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Importing to INTREPID datasets (T05)

1. OR Cancel Set Records to Skip Use this to specify the number of records rows occupied by any header or other file description data at the start of the input file INTREPID will skip the number of records rows that you specify When you choose it INTREPID displays the Records to Skip input dialog box Type the records to skip in the text box and choose OK Records To Skip o OF Cancel Editing the DDF in the DDF Preview dialog box You can directly edit the DDF in the editing area in the lower half of the dialog box To see more of the DDF use the scroll bar Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 13 Library Help Top Library Help Top 4 Back gt DDF skeleton generator You can use the DDF skeleton generator to examine your data file and suggest a DDF description for the data You can edit this skeleton to create the required DDF for the data gt gt To create a skeleton DDF Choose Generate Skeleton DDF from the File menu and select Point Dataset Line Dataset or Polygon Dataset from the cascade menu Options Help Load Data Description Format file gt rt_test line data As Save Data Description Format file As 40 50 1234 654 Line Dataset 654 Polygon Dataset 654 Generate Skeleton Data Description Format file gt Point Dataset 36820 70040 36825 70040 36830 70040 36835 70040 IN
2. from the File menu See Specifying input files and output datasets for information about specifying files Select the input format to be used from the Input Format menu See Input Formats for details If INTREPID displays a dialog box for the input format you have chosen specify the parameters required When you have made specifications according to your requirements choose Apply in the Import window INTREPID will to carry out the import process Edit the INTREPID standard information isi file if necessary vector datasets only See Editing the aliases Edit the geographic registration for the dataset if necessary See Setting Geographic Registration for vector datasets or Setting Geographic Registration for a grid dataset If you wish to record the specifications for this process in a task specification job file in order to repeat a similar task later or for some other reason use Save Options from the File menu See Specifying input files and output datasets for information about specifying files If you wish to repeat the process repeat steps 2 10 varying the specifications as required To exit from Import choose Quit from the File menu As you specify the filenames and parameters for the import process INTREPID displays them in the Import window See Displaying options and using task specification files for details and an example of a set of specifications You can view Help information by choosing op
3. 999 0 Binary Generated On Opposite Endian machine Data Type Unsigned8Bitlnteger Signed16Bitlnteger C Signed32Bitinteger IEEE4ByteReal C IEEE8ByteReal Geographic Registration OK Cancel Set the parameters and options according to your requirements Notes If you are importing ERMapper data you normally do not need to alter any of the parameters in this dialog box See Importing ERMapper files There are no end of row markers in the data so you need to specify the number of columns and rows of cells there are in the image The file may have some header data at the beginning If so you need to specify the number of bytes of data to skip in order to find the start of the image Each row may have some unwanted data at the beginning and the end If so you need to specify the number of bytes of data to skip in order to find the beginning and end of the image data in each row Each row may also have some unwanted data at the start or end If this exists you need to specify the number of bytes at the beginning and end You need to specify the precision of the data byte integer floating point If there are nulls in the data you will need to specify the value used for them in the import file An explanation of each parameter or set of options appears below Set the Geographic Registration for the dataset See Setting Geographic Registration for a grid dataset for instructions Choose OK Complete the
4. Editing geographic registration operates only on the output dataset Specify Output Dataset Use this to specify the INTREPID dataset that you are creating and to which you are importing data in this process Load Options If you wish to use an existing task specification file to specify the Import process use this menu option to specify the task specification file required INTREPID will load the file and use its contents to set all of the parameters for the Import process See Displaying options and using task specification files for information about task specification files Save Options If you wish to save the current Import file specifications and parameter settings as a task specification file use this menu option to specify the file name and save the file See Displaying options and using task specification files for more information Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Library Help Top Input Formats Importing to INTREPID datasets T05 4 lt 4 Back gt INTREPID can import data from a wide range of file formats gt gt To select the input format Ensure that you have specified the input file and output dataset See previous section Choose the format you require from the Input Format menu Pi Intrepid Import Too 7 4 AGSO Ascii Argus Nan Sat Con 20 Binary Argus 500 Pari AG50 Binary Basos COI AGSO RAE Pari Proc Ascii Columns Ascii Line
5. GR 820 data Exploranium GR 820 data files have a binary format INTREPID can import GR 820 binary data blocks into a predetermined vector dataset format The binary data blocks can be alone in a file or embedded in an ASCII columns file You can import Exploranium GR 820 data using The GR_820 option from the InputFormat menu for standard Exploranium GR 820 binary files ASCII columns import for Exploranium GR 820 binary data embedded in an ASCII columns file See Exploranium GR820 import in The INTREPID DDF format R08 for instructions Setting Geographic Registration for vector datasets When you import to a vector dataset part of the process is to nominate the datum and Library Help Top 2012 Intrepid Geophysics q Back gt INTREPID User Manual Importing to INTREPID datasets T05 19 Library Help Top Library Help Top lt 4 Back gt projection for the dataset This is called geographic registration This should alswyas be done prior to trying to use other tools within INTREPID The ProjectManager also lets you review and set this information ASCII columns data If you are importing ASCII columns data you should incorporate geographic registration information in the DDF See Importing ASCII Columns data NetCDF XYZ data If you are importing NetCDF XYZ data see Importing NetCDF XYZ data the import data should include its own geographic registration information ASCII XYZ Geosolut
6. Import window Choose Cancel to abandon the DDF selection editing process If you choose OK without saving the DDF INTREPID will save it as install_path tmp ddf 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 14 Library Help Top 4 Back gt Help You can use the Help menu to display help text on the topics shown in the menu illustration below File Options File I ts import_tesi 4i 12345678 File Types 8901234567890 368 56694 69 pe ote ote te te te te te te Ww o an n an A Importing AGSO vector data Library Help Top With the deployment of GADDS by Geosciense Australia the need for this function becomes obsolete INTREPID INTREPID can import AGSO standard tapes in e Argus format currently used e BASOS format an old format not currently used RAF format AGSO internal archive storage and retrieval format not generally available gt gt To import AGSO data 1 Choose AGSO Argus AGSO BASOS or AGSO RAF from the Input Format menu INTREPID displays an AGSO Import dialog box AGSO Binary Argus Report Contents Only OF Cancel 2 Ifyou wish to have INTREPID only report on the file contents turn on the Report Contents Only check box 3 Choose OK 4 Complete the import process in the normal way Geographic registration for AGSO vector data AGSO vector data has two possible d
7. Intrepid Audit Stamp w Edit Database Aliases Input D f test_data FullT ests impor Field Coordinate Reference Output D s test_data FullTests imp ore See Vector dataset field aliases in INTREPID database file and data structures RO5 for further instructions You can also use a text editor to directly edit the INTREPID standard information isi 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 22 Library Help Top lt 4 Back gt Importing to grid datasets INTREPID can import data from the following grid formats ASCII image files Binary image files including ERMapper ARC INFO and ERDAS IMAGINE AGSO ASCII and Binary image files ASEG GXF files Encom Image Zmap grid ECS egridfile and GRDUTE files GEOPAK files Geosoft grid files NetCDF Grid files Geosolutions previously Newcrest Grid files Examining input grid dimensions UNIX Library Help Top The octal dump UNIX command is sometimes useful for determining the size of a header or the dimensions of a grid od b filename Binary grids od c filename ASCII character grids 1 There is generally no need to import ERMapper files ERMapper files are 100 INTREPID compatible and can just be loaded as datasets without any importing process If you wish to import ERMapper files treat them as binary image files 2012 Intrepid Geophysics 4 Back gt INTR
8. Reference Output from the Utilities menu of the Import window RU intrepid Import Too a SS yea are Fs ee eee File Input Vector Format Input Grid Format Post Import Utilities Help Actions Process Be gin Geo Reference Output Name import Comments Intrepid Audit Stamp v Edit Database Aliases Input D test_data FullT ests impon Output D test_data FullTests impo Field Coordinate Reference INTREPID displays the Set Geographic Registration dialog box Geo Reterence w ector Z PE mi ai Projection RAA Datum RAWY OE Cancel 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 20 Library Help Top 4 Back gt 3 Specify the Datum and the Projection by choosing the corresponding buttons INTREPID displays a datum or projection selection dialog box accordingly Select the datum projection you require then choose OK See Specifying the datum and projection for a vector dataset for full instructions 4 Ifyou wish to nominate different fields as the X and Y location fields choose X INTREPID displays a file selection dialog box Select the new X field Repeat the process for the Y field See Specifying input and output files in Introduction to INTREPID R02 for information about specifying files Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID dat
9. datasets The procedure is similar to that for importing ASCII Images Using the Import tool Library Help Top gt gt To use the Import Data tool 1 Choose Import from the File menu of the Project Manager or use the command import exe INTREPID displays the Import window 7 r E intrepsc import Took a SS Fee input Vecter Format input Gad Fo Ged Format Postimport Unites Help Actors qi ame import Comments Intrepid Audit Stamp v5 0 0 default for Windows x64 by BUSTER debeg build d dSaSc4tant 03 12 2012 Parameters Begin 2 If you are only editing the geographic registration of an existing dataset perform steps 3 4 specify output dataset only 9 10 11 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 2 Library Help Top Library Help Top 10 11 12 4 Back gt If you have previously prepared file specifications and parameter settings for Import load the corresponding task specification file using Load Options from the File menu See Specifying input files and output datasets for information about specifying files If all of the specifications are correct in this file go to step 7 If you wish to modify any settings carry out the following steps as required Specify the input file or device name for an AGSO Argus tape and the output dataset into which you wish to import the data Use the corresponding options
10. file For example if you had a task specification file called surv329 job in the current directory you would use the command import exe batch surv329 job Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 6 Library Help Top lt 4 Back gt Task specification file example Here is an example of an Import task specification file Process Begin Name Import Input eba_Ascii Output ebagoola Parameters Begin Format AsciiColumns AsciiColumns Begin FixedLength No RecordLength 80 SkipRecords 0 ReportDiagnostics yes DDF eba ddf AsciiColumns End Parameters End Process End Importing to vector datasets You can import to INTREPID vector datasets from a range of data formats The formats that INTREPID supports include e ASCII column files described by Data Definition Files DDF e AGSO Argus BASOS and RAF files e Geosoft XYZ files e Moss files NetCDF XYZ files Picodas files e Geosolutions Line files Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 7 Library Help Top 4 Back gt Group by fields and field aliases During the import process for a vector dataset INTREPID can automatically Identify group by fields and Create and assign aliases to fields INTREPID creates an INTREPID standard information isi file with alias
11. import process in the normal way 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 26 Library Help Top lt 4 Back gt Rows and Columns Use these text boxes to specify the dimensions of the grid dataset Enter the number of rows of data values and the number of values in each row i e the number of columns Bytes to skip at start Use this text box to specify the size in bytes of any header or other file description data occurring at the start of the image file INTREPID will skip the number of rows that you specify Leading Trailing Bytes to Skip Each Row Use these text boxes to specify the number of bytes of unwanted data occurring at the start and or end of each row INTREPID will skip the data that you specify Nulls Flagged as Use this text box to specify the value in the import file that INTREPID should interpret as null Binary generated on Opposite Endian machine Have this check box turned on if the binary image data was generated on a computer that uses least significant byte first LSB format Have it turned off if the binary image data was generated on a computer that uses most significant byte first MSB format In general PCS e g Intel Windows DOS LINUX use LSB and UNIX computers e g Sun use MSB An exception to this rule is the DEC UNIX which uses LSB INTREPID will automatically convert the image data as necessary Precision of the data to be p
12. in the comment line of the XYZ file and are created within INTREPID as Group By fields The AS prefix distinguishes them from GO fields eg GS_Line which originate within the Geosoft program Importing Geosolutions line point data Library Help Top Geosolutions line or point files consist of a number of fields which may be labelled gt gt To import Geosolutions line or line data 1 Choose Geosolutions Line Point from the Input format menu INTREPID will examine the input file and display the Import Geosolutions Line Point Data dialog box E o O O Geosolutions Line Point Data Fields 10 LINE_NO_ GPS_TIME LOCAL_EAST LOCAL_NORTH EAST NORTH ALTIMETER FINAL_MAG SPARE SPARE Line Number LINE_NO_ Line Data C Point Data OK Cancel The dialog box will report the number of fields and their labels if present Specify whether to import the data to a line or point dataset using the corresponding option buttons If one of the fields is the line number field for the dataset specify it by choosing Line Number and selecting the line number field from the file selection dialog box displayed Set the Geographic Registration for the dataset by specifying its Datum and Projection Choose the corresponding buttons and select the datum and projection accordingly from the dialog boxes that INTREPID displays See Setting Geographic Registration for vector datasets for more details of this process
13. parameters 1f required Set the Geographic Registration for the dataset See Setting Geographic Registration for a grid dataset for instructions Choose OK Complete the import process in the normal way 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 29 Library Help Top lt 4 Back gt Importing other grid formats Library Help Top INTREPID can import GEOPAK ECS GRDUTE grid Geosoft Image GIPSIJ Geosolutions Image and AGSO ASCII grid data gt gt To import data with a grid format listed above 1 Choose the format as required from the InputFormat menu INTREPID displays the corresponding Import dialog box GEOPAK Image ECSGRDUTE Image Rows 34 Columns 2b Rows fla Geographic Registration Columns 560000 Geographic Registration OF Cancel B ne panam Geosolutions Image Rows Columns 51 Origin 19000 000000 Y Origin 20020 000000 Cellsize 20 000000 GEOSOFT Grid Rows 21 Columns 114 Geographic Registration OK Cancel Geographic Registration OK Cancel Intrepid Import Tool 3 1a Beta Argus Binary Image Rows 241 Columns 361 AGSO Image vorigin 88 0000 lat Rows 296 Saai EE A aaa Columns 418 Report Contents Only Geographic Registration OF Cancel Notes If you are importing Geosoft GIPSI INTREPID will automatically detect whether the grid is in GIP
14. row of registration cell X and Y coordinates of the registration cell X and Y dimensions of the grid cells e Rotation Datum See below e Projection See below Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 31 Library Help Top 4 Back gt 3 Choose OK when you have finished INTREPID will close the Set Geographic Registration dialog box If you are about to import to a new dataset INTREPID will apply the settings to the dataset you are about to create If you are modifying the geographic registration of an existing dataset choose Apply to save the new information to the dataset Registration Cell X Y You must specify geographic reference coordinates for one cell in the grid the registration cell Use these text boxes to specify which cell in the grid is to be the registration cell Enter the cell s row and column numbers Easting Northing Use this text box to specify the Easting and Northing coordinates of the reference cell The coordinates must correspond with the datum and projection you are choosing Xdimension Ydimension Use this text box to specify dimensions in projection distance units of a grid cell Rotation Use this text box to specify the orientation of the grid lines away from North South Enter the rotation in degrees clockwise from North Specifying the datum and projection for a grid dataset gt gt To
15. 654040 00 56614 34 276420 006654041 00 56608 45 276453 006654042 00 56603 65 276486 006654042 00 56599 15 276519 506654047 00 56595 13 276553 006654043 00 It 56591 91 276586 006654044 00 56589 22 276619 006654044 00 i S6SA6 AN 276652 506654044 00 56504 90 276606 006654045 00 56583 86 276719 006654046 00 56582 14 276757 006654046 00 56581 23 276785 506654046 00 56581 21 276819 006654047 00 56581 70 276952 006654048 00 56582 58 276885 006654048 00 56503 79 276910 506654040 00 w a o o o gt o eee Ree eee eee eee eH Re OS 36925 70040 FID 9 12 INTEGER 4 LINE 14 17 INTEGER LINETYPE 21 22 INTEGER 2 MAG 24 30 REAL j OK Cancel The top section of the DDF Preview dialog box contains a display of the data file you specified See Specifying input files and output datasets There is a column number ruler across top of the text display area to help you see the column layout of the data The text area will probably not show all of the data You can view more data by resizing the dialog box window or scrolling the data The bottom section of the dialog box contains the text of the DDF that you have selected You can edit the DDF directly in this text area If you edit the file and wish to keep the results make sure you save it before dismissing the DDF Preview dialog box See Saving DDFs gt gt To specify the DDF format 1 Either Use the File menu to load a DDF from the DDFs ava
16. Choose OK Complete the import process in the normal way 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 18 Library Help Top lt 4 Back gt Importing Picodas Line data gt gt To import from Picodas Line formats 1 4 5 Choose Picodas Line from the Input format menu You should choose the list file which contains a list of the binary files supplied in this format INTREPID will examine the input file and display the corresponding dialog box Picodas Line Data Import Un selected w Keep Traverses ww Keep Ties Mw Keep Calibration lines Mw Keep Scrub lines Projection GEODETIC Datum Datum W GSG OK Cancel Choose which fields you wish to import and create an Intrepid database from Set the Geographic Registration for the dataset by specifying its Datum and Projection Choose the corresponding buttons and select the datum and projection accordingly from the dialog boxes that INTREPID displays See Setting Geographic Registration for vector datasets for more details of this process Choose OK Complete the import process in the normal way Importing NetCDF XYZ data INTREPID can obtain all required information from the NetCDF XYZ files If you choose this input format option INTREPID will not display a dialog box for parameters At V4 5 5 0 the GMT variant for GRIDS of this format is supported natively Importing Exploranium
17. EPID User Manual Importing to INTREPID datasets T05 23 Library Help Top lt 4 Back gt Importing ASCII Image data Library Help Top An ASCII image file consists of a sequence of numbers in ASCII text format separated by spaces Each number represents the value of a cell of the image gt gt To import ASCII image data 1 Choose ASCII Image from the InputFormat menu INTREPID displays the Import ASCII Image dialog box p Ascii Image Rows Columns Records To Skip At Start Leading Bytes To Skip Each Row Trailing Bytes To Skip Each Row Nulls Flagged As Fixed Width Chars Pixe Output Data Type f Unsigned Bitlnteger f Signed 6BitiInteger f Unsigned bBitinteger OC Signed3 Bitlnteger EEE4ByteReal C EEE ByteReal Data from top left by row C Data from bottom left by row Geographic Registration OK Cancel 2 Set the parameters and options according to your requirements Notes e There are no end of row markers in the data so you need to specify the number of columns and rows of cells there are in the image The file may have some header data at the beginning If so you need to specify the number of rows of data to skip in order to find the start of the image Each row may also have some unwanted data at the start or end If this exists you need to specify the number of bytes at the beginning and end Ifthe numbers in the ASCII file are not separated b
18. ID displays the DDFs from your current working directory in the Load Local DDF dialog box Choose the file you require See Specifying input and output files in Introduction to INTREPID R02 for information about specifying files ASCII Columns import options You can use options from the Options menu to specify Whether the import records are of fixed length If there is an error in the input data whether to assign the value null or stop the process and report the error Whether to produce a diagnostic report of the process The record length of the input data if it is fixed length Number of records containing header information etc at the start of the input file Records to skip Fi Fixed Length Records 11 Mull Field On Error Diagnostic Report Set Record Length Set Records to Skip Fixed Length Records Turn on this option if the file to be imported has fixed length Library Help Top records This option is useful if there are no carriage returns or line feeds delimiting records 1n the data 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 12 Library Help Top 4 Back gt Null Field on Error This option specifies INTREPID s behaviour if it encounters an error or data that it cannot interpret in the import file If you turn this option on INTREPID will insert the value null in the data whenever it cannot evaluate an item I
19. INTREPID User Manual Library Help Top Importing to INTREPID datasets T05 Importing to INTREPID datasets T05 1 lt 4 Back gt Top This tool enables you to convert data from a variety of formats to INTREPID dataset files You can import data into vector and grid datasets The sections following on vector dataset import and grid dataset import contain lists of the data formats from which INTREPID can import You can also specify the geographic registration of an existing dataset using this tool Note You can identify the current datum and projection if for some reason INTREPID does not have them correctly recorded For example the import data may not explicitly identify its datum and projection This tool will not perform datum or projection conversion in a dataset See Datum and Projection Utility T18 for information about that process Generally at the end of this process your data should have geographic registration be geolocated INTREPID does however support unlocated and local grids See Data that is not geolocated RAW in INTREPID s supported datums and projections ROY and Local projections local grids in INTREPID s supported datums and projections R09 for details Recent updates please note The Import tool can now import e ARCVIEW Shape files into vector datasets The procedure is similar to the one for Picodas Line and Moss Exchange data e LCT Grids USGS Images into grid
20. SCII GXF format The base 90 compressed ASCII GXF format INTREPID automatically recognises all specifications in GXF such as by row or by column There is no need to import this format as it is also a native supported format To import GXF data 1 Choose ASEG GXF from the InputFormat menu INTREPID displays the Import ASEG GXF dialog box ASEG GAF Image Rows 0 Columns 0 sense flag 9999 Default DUMMY or NULL 1le 03 Geographic Registration OK Cancel 2 Set the Geographic Registration for the dataset See Setting Geographic Registration for a grid dataset for instructions Library Help Top 2012 Intrepid Geophysics q Back gt INTREPID User Manual Importing to INTREPID datasets T05 28 Library Help Top Library Help Top lt 4 Back gt 3 Choose OK 4 Complete the import process in the normal way Importing Zmap data gt gt To import Zmap ZYCOR or Landmark grids data 1 This is a native supported format at V4 5 5 0 so try that first 2 Choose Zmap from the InputFormat menu INTREPID will examine the header of the input file and display the Import Zmap dialog box map Grid Rows Columns Null 1 INF Chars Pixel L Geographic Registration OF Cancel _ OK Cancel The Import Zmap dialog box reports the dimensions of the grid in the input file obtained from its header Modify the Rows Columns and or Chars Pixel characters per cell
21. SI UNIX format or Geosoft DOS format If you are importing AGSO ASCII Image data you can use the Report Contents Only check box to choose whether to e View a report of the input file contents only Turn on the check box or e Perform the import Turn off the check box Geosolutions image data already has coordinates for the registration cell origin and cell size You only need to specify the datum and projection AGSO Binary Image data already has geographic registration which INTREPID can interpret Omit step 2 for this input format Set the Geographic Registration for the dataset See Setting Geographic Registration for a grid dataset for instructions Choose OK Complete the import process in the normal way 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 30 Library Help Top 4 Back gt Importing NetCDF Grid data INTREPID can obtain all required information from the NetCDF grid files If you choose this input format option INTREPID will not display a dialog box for parameters Note GMT files automatically OK in most tools now Importing Encom Image data Encom Image files have binary grid format gt gt To import an Encom Image file Choose Encom Image from the InputFormat menu INTREPID will examine the input file header and display the Import Binary Image dialog box reporting the grid dimensions it finds in the header Use the Import Bin
22. TREPID will generate and display the skeleton DDF You can edit it as described in Editing the DDF in the DDF Preview dialog box Ja a a a Dovy ruo zrozur uvub654 56641 00 276320 006654 File Options Help File D test_data FullTests import_test line_data Asci 10 20 30 40 50 12345678901234567890123456789012345678901234567890123456 36815 70040 4 56694 69 276186 50665403 36820 70040 56682 60 276220 00665403 36825 70040 56668 11 276253 50665403 36830 70040 56653 78 276287 00665403 36835 70040 56641 00 276320 00665404 36840 70040 56630 09 276353 00665404 56621 09 276386 50665404 36850 70040 56614 34 276420 00665404 36855 70040 56608 45 276453 00665404 _ LOL LOO AD FNA eS ee Ye Vv N Ve r N O Ja 36845 70040 e e a o o S amp S a a KE TYPE LINE a A REAL 8 B REAL 8 C REAL 8 aaas ee OK Cancel Saving DDFs You can save a copy of the current DDF INTREPID will normally save it in the working directory If you wish to use it regularly save it in or copy it to the library install_path ddf gt gt To save a DDF Choose Save DDF from the file menu INTREPID displays a file selection dialog box Specify and save the file See Specifying input and output files in Introduction to INTREPID R02 for information about specifying files OK Cancel When you choose the OK button INTREPID will apply the current settings to the import process and display the results in the
23. XYZ SEG Geosoft GDB Geosolutions Picodas n Pico Envirotec ArcView Shape GR 820 Adjust Current Settings If INTREPID requires further information about the file before it can perform the import 1t displays a dialog box If one of these dialog boxes appears specify the import parameters required and choose the OK button in that dialog box INTREPID will close the dialog box and use the parameters that you specified Importing from tape under Windows Library Help Top If your data is in tar tape archive format you may need UNIX support software to import it under Windows Software packages such as MKS Toolkit provide access to standard tar commands using UNIX device notation See Accessing INTREPID data from both UNIX and Windows in Configuring and using INTREPID R04 for more information If you wish to import from tar tape under Windows please contact our technical support service for information about the latest techniques and UNIX support software If you are importing data from a tape under UNIX you can specify the tape device name e g dev rst4 as the input file name 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 5 Library Help Top 4 Back gt Apply When you choose Apply INTREPID will carry out the processing that you have specified Before you choose Apply you must have specified the input file and output datase
24. ars Pixel If your ASCII file has no spaces between cell values there must be a fixed number of characters to be interpreted as the data for each cell If your data is of this type turn on the Fixed Width text box and specify the number of characters that represent each cell s value Precision of the data to be processed Use these option buttons to specify the precision of the saved dataset Unsigned8bitInteger Signed16BitInteger integer 2 byte SignedB2Bitintege IEEE4ByteReal real 4 byte IEKEE8ByteReal real 8 byte Geographic Registration Use this button to set the geographic registration of the data datum projection cell size and location of the top left corner cell See Setting Geographic Registration for a grid dataset for details of this operation 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 25 Library Help Top lt 4 Back gt Importing Binary Image data Library Help Top A Binary image file consists of a sequence of binary encoded numbers Each number represents the value of a cell of the image and occupies 1 8 bytes depending on the precision of the data gt gt To import binary image data 1 Choose Binary Image from the InputFormat menu INTREPID displays the Import Binary Image dialog box Rows Columns Bands Bytes To Skip At Start Leading Bytes To Skip Each Row Trailing Bytes To Skip Each Row Nulls Flagged As
25. ary Image procedure as described above see Importing Binary Image data Setting Geographic Registration for a grid dataset Image import files often contain only values without proper location information If the image file you are importing has no location information you can specify it using the Set Geographic Registration dialog box You can edit the geographic registration of an existing dataset using the Geo Reference Output option in the Utilities menu This dataset can be the one just imported or some other one that you specify as the output dataset gt gt To specify location information 1 Ifyou are about to import an image and have displayed an input parameters dialog box choose Geographic Registration from the input format dialog box If you are modifying the geographic registration of an existing grid dataset ensure that the existing dataset is specified as the output dataset in the Import tool window See Specifying input files and output datasets for more information Choose Geo Reference Output from the Utilities menu INTREPIDdisplays the Set Geographic Registration dialog box r Grids are referenced from the top left point of the top left cell Registration Cell 0 5 Registration Cell v0 5 Easting 0 0 Northing 0 0 Xdimension 1 0 Ydimension 1 0 Rotation 0 0 ___Datum__ RAW Projection RAW OK Cancel 2 Specify e Column and
26. asets T05 21 Library Help Top lt 4 Back gt 5 Choose OK in the Geographic Registration dialog box INTREPID will close the Set Geographic Registration dialog box and apply the settings to the dataset you are creating If you chose new X and Y fields INTREPID will modify the aliases accordingly Specifying the datum and projection for a vector dataset gt gt To specify the datum and projection for a vector dataset Choose Datum or Projection in turn from the dialog box you are using See Specifying datums and projections in INTREPID s supported datums and projections R09 for detailed instructions Editing the aliases Library Help Top The importing process creates a INTREPID standard information isi file for the dataset If you wish to change the aliases assignment of the output dataset after an import operation you can edit its INTREPID standard information isi file When you set geographic registration for a dataset you have an opportunity to assign the X and Y aliasese See Setting Geographic Registration for vector datasets for details See Vector dataset field aliases in INTREPID database file and data structures R05 for more information gt gt To edit the aliases of the output dataset 1 Choose Edit Dataset Aliases from the Post Import Utilities menu Eg Intrepid Import Tool M u E E _ y a eei Process Be gin Geo Reference Output mp ort Comments
27. atums The change occurred in 1992 Before 1992 AGD66 After 1992 WGS84 The import data does not specify the datum After importing the data you must check and change the datum if necessary You can use GeoReference Output from the Utilities menu for this operation See Modifying geographic registration for an existing dataset for instructions 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 15 Library Help Top Library Help Top 4 Back gt The AGSO configuration file INTREPID keeps a configuration file for the AGSO formats called BMRStandardChannels in the directory install_path config This ASCII file contains the field names for each variety of tape including e radiometrics only e radiometrics and magnetics gt VLF e Doppler navigational data e Pressure e temperature and upward radiometrics e Navigation e Magnetics new and old The file contains the default field names followed by a standard divisor to convert from integer to real The divisor will normally convert the data to Real 4 You can add an optional 3rd argument to force a conversion to Real 8 All location information should be converted to Real 8 The dataset creation process The header of an AGSO tape contains the channel and data type information INTREPID uses this to select the dataset field names and structure from BMRStandardChannels INTREPID automatically derives the l
28. completed Rows 21 Columns 114 Geographic Registration Projection RAW sees OK Canrel Set the Geographic Registration for the dataset by specifying its Datum and Projection Choose the corresponding buttons and select the datum and projection accordingly from the dialog boxes that INTREPID displays See Setting Geographic Registration for vector datasets for details of this process 2 INTREPID will normally import the first column of data as the X field the second as Y and the third as Z If there are exactly three columns of data go to step 6 Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 17 Library Help Top lt 4 Back gt 3 If there are more than three columns of data in the Geosoft XYZ file you need to decide whether the third and subsequent columns will be single fields or bands of one multiband field To import the additional columns of data as a single multiband Z field turn on the save as Multiband Channel Z check box To import the additional columns of data as separate Z fields turn off the Save as Multiband Channel Z check box INTREPID will import the third and subsequent columns as fields Z1 Z2 Choose OK Complete the import process in the normal way Depending on the particular format of the XYZ file the import process may create 2 extra fields called AS_FLIGHT and AS DATE These fields occur
29. e IPHT magnetic tensor instrument using SQUID technology This system measures 22 quantities including mixed gradients accelerations temperatures pressures roll pitch and yaw Decimation from 1000 Hz to a required sensible value is easily accomplished as well as the task of establishing a located dataset by time sync all the various input devices The point about an object oriented database framework is that tensors vectors decay curves etc can have all their observations stored in an appropriately designed 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 32 Library Help Top Library Help Top lt 4 Back gt field type within the database preserving the unique physical nature of the measurements and ensuring the correct mathenmatics and error analysis can be properly appplied at all stages of the processing For those who wish to claim that EXCELL or ACCESS among the possible tools can do all that is required to provide an excellent and optimum solution think again 2012 Intrepid Geophysics 4 Back gt
30. es appropriate to the output dataset type See Group by fields in INTREPID database file and data structures R05 and Vector dataset field aliases in INTREPID database file and data structures R05 for full details about these topics The table in this section indicates automatic or programmable group by and alias assignments for each input format INTREPID imports data from all formats listed into line datasets unless otherwise indicated in the table The table contains the following codes Code Meaning INTREPID automatically assigns a field without your intervention Ee You specify the assignment of a field before the import process Blank INTREPID lists the alias in the INTREPID standard information isi file but does not assign it during the import process You must edit the INTREPID standard information isi file after import to assign the alias X INTREPID does not list this alias in the INTREPID standard information isi file usually because the alias is not appropriate to the dataset type Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 8 Library Help Top lt 4 Back gt Automatic selection of group by fields and assigning of fields to aliases for each import formats Group by X AGSO ASCII Argus AGSO Binary Argus AGSO Binary BASOS AGSO RAF ASCII Columns line ASCII Columns point ASCII Colum
31. f you turn this option off INTREPID will halt the import process if it cannot evaluate an item and report the problem to you Here is an example of an error report which INTREPID displays when this option is turned off Intrepid import Too via ERROR Error when reading file magAscii found on record 15 ruler 123456789 123456789 123456789 123456789 123456789 12345 record 1 55 15 2010 2 58256 7 AAKAAK 6643600 Field FID value 15 Field LINE value 2010 Field LINETYPE value 2 Field MAG value 58256 7 Field X valug kxAK Field Y value 6643600 NOTE Error detected in field x Should be integer in range 32767 32727 E Diagnostic Report If you turn on this option INTREPID can produce a report of the import process The report will be an ASCII text file in the working directory with the same name as the output dataset and the extension rpt For example if your dataset is called mag567 then the report file will be mag567 rpt You can also view diagnostic reporting of the process in a background window UNIX or a Windows ntout report file See Diagnostic reporting options in Configuring and using INTREPID R04 for more information Set Record Length If the import file has fixed length records use option to specify the number of characters in each record When you choose it INTREPID displays the Record Length input dialog box Type the record length in the text box and choose OK Record Length
32. ilable in the library or the current working directory or Use the DDF editing area and or the Skeleton DDF generator to create a new DDF 2 Use the Options menu to turn on Fixed Length or specify Record Length if required 3 Use Set Records to Skip in the Options menu to specify the number of header and or blank records at the start of the ASCII columns file 4 Choose OK to accept the selected DDF for interpreting the import file 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 11 Library Help Top lt 4 Back gt Loading existing DDFs gt gt To load an existing DDF 1 Choose Load DDF from the File menu INTREPID displays the From Library From Current Directory cascade menu Options Help Load Data Description Format file gt From Library p Save Data Description Format file As From Current Directory Generate Skeleton Data Description Format file aT iii 5t o 6694 69 276186 5066540 i T 2 2c0oan FANAN A eecovdv e n aI7F7cCcNaNN NNCCOC AN Choose From Library or From Current Directory depending on where the required DDF resides The Library is the directory install_path ddf See The INTREPID DDF format R08 for more information INTREPID displays a file selection dialog box If you choose Library INTREPID displays the DDFs from the library in the Load Library DDF dialog box If you choose Current Directory INTREP
33. ions line point Picodas Exchange data If you are importing Geosoft XYZ Geosolutions line point data Picodas and Moss Exchange data see corresponding sections above you need to specify the datum and projection using the buttons provided in the corresponding import format dialog box Modifying geographic registration for an existing dataset You can edit the geographic registration of an existing dataset using the Geo Reference Output option in the Utilities menu This dataset can be the one just imported or some other one that you specify as the output dataset You can identify the datum and projection You may wish to do this for example if the current datum or projection is not the correct one for the dataset or if no datum or projection is currently recorded for the dataset You can also nominate the location X Y fields for the dataset i e assign the X and Y aliases See Editing the aliases in this chapter and Vector dataset field aliases in INTREPID database file and data structures R05 for more information Note The Import tool will not perform datum or projection conversion in a dataset See Old Datum and Projection Conversion T12 for information about that process gt gt To specify location information for an existing vector dataset 1 Ensure that the existing dataset is specified as the output dataset in the Import tool window See Specifying input files and output datasets for more information 2 Choose Geo
34. ne of the file into fields based on the position of the characters in the line For example field 1 could occupy character positions 1 5 field 2 positions 6 14 field 3 positions 15 24 etc If you display the file using a fixed space font the characters will be arranged in columns as well as rows Thus you could also substitute the word column for character position For example field 1 could occupy columns 1 5 field 2 columns 6 14 field 3 columns 15 24 etc Note INTREPID assumes that the columns of data in the import file are separated by spaces or tabs If this is not the case you can specify a different delimiter in the DDF file If you are importing ASCII column data to a vector dataset you can create one or more multiband fields or one field for each column of data See Multiband fields in The INTREPID DDF format R08 for instructions Input file and device options for ASCII columns importing You can import ASCII columns data from disc file magnetic tape and through stdin UNIX only output from another task The advantage of direct tape input is that you can select only part of the data that you require This is faster than copying all data to disc UNIX only You can use stdin in batch processing situations where you are preprocessing the data before import piping the data directly from the preprocess to the import process For example you can use the UNIX dd utility to unblock the data from
35. ns polygon Geosoft XYZ gt gt gt P PointGroup gt lt S S Geosolutions line Geosolutions point GR_820 Moss NetCDF XYZ line AJA NeeoDPxvZnind_ ALATAT ee pions h x x Traverse line type codes Several INTREPID tools require a line type field containing a type code for each traverse line If your imported dataset does not contain such a field you may need to create one See Traverse line numbers and types in INTREPID database file and data structures R05 for further information ele gt etme pele tele l ely et ee feel ee ruta gt l pee xe gt gt gt gt Linenumber gt pet FightNumber o ei J gt linen l f gt clearance eel e e l a Pointe K S gt ti tll BEB BBE mee Viewing imported line datasets as point datasets INTREPID imports some formats to line datasets automatically You can view these datasets as point datasets if required See Viewing line datasets as point datasets in INTREPID database file and data structures R05 for instructions Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 9 Library Help Top lt 4 Back gt Importing ASCII Columns data Library Help Top INTREPID can interpret most ASCII columns data ASCII columns files consist of a number of lines of characters You can divide each li
36. ocation line number and fiducial fields from the AGSO data and assigns the corresponding aliases You may wish to create a line type field for the dataset AGSO has a line number convention which enables you to derive a line type field from the line numbers See Traverse line numbers and types in INTREPID database file and data structures RO5 for further information Importing AGSO Argus data from tape or disc notes AGSO Argus traverse line data format stores each traverse line as a separate file You can specify that INTREPID read the data directly from tape This is especially useful if you have a very large multivolume ASCII dataset and only wish to extract part of it To read data from tape enter the input file name containing the name of the tape device Examples Silicon Graphics dev rmt tpsOd5nrnsv 6250 dev rst0 a For 6250 bpi Sun with Kennedy drive at SCSI address 5 the device name is dev rst16 As there are multiple files on the tape you must specify no rewind after read INTREPID will import all files on the tape 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 16 Library Help Top o Back You can also specify that INTREPID read the data from disc The procedure for reading Argus data from disc requires you to have read the data from tape into multiple files via a tape utility such as dd We can supply you with a shell script to assist in crea
37. rocessed Use these option buttons to specify the precision of the saved dataset Signed16BitInteger integer 2 bytes IEEE4ByteReal real 4 bytes IEKEE8ByteReal real 8 bytes Geographic Registration Use this button to set the geographic registration of the data projection datum cell size and location of the top left corner cell See Setting Geographic Registration for a grid dataset for details of this operation Importing ERMapper files If you are importing ERMapper grid data INTREPID automatically sets all parameters from information stored in the ERMapper grid header file Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 27 Library Help Top 4 Back gt Importing ECS gridfile data gt gt To import ECS gridfile data 1 Choose ECS gridfile from the InputFormat menu INTREPID will examine the import file and identify the individual grids within the ECS database 2 INTREPID displays the ECS Grid Selection dialog box Intrepid Import Tool V3 la ECS Gridfile Image Geographic Registration 3 Set the Geographic Registration for the dataset See Setting Geographic Registration for a grid dataset for instructions 4 Choose the grid you wish to import then choose OK 5 Complete the import process in the normal way Importing ASEG GXF data INTREPID Import supports the following GXF Grid Exchange File formats The standard A
38. specify the datum and projection for a grid dataset Choose Datum or Projection in turn from the dialog box you are using See Specifying datums and projections in INTREPID s supported datums and projections R09 for detailed instructions Customised import from your aircraft or ship Library Help Top We can assist you to create a customised INTREPID import tool to import data from your aircraft or ship to an INTREPID dataset according to your practices and specifications Please contact us for further information As described in this manual INTREPID directly supports many common acquisition hardware such as Picodas and Exploranium GR 820 We invite instrumentation providers to share formats so that we can then in turn offer support for your equipment that you can feel at ease with We are in the process of sharing many more of the languages and Geophysical file formats that we support via the GOOGLE protobuf language facilities This is a V5 0 deliverable So far we have successfully integrated many standard airborne systems plus special one off or experimental acquisition systems with INTREPID The extensibility of the object orienteed database and also the abstraction of primary processing tools levelling gridding filtering allows for rapid extensions to existing workflows incorporting aspects of measured fields that have alluded conventional or one size fits all approaches A good example is the support for th
39. t names and the parameters that you wish INTREPID to use Help You can use the Help menu to display help text on the topics shown in the menu illustration below aL gt pen I a Post I Exit To exit from Import choose Quit from the file menu Displaying options and using task specification files Displaying options INTREPID displays the current file specifications and parameter settings in the Import window Using task specification files You can store sets of file specifications and parameter settings for Import in task specification job files gt gt To create a task specification file with the Import tool 1 Specify all files and parameters 2 If possible execute the task choose Apply to ensure that it will work 3 Choose Save Options from the File menu Specify a task specification file INTREPID will add the extension job INTREPID will create the file with the settings current at the time of the Save Options operation For full instructions on creating and editing task specification files see INTREPID task specification job files R06 files gt gt To use a task specification file in an interactive Import session Load the task specification job file File menu Load Options modify any settings as required then choose Apply gt gt To use a task specification file for a batch mode Import task Type the command import exe with the switch batch followed by the name of the task specification
40. the tape and then pipe the data from it to the import process See Specifying input files and output datasets for details of the input file specification process gt gt To specify a disc file Specify the path and file name in the normal way gt gt To specify magnetic tape input Type the device name as the input file gt gt To specify stdin Type stdin as the input filename 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 10 Library Help Top Library Help Top 4 Back gt DDF Data Description Files If you require INTREPID to interpret an ASCII columns file you need another file which defines the fields and their column numbers This is called a Data Description File DDF If you specify ASCII Columns format import data you must also specify or create a DDF to describe your data See The INTREPID DDF format R08 for a full description of the DDF format options The ASCII Columns import process If you choose ASCII Columns format for your input file INTREPID displays the DDF Preview dialog box Jpbons Help File D 20 3 0 60 70 0 122456708901294567890 1294567890 1294567890 1234567890 12345678901 234567090 1234567090 129456 36615 40 56694 69 276106 506654038 0 56682 60 276220 006654038 00 56668 11 276253 506654038 00 56653 78 276207 006654039 00 56641 00 276320 006654040 00 56630 09 276353 006654040 00 56621 09 276986 506
41. ting these files If you are importing from disc you must have created a file containing a list of all of the file names one per line The file name must have the extension 1st In this case specify the 1st file as the File To Import text box in the Import dialog box From this file name list file INTREPID can determine the names of all of the files it must import If you are importing the data from disc and specify a file name with an extension other than 1st INTREPID will assume that the data is in an AGSO Archive format file Importing BASOS data notes You can load BASOS data from disc or tape This older format is not commonly found The blocking factor is 3840 for tapes If you read a tape to disc make sure you pad out the blocks so that they remain a constant size The BASOS null value is 101 Importing ASCII XYZ data ASCII XYZ files consist of a number of columns of data where a column represents a field e g X or Y or Z and a row represents a data point INTREPID imports ASCII XYZ files to line datasets You can view these datasets as point datasets if required See Viewing line datasets as point datasets in INTREPID database file and data structures R05 for instructions gt gt To import ASCII XYZ data 1 Choose ASCII XYZ from the Input Format menu INTREPID will examine the input file and may display the Import ASCII XYZ dialog box Information CEOSOFRT Grid Geo Reference Yector Import processing A
42. tions from the Help menu See Help You can execute Import as a batch task using a task specification Job file that you have previously prepared See Displaying options and using task specification files for details 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 3 Library Help Top lt 4 Back gt Specifying input files and output datasets To import data you must specify the input data file and the output dataset Choose the corresponding options from the File menu to specify these files Intrepid Import Tool A Input Vector Format Input Grid For Open Input File Specify Output Dataset m Specify Output Grid Load Options Sawe Options Qurt In each case INTREPID displays an Open dialog box Use the directory and file selector to locate the file you require See Specifying input and output files in Introduction to INTREPID R02 for information about specifying files Open Input File Use this to specify the file or device containing the data to be imported If you are importing data from a tape under UNIX you can specify the tape device name e g dev rst4 as the input file name If you are importing data into a multiband grid dataset INTREPID will prompt you to specify the band in which to store the data Enter Number of Bands amp Current Band If you are only editing geographic registration do not specify an input file
43. y spaces you will need to specify this and say how many characters represent one cell e You need to specify the precision of the data byte integer floating point Ifthere are nulls in the data you will need to specify the notation used for them in the import file An explanation of each parameter or set of options appears below 3 Set the Geographic Registration for the dataset See Setting Geographic Registration for a grid dataset for instructions 4 Choose OK and complete the import process in the normal way 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Importing to INTREPID datasets T05 24 Library Help Top Library Help Top 4 Back gt Rows and Columns Use these text boxes to specify the dimensions of the grid dataset Enter the number of rows of data values and the number of values in each row i e the number of columns Characters to skip at start Use this text box to specify the size in characters of any header or other file description data occurring at the start of the image file INTREPID will skip the number of rows that you specify Leading Trailing Bytes to Skip Each Row Use these text boxes to specify the number of bytes of unwanted data occurring at the start and or end of each row INTREPID will skip the data that you specify Nulls Flagged as Use this text box to specify the notation in the import file that INTREPID should interpret as null Fixed Width and Ch

Importing to INTREPID datasets (T05)

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