Project title - Knowledge-Based and Software Systems
Contents
1. Figure 36 shows a snapshot of user s screen after detecting a version conflict SARAT Microsoft Internet Explorer Annotation Outline User RAT Help Annotating URI http krizik felk cyut cz 8080 ratChapelsiMahous_b2 jpg Caption Mahous Caption Scope Note Mahous S O In Mahous there is a nice example of a typical stone pillar like wayside Informal Description cross PTT Keywords Ontologies i Ontology Tree stone pillar wayside colt Ontology Tree Used Selected I _ Ecclesiastical_architecture httoxkrizik felk cvut cz309 Chapels _ Ea Ol _j Wayside_column Multimedia Ww 1 _ Pillar like_wayside_column _ Stone construction_pillar like_wayside_column _ Walled construction_pillar like_wayside_column Colurn like_wayside_column _ Cross p Chapel a modiy Campanile Caption Mahous Search Annotate Caption _ Scope Note lt Mahous In Mahous there is a nice example of a typical stone pillar like z wayside cross Informal Description a Submit Keywords Ontologies Ontology Tree 7 stone pillar wayside colt Ontology Tree Used Selected J Ecclesiastical_architecture krizik folk ong Chapels vi a CI Wayside_column _ Pillar like_wayside_column v2. Example Let the outline be as shown in Figure 20 again After adding a new sub topic the outline will look as shown in Figure 22 20 Outline Chapels T Outline amp T Introduction T Spatial chapels amp T Niche chapels T Wayside crosses T Conclusion Q text There are T New subtopic Example Let the outline be as shown in Figure 20 again After adding a new Conclusion There are still about 4000 exemplars of small sacred architecture standing in the open landscape villages and towns of southern Bohemia Fifty years ago their number was yet significantly higher Particularly in areas where of population replacement after the termination ofthe Second Vvorld War or where a territory had become part of a wide spread frontier zone as much as hundreds of small and even bigger buildings and residences disappeared In recent decades most public and private owners have invested significant sums of money into the redevelopment of these buildings which caught the community s interest after the Second Vorld vwar Even though the condition of some ofthe remaining buildings is so catastrophic thatthe number of disappeared chapels and small chapels is not likely to be final It shall be a shared concern of all of us to protect these tiny architectural jewels The care of small sacred architecture is a good example ofthe moral and spiritual recovery of our society IM a A x
3. Figure 22 After adding a new sub topic Add a new text paragraph to the outline A new text paragraph will appear under the current one sub topic the outline will look as shown in Figure 23 Outline Chapels T Outline amp T Introduction amp T Spatial chapels T Niche chapels amp T Wayside crosses T Conclusion text There are text f lt enter vou JR 4 tel x d Conclusion There are still about 4000 exemplars of small sacred architecture standing inthe open landscape villages and towns of southern Bohemia Fifty years ago their number was yet significantly higher Particularly in areas where of population replacement after the termination ofthe Second world War or where a territory had become part of a wide spread frontier zone as much as hundreds of small and even bigger buildings and residences disappeared In recent decades most public and private owners have invested significant sums of money into the redevelopment ofthese buildings which caught the i community s interest after the Second World War Even though the condition of some ofthe remaining buildings is so catastrophic that the number of disappeared chapels and small chapels is not likely to be final It shall be a shared concern of all of us to protect these tiny architectural jewels The care of small sacred architecture is a good example ofthe moral and spiritual recovery of o
4. RAT O uses the URI as an identifier of the annotation URI is a read only field It is assigned once to the annotation when it has been created and then it can not be modified Caption is a read only copy of the field 3 The reason why it is duplicated is that the user needs to see it in read only form also when he activates the Search tab of the window and field 3 is not visible with the Scope Note 5 is Caption copied to the outline if the resource annotation has been included to an outline see Figure 25 Text present in the Caption is also subject to text based search see 5 3 1 Caption should be a very short and apt description of the resource Editable field Informal Annotation is aimed at keeping annotator s private remarks G Editable field Caption is aimed at defining the caption of the annotation Together G On including the annotated resource to an outline this text will not be copied to the outline see Figure 25 This field takes part in text based search see 5 3 1 This field may be used for tagging annotations which need a subsequent review etc Editable field Scope Note is aimed at official and formal description of the content represented by the annotated resource On including the annotated resource to an outline this text will be copied to the outline see Figure 25 This field takes part in text based search see 5 3 1 For comfortable editing large scope notes the gt gt button offers a bigger
5. http ocalhost rato chapels mahous_b2 jpg Java Applet Window Figure 11 URI to Annotate modal dialog Remark This way is applicable both to resources which have not been annotated yet and to those which have been already annotated In the later case the recently stored annotation will be shown in the Resource annotation window The second way of starting resource annotation assumes that the user uses the MS Internet Explorer and he updated the MS Windows registry of his computer as described in the Download paragraph of chapter 3 Then the user proceeds following the steps below 1 Open a web page containing the resource to be annotated in the MS Internet Explorer Then carry out one of the steps 2 or 3 or 4 according to the type of the annotated resource 2 If the annotated resource is the whole html page shown by the MS Internet Explorer a The mouse cursor shall be positioned anywhere on the page b Click the right mouse button c Select the Rat in item of the context menu d Click the left mouse button 3 If the annotated resource is a picture shown in the current html page displayed by the MS Internet Explorer a Position the mouse cursor over the picture to be annotated b Click the right mouse button 12 c Select the Rat in image item of the context menu d Click the left mouse button 4 If the user wishes to annotate a resource referenced by a link included in the current html pag
6. localhast rato chapels mahous b2 jpg Mahous Changedtaoa s i Figure 40 Check URLs result page 9 Acknowledgement RAT O tool has been developed within the CIPHER project Enabling Communities of Interest to Promote Heritage of European Regions funded by the 5th Framework Programme of European Commission For details on the project see http www cipherweb org POWERED BY Q IPHER 34
7. Stone construction_pillar like_wayside_column _ WWalled construction_pillar like_wayside_column Colurnn like_wayside_colurmn _ Cross _ Chapel Campanile Figure 36 The read write window automatically opened when a version conflict has been detected 28 As soon as the user brought the document annotation outline to a required status in the read write window he can save it normally to the server 7 2 Working areas and User Profiles RAT O document repository is organised into three categories of working areas e Private working area is a private repository where a regular user can store and manage his her own annotations and developed outlines e Project working area is intended as a collaborative cooking pot where the user community can build annotations and documents in common In the target situation there should be common consensus on the structured contents of the working area e Project working area is a repository of final annotations and document outlines which are publicly available for each member of the user community Authors are given their privileges in RAT O based on three distinguished user profiles User default profile Public and Project Table 1 gives an overview of access rights to various types of working areas by users of different user profiles User Profile mines S Any Group Member Editor Table 1 Access rights of different
8. Tithe Typology of Chapels 2 The field 2 is aimed at defining the tree like structure of the narrative i e its outline also known as plot Individual non leaf nodes of the tree represent individual sections or sub sections of the outline the leaf nodes represent individual text paragraphs or annotated resources typically pictures included to the outline The nodes of the tree are selectable On selecting a node in the tree 2 the corresponding paragraph will be highlighted its background will become yellow in the area 3 If the selected node is a non leaf node it represents a sub section the highlighted paragraph in 3 corresponds to the heading of that sub section If the selected node is a leaf the highlighted paragraph in 3 is the text paragraph attached to that leaf node Individual types of nodes are indicated by respective icons This icon denotes a node which is a Topic 1 e a sub section of the plot The heading of that sub section will represent this node in the narrative Note that the root node of the outline is represented by its Outline Title 1 in the narrative 3 This icon denotes a node which represents a textual paragraph in the narrative This icon denotes a node which represents an annotated resource typically a picture included to the narrative The node name shown to the right to the icon is the caption of the annotated resource Plot re structuring The outline can be easil
9. button again 17 6 Authoring presentations When the user wants to create a document with the help of annotated resources he she opens the Outline editing window of RAT O see Figure 19 For details on how to open the Outline editing window see section 5 1 Outline Microsoft Internet Explorer Outline Annotation User RAT Help Outline Tithe a Preview Finalize Publish Typology of Chapels h Most spatial chapels mainly resemble churches in their Shape and creative exposure to so called great i architecture In terms ofthe historical evolution ofthe four types of tiny eccl ical architecture village chapels are the young pe The first constructions appear in the course ofthe first half of 18th century namely in locations more distant from relevant parish or filial churches The first more distinct period of Osletin t Krizanoy o Mladikov a Aparch Web Search Bess aa i Mame ae Done aS Figure 19 Outline editing window 18 There are the following groups of controls on the Outline editing window The editable text field Outline Title is aimed at defining the title of the outline This is the title of the future presentation generated from the outline see push buttons Preview 5 Finalize 6 and Publish 7 It is not the name of the file to which the outline will be stored see section 6 2 on RAT O server Outline
10. jpg O Remove http ocalhostrato chapelsmahous_b jpg Visit Resource Figure 38 Maintaining annotations There are the following push buttons on the Annotations tab of the Maintenance applet Edit On pressing the button a new RAT O window will be open in order to allow the user to modify the selected annotation Visit resource On pressing the button a new Internet browser window will be open and will show the respective resource which is subject of the selected annotation Remove On pressing the button the selected annotation will be removed from the given workspace At the end of the Remove annotation scenario the list of all available annotations will be reloaded 8 2 Keywords tab scenarios The keywords tab is similar to the keyword part of a resource annotation The functionality is the same The Add button on the Keywords tab allows defining a new keyword Before the new keyword is accepted the client checks if its name 1s really unique The Delete button removes the keyword The Rename button opens a dialog aimed at entering the new name for the selected keyword The user can modify the definition of any keyword namely its classification to ontology tree s on the Keywords tab of the Maintenance applet These modifications are not sent to the server immediately Only on pressing the Submit push button the changes of the selected keyword are sent to the server The Submit All push button has a simil
11. krizik felk cvutcz 808 larlike_wayside_column Java Applet Window illar like wayside column Colump like_wayside_column Crass Chapel amp Campanile Remove Modity Figure 35 Version conflict message RAT O server does not allow lost updates to arise RAT O server keeps track of document version numbers and when a version conflict is detected it rejects storing the new version of the document which is in conflict with the recently stored version and warns the user who is trying to save his modifications The user is informed of this situation by a warning message see the next figure 27 After the user has closed the warning message pop up window a new RAT O window will appear It will display the annotation outline with current version of annotation outline The originally edited window becomes read only This is visually indicated by a violet banner read only mode Now the user can see his modifications in the read only window and can manually transfer them to the newly opened window and update the current status of the document in a consistent way In order to provide him with a higher level of comfort RAT O client has been equipped with the drag and drop functionality Thus the user can drag the relevant information from the read only window and drop it to the read write window The mechanism described above prevents lost updates and thus loosing information without user s control
12. outline 2 Technical Background The Resource Annotation and Outline Creation Tool RAT O is a web application consisting of a thin client communicating with two Java servers Figure 1 illustrates the RAT O architecture Web Browser RAT O Client Client computer Server computer http server Ontology Annotation Outline Web Figure 1 RAT O architecture The tool is aimed at annotating resources identified by Uniform Resource Identifiers URI using structured annotation elements Each of them can be either a simple keyword in a form of a character string or a keyword associated with a concept expressing the meaning of the keyword In principle the annotation is a mapping of the resource to a tuple of keywords The value added by the RAT O tool is the ability to process not only conventional simple keywords in the form of character strings but in addition RAT O makes it possible to assign a meaning to a keyword by assigning a concept defined by classes of appropriate ontologies It means that resources are annotated by attaching concepts rather than simple textual keywords although such an approach is allowed too Annotations are kept in a database which can be later searched for given keywords or concepts From annotated resources document outlines can be created The outline can be easily converted to an html presentation A preview of the html presentation is displayed in an Internet browser and final version
13. page navigates the user in order to e allow him to make his computer ready to run RAT O e start annotating resources e start editing outlines e run the maintenance applet and e check the validity of annotated URIs Download As it has been described above already RAT O has so called thin client architecture 1 e a small part of its functionality is done on the client whereas the majority of business logic is concentrated on the server side The potential user does not need to install any specialised software applications on his computer The only software he needs is any Internet browser preferably the Microsoft Internet Explorer or the Netscape Navigator The Download push button on RAT O main page see Figure 2 makes possible to configure properly user s MS Internet Explorer in order to achieve a higher level of its integration with RAT O In particular the MS Windows registry file will be downloaded which contains the following three registry entries HKEY_CURRENT_USER Software Microsoft Internet Explorer MenuExt RAT in http krizik felk cvut cz Rato IExplorerMenu ratscriptin_default htm Contexts dword 00000001 HKEY_CURRENT_USER Software Microsoft Internet Explorer MenuExt RAT in image http krizik felk cvut cz Rato IExplorerMenu ratscriptin_image htm Contexts dword 00000002 HKEY_CURRENT_USER Software Microsoft Internet Explorer MenuExt RAT in link http krizik felk cvut cz Rat
14. user profiles The profile User is intended for typical users who develop and maintain their own resource annotations and outlines as well as access the shared working areas Public profile is assigned only to a usually one person who is responsible for maintaining the public annotations and outlines for the whole user community in the Public working area When a new project working area is to be set up a user with Project profile is authorised to create and maintain it Note that in an unfortunate case another user may have saved the document meanwhile our resolving the conflict Naturally in such a case a series of version conflicts may happen For read only access the RAT client window gets the violet bar at the bottom indicating the read only restriction see Figure 36 29 Moreover if a user wishes to change the current working area during the work with RAT O specification of the only area name is sufficient via a menu action and he she need not log in once more 8 Maintenance RAT O Homepage Welcome to Resource Annotation and Outline Creation Tool e You need Java2 Runtime Environment JRE to run RAT O e Here is a basic tutorial for RAT O in Adobe Acrobat pdf format e For reading pdf files Adobe Reader software can be downloaded from here If You want to annotate a page image or a link browse to it right click on it and select RAT IN page RAT IN image or RAT IN link item from the con
15. 6 Ontologies Ontology Tree Ontology Tree Used Selected damage aa e 1 Chapels brickwork damage Damage 7 fa 1 g e wall cracks Multimedia E 0 A C heavy_brickwork_da ments Li a e fora damang Figure 6 Example wall_cracks concept from ontology Damage has been assigned to the keyword selected in 6 If a checked checkbox assigned to a node is grey then it means that not the node but some its specialisation in the collapsed sub tree below the checked node has been assigned to the selected keyword For example the Spatial_chapel in Figure 7 has a greyed checkbox It means that some specialisation of Spatial_chapel has been assigned to the keyword selected in 6 Important In order to avoid non necessary data transfer between the client and the server the ontology is loaded on its first usage That is why the field 8 may be empty when opening the Annotation window for annotating a new resource 10 C Chapel F Spatial chapel C Niche chapel Figure 7 Greyed checkbox in ontology tree 9 The Add keyword push button allows adding new keywords to the list 6 It opens the Add keyword dialog which makes possible to add a brand new keyword or to use an existing one Enter new keyword s Select existing stone pillar wayside column wayside column walled column wayside column stone column wayside column Java Applet Window Figure 8 Add keyword dialog 10 The Remove k
16. Mahous a Figure 25 After adding an annotated resource 23 6 1 Creating a new outline or editing an existing one There are the following two ways how to access the Outline editing window e The first way 1 The user pushes the Outline button on the RAT O home page see Figure 2 Then the Outline editing window see Figure 19 appears 2 For creating a new outline the user selects the Outline gt New menu item in the main menu of the Outline editing window see Figure 26 E Outline Microsoft Internet Explorer p t ne Annotation User RAT Help Open Save Preview Finalize Publish a na 7 Outline T Figure 26 Creating a new outline 3 For editing an existing outline the user selects the Outline gt Open menu item in the main menu of the Outline editing window Figure 27 Outline Microsoft Internet Explorer tine Annotation User RAT Help Save Preview Finalize Publish Save As T p leri Sil TE Figure 27 Opening an existing outline Then the user will be prompted to select the outline to be edited see Figure 28 Load Outline Untitled Existing Outlines Figure 28 Load Outline dialog 24 The second way In order to provide the user with the highest comfort the Resource annotation window has the Outline item in its main menu Thus if the user has the Resource annotation window opened he can immediately create a new outlin
17. Project title Enabling Communities of Interest to Promote Heritage of European Regions Partners The Open University UK Project co ordinator Dublin Institute of Technology Ireland University of Art and Design Helsinki Finland The Discovery Programme Ireland Czech Technical University Czech Republic Internet Loesungen und Dienstleistungen RiS GmbH Austria Petr Aubrecht Kamil Matou ek Petr Hustak E mail aubrech matousek labe felk cvut cz Contents 1 INTRODUCTION 2 TECHNICAL BACKGROUND 3 RAT O HOME PAGE 4 LOGIN 5 RESOURCE ANNOTATION 5 1 Creating a new resource annotation or editing an existing one 5 2 Saving an annotation to the server 5 3 Search for resources 5 3 1 Text based search JAZ Semantic search 6 AUTHORING PRESENTATIONS 6 1 Creating a new outline or editing an existing one 6 2 Saving an outline to the server 7 COLLABORATION 7 1 1 Document Versioning Td2 Version Conflicts PP Working areas and User Profiles 8 MAINTENANCE 8 1 Maintaining Annotations 8 2 Keywords tab scenarios 8 3 Outlines tab scenarios 8 4 Workspace management 8 5 Checking annotations validity 9 ACKNOWLEDGEMENT 11 14 14 14 16 18 24 26 27 27 27 29 30 31 31 32 33 33 34 RATO User Manual 1 Introduction Resource Annotation and Outline Creation Tool RAT O is a client server software tool aimed at creation of conceptual annotations of electronic resources yielding their simpl
18. ar meaning it starts a sequence of multiple Submit keyword scenarios with the goal to submit changes of all modified keywords to the server 31 Maintenance Microsoft Internet Explorer User RAT Help Annot Keywords Outlines Ontologies spatial chapel Ontology Tree niche chapel typology otchapels stone pillar wayside colu wayside column walled column wayside c stone column wayside cec Figure 39 Maintaining keywords 8 3 Outlines tab scenarios yj Maintenance Microsoft Internet Explorer User RAT Help Outlines Chapels_old Untitled Chapels There are the following push buttons on the Annotations tab of the Maintenance applet e New On pressing the button a new RAT O window will be open in order to allow the user to create a new outline e Edit On pressing the button a new RAT O window will be open in order to allow the user to modify the selected outline e Remove On pressing the button the selected outline will be removed from the given workspace At the end of the remove the list of all available annotations will be reloaded 32 8 4 Workspace management Every user registered at the RAT server has his private workspace at disposal The workspace is identified by user s name There is also the public workspace available to all users registered at the RAT server In order to allow collaborative approach to organising resources there exist project related workspaces Ev
19. change significantly This is the case of some dynamic html pages on some http servers or pages containing dynamic advertisements In such a case the user may want to exclude this URL from the next check He can do that simply by unchecking the checkbox in Track Changes column for the particular row Ignore last change Normally a timestamp of the last check associated with the URL would be replaced with the timestamp of the current check However the user may want to prevent this modification This can happen if he believes that the resource not available result may be caused by a temporary failure of the target http server By checking the gnore last change checkbox the user prevents modification of the timestamp associated with the resource URL Values of all the checkboxes in Track Changes and Ignore last change columns will be taken into account on pressing the OK button URL Maintentance Mozilla Y File Edit View Go Bookmarks Tab Tools Window Help Extensions T ae i E gt http localhost 8084 Rat srv jsp maintenance che G Q 9 0 E URL Maintentance Ea Go SIPHER 2 ommunities of Interest Promoting Heritage of European Regions Username lux area lux Annotated URL Caption Last Check Track Ignore last Changes change http lacalhost rato chapels babice dl jpg Babice A Changed 404 Kamenny http localhost rato chapels kamenny_ujezd_ al jpg Ujezd last check Jun 19 2004 7 06 14 PM http
20. d drops it as indicated by the red arrow in Figure 25 Figure 25 shows the result 1 A new node has been added under the current node Its name equals to the Caption of the respective resource annotation 1 e Kamenny Ujezd 2 A new text paragraph the highlighted one has appeared in the narrative presentation 3 Its text is a copy of the Scope Note of the respective resource annotation Outline Microsoft Internet Explorer Outline Annotation User RAT Help Outline Title Typology of Chapels Preview Finalize Publish i In recent decades most public and private owners have invested significant T Outline sums of money into the redevelopment ofthese buildings which caught the T Introduction community s interest after the Second World War Even though the condition T Spatial chapels i of some ofthe remaining buildings is so catastrophic thatthe number of T Niche chapels i disappeared chapels and small chapels is not likely to be final It shall be a T Wayside crosses i shared concern of all of us to protect these tiny architectural jewels The care Q Conclusion of small sacred architecture is a good example ofthe moral and spiritual text There are recovery of our society fe kamenny Ujezd utline Chapels hipwlocalhostratoaichapelsikamenny_ujezd_atl jpg Search column Formali Search Web Search Results t hits Mame z2 Babice 2 Kamenny Ujezd
21. d search see section 5 3 1 and e Semantic search see section 5 2 5 3 1 Text based search Text based search is aimed at finding resources whose annotation contain the specified fragment of text in any of the following slots see Figure 5 for interpreting the slots 14 e Caption e Scope Note e Informal Description e Keywords RAT Microsoft Internet Explorer 5 x Annotation Outline User RAT Help Annotating URI Atplocalhostrato chapelsihabice_d1 jpg Caption Babice Search Annotate Search http localhostirato chapels babice_d1 jpg Formao Jeolurmnin earch Web Search Results ofhits Name l Babice l 2 Kamenny Ujezd WE i Mahous Done Figure 16 Text based search To carry out the text based search the user shall follow the steps listed below The numbering of these steps corresponds to the numbers in yellow tags shown in Figure 16 Select the Search tab of the Resource annotation window Enter the search string to the text box labelled Search Tag 2 in Figure 16 Press the Search button Annotations which have been found are listed in 4 By clicking on any of them the resource becomes the selected one blue stripe Number 5 tags the clickable hyperlink to the selected resource On selecting the Annotate tab the full annotation of the selected resource will be shown r
22. e as specified above without opening the RAT O main window see Figure 29 2 RAT Microsoft Internet Explorer Annotation Outline User RAT Help Annotating New URI Mone Selected Caption Hone Selected Search Annotate Search SS Figure 29 Creating a new outline from the Resource annotation window The third way Also the Maintenance applet provides the user with the possibility to create new outlines or edit existing outlines without having to open the RAT O home page see Figure 2 1 Select the Outlines tab of the Maintenance window 2 For creating a new outline press the New push button see Figure 30 yj Maintenance Microsoft Internet Explorer User RAT Help is Outlines Figure 30 Creating a new outline from the Maintenance window 3 For editing an existing outline select the respective outline in the list and then press the Open push button see Figure 31 Maintenance Microsoft Internet Explorer lol x User RAT Help Annotations Keywords Outlines All Outlines Hew Chapels _old Untitled as Chapels Remove Figure 31 Opening an existing outline from the Maintenance window 25 6 2 Saving an outline to the server Note that all changes made to an outline have been made locally until the outline is saved to RAT O sever The actions invoked by Preview Finalize and or Publish buttons are made on the cont
23. e displayed by the MS Internet Explorer a Position the mouse cursor over the link to the annotated resource b Click the right mouse button c Select the Rat in link item of the context menu d Click the left mouse button Remark This way is applicable both to resources which have not been annotated yet and to those which have been already annotated In the later case the recently stored annotation will be shown in the Resource annotation window The third way When the user is working in the Outline editing window see Figure 19 he can access the Resource annotation window directly from the Outline window 1 Search for a resource in the Outline editing window see Figure 25 2 Select one of the resources enumerated in the list of all found resources satisfying the search condition 3 Press the Annotate Selected menu item E Outline Microsoft Internet Explorer Outline Annotation User RAT Help Figure 12 Accessing Annotation window from the Outline window 4 The Resource annotation window appears It will be filled in with the annotation data of the given resource Remark This way is applicable only to already annotated resources The fourth way When the user is working in the Maintenance applet see Figure 38 or the Maintenance button in Figure 2 he can access the Resource annotation window by pressing the Edit button see Figure 13 while any of the URIs in the l
24. eady to be further modified in Resource annotation window When clicking on the Web Search button the Internet wide search will be done This step can be carried out any time after step 2 15 5 3 2 Semantic search RAT Microsoft Internet Explorer o x Annotation Outline User RAT Help Annotating URI http localhostratofchapelsihabice dl jpg Caption Babice Search a5 Search Search Web Search Results othits 1 Babice 1 Kamenny Ujezd 1 Mahous hitplocalhostrato chapelsibabice_d1 jpg Figure 17 Semantic query definition dialog When carrying out the semantic search the user proceeds similarly as in the case of text based search 1 e G Select the Search tab of the Resource annotation window Press the Formal push button Tag 2 in Figure 17 in order to define the semantic query For defining the formal query follow the scenario illustrated in Figure 17 The label of the Formal push button becomes red after defining the semantic query The number in the parenthesis specifies the number of concepts taking part in the semantic query Press the Search button Found annotations are listed in 4 By clicking on any of them the resource becomes the selected one blue stripe Number 5 tags the clickable hyperlink to the selected resource shown ready to be further modified When selecting the Annotate tab the full annotation o
25. ent kept on the server It means that an outline has to be saved to RAT O server before making a narrative preview if the preview shall take recent changes into account Saving the outline can be achieved by selecting the Outline Save item of the Outline editing window main menu as indicated in Figure 32 Outline Microsoft Internet Explorer 2 Annotation User RAT Help Open emt ee 8 8 Sreiew Finalize Punish oume ported Figure 32 Opening an existing outline from the Maintenance window If the old content of the preview needs to be kept it is possible to save the current status of the outline under another name This can be achieved by j Outline Microsoft Internet Explorer ar ine Annotation User RAT Help SS Preview Finalize Publish ure ma te 4 Figure 33 Opening an existing outline from the Maintenance window under another name 1 Selecting the Outline Save As item of the Outline editing window main menu as indicated in Figure 33 Save Outline As unites Existing Outlines Figure 34 Outline Save dialog 26 2 Specifying the name of the new outline by mans of the Outline Save dialog shown in Figure 34 7 Collaboration In order to enable user co operation on annotations and creation of narrative outlines RAT O tool was extended Currently it supports investigation of heritage resources by communities of interest Technically speaking
26. ery user registered at the RAT server has assigned access rights to individual workspaces In order to allow exchange of content between users and or projects the design of RAT O makes possible to open simultaneously separate RAT O windows for different workspaces i e also for different users at the same computer This generic approach is valid also for maintenance windows Having several maintenance windows opened on various workspaces user s can copy content between those workspaces simply by dragging and dropping individual content items keywords annotations outlines from one maintenance window to another one 8 5 Checking annotations validity If the user had annotated a resource located on a remote host which is not under his control it may happen that the resource was modified or deleted after some time by its owner In such a case the collection of resource annotations created by the user may become inconsistent This may cause that some his presentations outlines may refer to non existing or invalid resources That is why a module for checking validity of resources has been developed For each annotation RAT O server keeps a timestamp when the particular resource was checked last time The module implementing the Check URL functionality scans all resources referenced by all annotations of given workspace For each of them the module sends a request GET request applying the GETLASTMODIFIED attribute in terminology of ht
27. es and making links to them It is expected that the user will enrich this outline by adding text paragraphs and or pictures At the end the outline represents a structured definition of a full narrative rather than just its plot The user can generate the html presentation of the narrative based on the content of the respective outline object Once the database of resource annotations from a specific area is available one may wish to write a document summarising the information from an area of interest with the help of these resources If additional information is found it can be later included This is a typical kind of research work for example when writing an article with referencing a number of documents or other information resources Therefore a software annotation tool was extended by a functionality of a document outline editor which makes it possible to define the document outline and later enrich it by hanging relevant text paragraphs resource references and or pictures to appropriate nodes of the tree representing the outline of the document Even the naive users may use the RAT O tool Moreover the tool may be used in various areas For example the RAT O tool was used to create document outlines containing the typology of chapels prepared by National Monument Institute in Southern Bohemia In this case chapel pictures annotated with help of specialised ontology of chapels illustrate the chapel types described in the created document
28. eyword push button allows removing the selected keyword from the list 6 Remark Only the membership of the keyword to the particular annotation will be deleted The keyword itself will remain defined It will appear among existing keywords in the Add keyword dialog next time Use the maintenance applet see Maintenance button in Figure 2 to delete the keyword completely 5 1 Creating a new resource annotation or editing an existing one There are three ways how to start annotation of a resource e The first way Press the Annotate button in the RAT O home page see Figure 2 In this case the URI will not be assigned The upper part of the Resource annotation window will appear like Figure 9 rather than Figure 5 4 RAT Microsoft Internet Explorer Annotation Outline User RAT Help Annotating URE Mone Selected Caption Hone Selected Figure 9 Annotation window with non assigned URI 11 The annotation can go on only after determining the URI of the annotated resource To specify the URI the user has to 1 Press the Annotate URL item of the main menu see Figure 10 Annotation Outline User RAT Help Annotate URL Submit Annotation Figure 10 Annotate URL menu item 2 Specify the URI in the URI to Annotate modal dialog and press OK x URI to Annotate http Existing Annotations http ocalhostirato chapels babice_d1 jpg http localhost rato chapels kKamenny_ujerd
29. f the selected resource will be The scenario of defining the semantic query is illustrated in Figure 18 It starts by opening the semantic query definition dialog upon pressing the Formal push button see tag 2 in Figure 17 The user selects zero or more concepts from zero or more available ontologies 16 The semantic query requests the RAT O server to find all annotations in which some of the selected concepts or their specialisation has been assigned to some of the keywords taking part in the annotation The results are sorted according to the number of hits It means that the annotations associated with the highest number of concepts belonging to the semantic query will be on the top of the result list E Formal Search Dialog ig l x Ontologies Selected Tree Ontology Tree solacaq eu Ecclesiastical_architecture Chapels _ e Wayside_colurnn Multimedia i EN i 3 Crass rmyOnto ee 1 C Chapel simpack 1 AE 4 a Campanile Java Applet Window Figure 18 Defining the semantic query Remarks l If both the search string and the semantic query have been defined at the same time both text based and semantic searches will be carried out The results will contain annotations which meets the text based and or semantic search conditions The semantic query remains defined while the Formal push button see tag 2 in Figure 17 is red The query can be re defined after pressing the Formal push
30. ified later retrieval It is one of the main CIPHER tools dedicated to collecting and organising multimedia resources as an important phase of the whole process of exploring and presenting cultural heritage by means of IST RATO supports mainly descriptions of web pages and images in general of any resource accessible through Internet The following keywords are crucial for RATO e Annotation is a concise description of an article book musical piece or some other masterpiece or in general an information resource It includes important aspects of content not evident in the title In contrast to summaries annotations are made with respect to possible later retrieval of the individual resources e Keywords represent another type of secondary information which enables us to identify the resources of our interest Currently there are plenty of advanced systems namely digital libraries utilising secondary information to store process and retrieve information of interest In current terminology intelligent approaches in this area can be viewed as knowledge management methods e Ontology is a structure of concepts Ontology based support for annotations gives much more powerful descriptive formalism than simple keywords where computers may perform more focused and optimal search through a database of annotated resources giving fast response times and more appropriate results e Outline is a sketch of a narrative utilising the collected resourc
31. ilt during the second half of the 19th century were developed as one of the manifestations for strengthening the position of communities after the abolishment of drudgery in 1848 Mladikov Kratusin Libotyne Niche chapels Figure 24 A Preview example The Finalize push button causes generating the narrative in html format and saving it on RAT O server without presenting it to the user The Publish push button causes generating the narrative in the CIPHER proprietary XML based format and submits it for publishing on the community of interest portal For details on publishing narratives on CH Portal see chapters CH Publisher and CH Portal in CIPHER deliverable D15 22 The bottom of Outline editing window contains a frame providing the search capabilities as described in 5 3 This makes possible to search for suitable resources directly on the Outline editing window After a set of resources meeting the search criterion has been found The user can select one of them drag it and drop it to the suitable position in the tree 2 Example An example is illustrated in Figure 25 Let the user searches for all resources whose annotations contain the word column The RAT O search functionality see section 5 3 returns a set of three resources Babice Kamenny Ujezd and Mahous in the list on the bottom of the Outline editing window Let the user selects Kamenny Ujezd drags it over the node Conclusion in the tree 2 an
32. ist of available annotations has been selected 13 Maintenance Microsoft Internet Explorer a 0 x User RAT Help Annotations All Annotations il http ocalhostirato chapelsbabice_d1jpg http localhostirato chapels Kamenny_ujerd_atjpg Remove http localhostirato chapels mahous_b jpg Visit Resource Figure 13 Accessing Annotation window from the Maintenance applet 5 2 Saving an annotation to the server Any modifications done in the Resource annotation window have been made only locally so far The changes will be made persistent only on submitting the changes to the RAT O server Remark Changes non submitted to the server can not be taken into account by the process searching for annotated resources whether using text based or semantic search RAT Microsoft Internet Explorer Outline User RAT Help Annotate URI E Jostirato chapels mahous_b2 jpg Figure 14 Submitting an annotation to RAT O server The user is informed on successful submitting the annotation to RAT server by a pop up message shown in Message i Annotation was successfully saved Java Applet Window Figure 15 Successful submission to RAT server 5 3 Search for resources RAT O provides the user with the search functionality which allows him to fast find annotated resources which fulfil the given search criteria RAT O offers two ways of searching resources e Text base
33. new RAT O functionality introduces annotation outline and keyword versioning working areas and user profiles 7 1 1 Document Versioning In a collaborative environment where different authors may contribute to the shared content by submitting their individual documents and different authors may review and modify these documents a problem of a loosing document consistency integrity can easily appear This phenomenon is well known in the IT community and is solved by special purpose systems 7 1 2 Version Conflicts If RAT O server was not equipped with appropriate algorithms the following problem could arise When a user saved an annotation or an outline which had been modified meanwhile by another user the recent modification would be lost without notifying any of the authors who took part on its modification This particular case is well known as lost update in concurrency management F RAT Microsoft Internet Annotation Outline User RAT Help Annotating URI httpwlkrizik felk cvutcz8080fratChapelsiMahous_b2 jpg Caption Mahous Search Annotate Caption i Scope Hote Mahous In Mahous there is a nice example of a typical stone pillar like Informal Description e Annotation version conflict x wayside crass jie is There was a version conflict Keywords A new window will be opened containing current version on the server Stone pillar wayside col This window will be set to read onhy mode http
34. ng a new Topic a new level one node will appear as shown in Figure 21 Outline Chapels T Outline G T Introduction Spatial chapels T Niche chapels G T Wayside crosses T Conclusion T New Topic dithe open lantern a Conclusion There are still about 4000 exemplars of small sacred architecture standing inthe open landscape villages and towns of southern Bohemia Fifty years ago their number was yet significantly higher Particularly in areas where of population replacement after the termination ofthe Second World var or where a territory had become part of a wide spread frontier zone as much as hundreds of small and even bigger buildings and residences disappeared In recent decades most public and private owners have invested significant sums of money into the redevelopment ofthese buildings which caught the community s interest after the Second World Var Even though the condition of some of the remaining buildings is so catastrophic thatthe number of disappeared chapels and small chapels is not likely to be final It shall be a shared concern of all of us to protect these tiny architectural jewels The care of small sacred architecture is a good example ofthe moral and spiritual recovery of our society a m x Figure 21 After adding a new topic Add a new Sub topic to the outline I e a narrative sub section will be added within the current section
35. o IExplorerMenu ratscriptin_link htm Contexts dword 00000020 By double clicking on the downloaded file the entries will be added to the registry of user s computer As a result three new items will appear in the context menu of user s MS Internet Explorer e RAT in By selecting this menu item the annotation of the current html page will start e RAT in image Applicable if the mouse cursor is located on a picture By selecting this menu item the annotation of that picture will start rather than that of the whole html page e RAT in link Applicable if the mouse cursor is located on an HTML link By selecting this menu item the annotation of the referenced resource will start rather that of the current html page Annotate Enables the user to start annotation of a resource For details see chapter 5 Outline Enables the user to start editing an annotation For details see chapter 6 Maintenance The functionality under the Maintenance push button allows the user to maintain his own workspace and or provide his colleagues with his own content For details see sections 8 1 8 4 For these two Internet browsers a configuration has been developed within the CIPHER project which provides users with a higher level of comfort Nevertheless any Internet browsers are suitable for running RAT O Check URLs The functionality under the Check URLs push button makes the user able to test if the URLs annotated in the pa
36. of the presentation can be published by means of Outline server RAT O itself does not support creating and editing of domain ontologies For this purpose we use the ApolloCH ontology editor 3 RAT O home page RAT O Homepage Welcome to Resource Annotation and Outline Creation Tool e You need Java2 Runtime Environment JRE to run RAT O e Here is a basic tutorial for RAT O in Adobe Acrobat pdf format e For reading pdf files Adobe Reader software can be downloaded from here If You want to annotate a page image or a link browse to it right click on it and select RAT IN page RAT IN image or RAT IN link item from the context menu Click the Download button to enable this feature in MS Internet Explorer If You want to change annotation of a page E with unknown URL click following button to You want to create a new or modify an search and annotate is Click the Maintenance button to view or r a j Click the Check URL button to inspect the change key iba ds A ri status of annotated resources outlines saved on the server Check URLs If you use RAT O with Netscape Navigator you can install RAT O toolbar Just download the file rattoolbar xpi and open it locally with your browser For proper functionality of Cut Copy Paste from to other applications of yours you may wish to install this Certificate Figure 2 RAT O home page To start working with the RAT O tool go to the RAT O home page shown in Figure 2 This
37. oth the authentication and the authorisation succeed the window relevant to the required action will appear All RAT O windows have status bar at the bottom as shown in Figure 4 There is a status of the recent action shown in the left part In the right part there is shown the indication of the user his username logged in and the name of the working area the user is logged in to 5 Resource annotation 4 RAT Microsoft Internet Explorer Annotation Outline User RAT Help Annotating URE httpvlocalhostratofchapelsimahous bb jpg Caption Mahous Search Annotate Caption Scope Note In Mahous there is a nice example of a typical stone orma ace aia pillar like wayside cross Informal Descriptio P Submit Keywords Ontologies Ontology Tree stone pillar wayside colt Ontology Tree a Selected Ecclesiastical architecture httplocalhostrate chape Chapels L Wayside_colurnn 11 Multimedia l EE ol Q J Pillar like_wayside_column myOnto ae 0 w Stone constructian_pillar like _waysich simpack 1 EN uj Wallec construction_pillar like _waysi Columm like_wayside_column Cross Chapel amp Campanile Add Keyword Remove Keyword Figure 5 Resource annotation window Figure 5 shows the Resource annotation window of RAT O The window consists of the following items URI of the annotated resource As the URI is a unique identifier of any resource G
38. st are still valid they still exist and or whether they have been modified since last time or not For details see section 8 5 4 Login Before the user can do any action he has to login to the server There is none explicit command for invoking the login dialog It appears automatically when the user requires carrying out an action but RAT O does not know his credentials yet x Hame lux Password Working Area lund o Cancel Java Applet Window Figure 3 RAT O login dialog Three data items are to be entered in the login dialog shown in Figure 3 e user s name i e the username under which the user is registered within the RAT O server e user s password e name of the working area which the user wants to access This field may remain empty In this case the user assumes by default that the user wants to access his private working area and takes the name of the working area equal to the username entered in the first field Thus repeating the username in the name of the working area as shown in Figure 3 is not necessary Figure 4 RAT O window status bar After pressing the OK button user s credentials are sent to the server The server checks user s authentication i e matching his name and password and his authorisation to the specified working area If the authentication or the authorisation fails a warning message appears on user s screen and no action will be carried out If b
39. text area in a separate The field Keywords represents a list of all keywords associated with the annotated resource Button 9 makes possible to add a new keyword to the list Button 10 allows removing keywords from the list The keyword is a text string which takes part in the text based search see 5 3 1 However the user can assign a meaning to it In such a case the keyword takes part also in the semantic formal search see 5 3 2 The meaning can be assigned to a keyword by selecting one or more concepts from one or more ontologies The Ontologies field 7 lists all available ontologies On selecting any keyword in 6 the set of checked checkboxes in 7 define which ontologies take part in providing the selected keyword with a meaning The selected ontology is shown in bold in 7 The Ontology Tree field displays the hierarchy of concepts in the ontology selected bolded in T Each node of the tree represents a concept Concepts on lower levels are specialisations of those on upper levels There is a checkbox assigned to each tree node The user can assign a concept to the keyword selected in 6 by checking a checkbox of the respective concept If at least one concept has been assigned to the keyword selected in 6 the checkbox belonging to the selected bold ontology in 7 is checked Figure 6 shows an example when the wall_cracks concept belonging to ontology Damage has been assigned to the keyword selected in
40. text menu Click the Download button to enable this feature in MS Internet Explorer If You want to change annotation of a page with unknown URL E ap aea If you use RAT O with Netscape Navigator you can install RAT O toolbar Just download the file rattoolbar xpi and open it locally with your browser For proper functionality of Cut Copy Paste from to other applications of yours you may wish to install this Certificate Figure 37 Accessing the RAT O maintenance functionality from RAT O home page In order to enable the user to maintain upgrade the content of his her own workspace of annotated resources or a workspace shared with others development activities within CIPHER project have been focused on developing RAT O maintenance modules in final stages of the CIPHER project The annotation tool has three tabs see e g Figure 38 which are devoted to separate areas of maintenance and are described in the following sections 30 8 1 Maintaining Annotations On opening the maintenance applet the Annotations tab is to be opened The applet has to load all annotations from the given workspace However it must provide RAT server with user s credentials if the user has not been logged in at the moment 2 Maintenance Microsoft Internet Explorer User RAT Help Annotations Outlines All Annotations Edit http localhostrato chapels babice_d1jpg Remove http ocalhost rato chapels kamenny_uwjerd_at
41. tp protocol for providing it with the resource if it has been modified since the last check For each annotation do 1 Select a URL Load the timestamp associated with the URL If there is none take 0 Try to load the resource from its URL using the http GET command with the GETLASTMODIFIED attribute set to the URL s timestamp Parse the server answer without actually downloading the resource If the server has sent the actual modification time of the resource it is displayed for user information Possible server replies are Error resource not available server not accessible etc It means that the resource is not accessible and thus it is not possible to resolve its change status 304 NOT MODIFIED The resource was not modified since the last check The current time is saved to the xml file as the last check Other Although the HTTP contains MODIFIED reply not all http servers reply appropriately All other replies are processed as modified The meaning of the table columns shown in Figure 40 is as follows Annotated URL It is the URL of the particular annotation By clicking on it the user can inspect the resource visually 33 Caption Caption of the particular annotation entered by the user when annotating the resource Last Check result of the last check of the particular URL Track Changes It may happen that the respective resource is frequently reported to be modified but its core content does not
42. ur saciety Figure 23 After adding a new text paragraph x This push button removes the selected node from the outline The Preview push button causes showing a preview of the final narrative without making the narrative persistent on RAT server Figure 24 shows an example of narrative preview 21 E Typology of Chapels Microsoft Internet Explorer Soubor pravy Zobrazit Obliben N stroje MN pov da Spatial chapels Most spatial chapels mainly resemble churches in their shape and creative exposure to so called great architecture In terms of the historical evolution of the four types of tiny ecclesiastical architecture village chapels are the youngest type The first constructions appear in the course ofthe first half of 18th century namely in locations more distant from relevant parish or filial churches The first more distinct period of progress comes in the second half of 18th century in connection with the regulation of Marie Teresie concerning the duty of communities to build a campanile in case of fire the so called Fire Patent from 1751 and later issuing the renewed fire reporting regulation by Josef I in 1787 Simple campaniles in the shape of a tree trunk with forked branches so called widlak were gradually being replaced by wooden constructions and by the end of the century changed to walled as a rule square campaniles or the real village chapels But without question the majority of village chapels bu
43. y re structured simply by dragging a node and dropping it to the desired position in the tree The respective paragraph in the area 3 will follow the node to the respective position within the narrative The area 3 represents a simple textual view of the narrative It consists of a linearly ordered list of paragraphs which correspond to individual nodes of the tree like structure of the narrative see 2 When clicking on a paragraph this paragraph becomes the current one The current paragraph is highlighted in 3 The tree node corresponding to that paragraph becomes selected in 2 The current paragraph is editable 19 There are four push buttons located in the area 4 which are aimed at adding new nodes to the plot and or removing the selected node from the plot In particular the following four push buttons are available T Add a new Topic to the outline Topic denotes a section of the first level immediately one level under the root node Example Let the current paragraph is as shown in Figure 20 Outline Chapels T Outline amp T Introduction T Spatial chapels T Niche chapels T Wayside crosses text The waysid nclusion text There are 5 MM A M ieee l ai sn j m eae ani ii Wi paintings an a metal sheet Karmenny Ujezd Bechyne Vetrov also replaced the open lantern Conclusion Figure 20 Before adding a new topic After addi
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