1. LEXUS a flexible web based lexicon tool LEXUS a flexible web based lexicon tool, august 21 th, 2005 Marc Kemps-Snijders Peter Wittenburg www.mpi.nl/lexus lexus@mpi.nl

2. Topics LEXUS features LEXUS and DCR Current development Conclusion/future development LEXUS a flexible web based lexicon tool, august 21 th, 2005

3. LEXUS features – Authorization and authenication Authorization and authentication All users must authenticate to access LEXUS Possibility of registering as guest for non registered users Access to lexical resources is restricted LEXUS a flexible web based lexicon tool, august 21 th, 2005 Users must authenticate before loggin onto the application.

4. LEXUS features – Personal Workspace Personal workspace All users are granted a personal workspace Within workspace it is possible to create and/or modify lexica Modified lexica may be synchronized with lexica in public area LEXUS a flexible web based lexicon tool, august 21 th, 2005 Each user has his/her own personal workspace where private lexica are stored

5. LEXUS features – LMF model LMF model Supports LMF core model Components and data categories may be added at every level Data categories can be selected intuitively from a number of well established DCR’s Restrictions may be placed by the user on how components and data categories are to be used. LEXUS a flexible web based lexicon tool, august 21 th, 2005

6. LMF Core model 1 Lexicon Information 1 Lexical Entry 1..n 1 Form 1 0..n 1 Sense Database 0..n 1 Lexicon LEXUS a flexible web based lexicon tool, august 21 th, 2005

7. 1..1 0..n Flexible extension of the Core model 1 Lexicon Information 1 Lexical Entry 1..n 1 Form 1 0..n 1 Sense Lexicon LEXUS a flexible web based lexicon tool, august 21 th, 2005 1..1 1..n /orthography/ /gender/ /number/ /tense/ /person/ /mood/ Morphology 0..1 1..1 Inflexion 1..1 Paradigm 0..n

8. The LMF core model can be identified in this simple structure. Components and datacategories can be identified using different icons. All may be dynamically created or modified. LEXUS features – LMF model LEXUS a flexible web based lexicon tool, august 21 th, 2005

9. LEXUS features – Import Lexica from various sources may be imported (shoebox, chat, selected XML formats) All lexica are transformed to LMF model LEXUS a flexible web based lexicon tool, august 21 th, 2005 New lexica may be imported from a lexical resource…

10. LEXUS features (continued) Is fully unicode enabled Supports use of multimedia content Advanced search capabilties Customizable layout LEXUS a flexible web based lexicon tool, august 21 th, 2005

11. Interaction LEXUS and DCR LEXUS a flexible web based lexicon tool, august 21 th, 2005 Data categories can easily be selected from data category registries..

12. LEXUS and DCR DataCategories may be selected from DCR Currently static DCR list is used In cooperation with developers of Syntax an API is being produced for dynamic access (first phase) LEXUS a flexible web based lexicon tool, august 21 th, 2005

13. Interface to DCR services( first phase API) LEXUS a flexible web based lexicon tool, august 21 th, 2005

14. Browse Catalogue interaction (basic browsing) LEXUS a flexible web based lexicon tool, august 21 th, 2005

15. Search Catalogue interaction LEXUS a flexible web based lexicon tool, august 21 th, 2005

16. Interface to DCR services(methods) (cooperation with LORIA) function List getProfiles Returns a list of all profiles (e.g. metamodel, terminology, morphosyntax etc.) function List getDataCategories( a_profile) Returns a list of all datacategories associated with the specifed profile function List getDataCategories( a_profile,a _registrationStatus) Returns a list of all datacategories associated with the specifed profile having the specified registration status function DataCategory getDataCategory( URID) Returns a datacategory identified by the specified ID function List searchDataCategories LEXUS a flexible web based lexicon tool, august 21 th, 2005

17. Interface to DCR services( final phase) The DCR has to be offered finally as a web-service UDDI description WSDL description Message exchange (SOAP) The UDDI registry must be searchable/browsable as one of the linguistic services A number of standard methods have to be supported LEXUS a flexible web based lexicon tool, august 21 th, 2005

18. LEXUS worklist (current workpackage deliverables) Customizable print layout User authorization on lexical resources Cross browser interoperability Integration SYNTAX DCR API LEXUS a flexible web based lexicon tool, august 21 th, 2005

19. Conclusion/ future development Support for component registry Components ( e.g. MRD extension, morpohlogy extension) can be selected and used in lexicon. Support for Relations, including intuitive user interface Relations are used in suggested extensions( e.g. semantics extension) Further development DCR API and web service Work out remaining API methods in cooperation with LORIA Lexicon merging Improved user interaction LEXUS a flexible web based lexicon tool, august 21 th, 2005