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Task: Searchframework for eLecture portal (http://electures.informatik.uni-freiburg.de/catalog/courses.do)



1. Training 
- Open source system Lucene (http://lucene.apache.org/)
- see also 
- Red Piranha (http://red-piranha.sourceforge.net/)
- Nutch (http://lucene.apache.org/nutch/)

2. Full text index provide 
- first for foils (pdf and ppt
- Memorize: 
- Terms
- Page numbers
- Page titles 
- URI (\Info2\) --> connection to electure-database 
- Type of document (pdf, ppt)  
- Later: extension to recordings! 
- Lecturnity
- Lecturnity with video
- Flash  
- Indicating volume data: approx. 360 GB

3. Index actualization 
- Index seized when reading several eLectures from the database

4. Front-End 
- Creation of a Web-Front-End (XTHML) with JSP and Servlets
- Determining additional data for the search-results from the eLecture-database
- Resultgrouping by courses, lectures or documents
- Resultsorting by score or by date 
- Usage of JavaScript (DHTML) for tabs and search-result-page-expansion 
- Access-restriction in respect to the origin of the user
- Start recordings (AVI, LPD) out of the Front-End at a given timestamp
- Multilanguage-view (german+english
- W3C-Validation
- Browser-tests (Test the visualization on popular browsers)


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