Luisa extension for moodle in action.
In this video we can see how Luisa framework produces appropriated search results for a student. 

Query By Topic:  

Query By Competency:

LUISA in CSSSIA 2008. As part of dissemination activities for LUISA-related research, Stefan Dietze (The Open University) presented a paper at the "International Workshop on Context enabled Source and Service Selection, Integration and Adaptation (CSSSIA) More info at LUISA News section