Collaborative learning is question-driven and open-ended by nature. Many of the techniques developed for intelligent tutoring are applicable only in more structured settings, but f...
Most text analysis is designed to deal with the concept of a “document”, namely a cohesive presentation of thought on a unifying subject. By contrast, individual nodes on the ...
Although talkhtg is an integral part of collaborative activity, there has been little computer support for acquiring and accessing the contents of conversations. Our approach has ...
Combining static and dynamic information is highly relevant in many reverse engineering, program comprehension and maintenance task. Dynamic analysis is particularly effective whe...
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...
Aris Anagnostopoulos, Andrei Z. Broder, David Carm...