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CE
2006
123views more  CE 2006»
14 years 10 months ago
Conceptual and socio-cognitive support for collaborative learning in videoconferencing environments
Studies have shown that videoconferencing is an effective medium for facilitating communication between parties who are separated by distance, particularly when learners are engag...
Bernhard Ertl, Frank Fischer, Heinz Mandl
SIGIR
1998
ACM
14 years 9 months ago
Hypertext Information Retrieval for the Web
The notion of searching a hypertext corpus has been around for some time, and is an especially important topic given the growth of the World Wide Web and the general dissatisfacti...
Eric W. Brown, Alan F. Smeaton
SIGMOD
2007
ACM
105views Database» more  SIGMOD 2007»
15 years 10 months ago
Nulls, three-valued logic, and ambiguity in SQL: critiquing date's critique
Date's popular critique of SQL's three-valued logic [4, 3] purports to demonstrate that SQL queries can produce erroneous results when nulls are present in the database....
Claude Rubinson
SIGSOFT
1998
ACM
15 years 2 months ago
Experiences in Improving Risk Management Processes Using the Concepts of the Riskit Method
CT This paper describes experiences from two organizations that have used the Riskit method for risk management in their software projects. This paper presents the Riskit method, t...
Jyrki Kontio, Gerhard Getto, Dieter Landes
AIS
1999
Springer
14 years 9 months ago
Life-worlds and social relations in computers
: How are social relations appearing in computers? How are social relations realised in a different kind of medium, in the hardware and software of computers? How are the organisin...
László Ropolyi