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» Quality Characteristics of Collaborative Systems
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SPIRE
2010
Springer
15 years 8 days ago
Fingerprinting Ratings for Collaborative Filtering - Theoretical and Empirical Analysis
Abstract. We consider fingerprinting methods for collaborative filtering (CF) systems. In general, CF systems show their real strength when supplied with enormous data sets. Earl...
Yoram Bachrach, Ralf Herbrich
GROUP
2007
ACM
15 years 5 months ago
The "active" gatekeeper in collaborative information seeking activities
Multidisciplinary team members often must work together to find needed information. To identify when team members collaborate, why they collaborate, and how they collaborate durin...
Patricia Ruma Spence, Madhu C. Reddy
SAINT
2003
IEEE
15 years 7 months ago
Virtual Collaboration Spaces: The EVE Community
An Educational Virtual Environment (EVE) is an instance of a Collaborative Virtual Environment (CVE), which focalises in providing collaborative, as well as educational, functiona...
Christos Bouras, Eri Giannaka, Thrasyvoulos Tsiats...
MTA
2006
218views more  MTA 2006»
15 years 1 months ago
Object-based MPEG-2 video indexing and retrieval in a collaborative environment
In this paper, an object-based video retrieval methodology for search in large, heterogeneous video collections is presented. The proposed approach employs a real-time, compressed-...
Vasileios Mezaris, Ioannis Kompatsiaris, Michael G...
117
Voted
KDD
2009
ACM
298views Data Mining» more  KDD 2009»
15 years 8 months ago
Mind the gaps: weighting the unknown in large-scale one-class collaborative filtering
One-Class Collaborative Filtering (OCCF) is a task that naturally emerges in recommender system settings. Typical characteristics include: Only positive examples can be observed, ...
Rong Pan, Martin Scholz