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» Managing Data Quality in Cooperative Information Systems
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SIGIR
2012
ACM
13 years 9 months ago
To index or not to index: time-space trade-offs in search engines with positional ranking functions
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
Diego Arroyuelo, Senén González, Mau...
SIGIR
2006
ACM
16 years 13 days ago
Unifying user-based and item-based collaborative filtering approaches by similarity fusion
Memory-based methods for collaborative filtering predict new ratings by averaging (weighted) ratings between, respectively, pairs of similar users or items. In practice, a large ...
Jun Wang, Arjen P. de Vries, Marcel J. T. Reinders
ATAL
2005
Springer
16 years 1 days ago
From team plan to individual plans: a petri net-based approach
This paper focuses on a framework for representing a team plan and its projections on individual agents. The team plan is represented with a coloured Petri net. Using the implicit...
Olivier Bonnet-Torrés, Catherine Tessier
ICMI
2005
Springer
104views Biometrics» more  ICMI 2005»
16 years 13 hour ago
Analyzing and predicting focus of attention in remote collaborative tasks
To overcome the limitations of current technologies for remote collaboration, we propose a system that changes a video feed based on task properties, people’s actions, and messa...
Jiazhi Ou, Lui Min Oh, Susan R. Fussell, Tal Blum,...
WIKIS
2009
ACM
16 years 1 months ago
Organizing the vision for web 2.0: a study of the evolution of the concept in Wikipedia
Information Systems (IS) innovations are often characterized by buzzwords, reflecting organizing visions that structure and express the images and ideas formed by a wide community...
Arnaud Gorgeon, E. Burton Swanson