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WSDM
2010
ACM
203views Data Mining» more  WSDM 2010»
16 years 4 months ago
Query Reformulation Using Anchor Text
Query reformulation techniques based on query logs have been studied as a method of capturing user intent and improving retrieval effectiveness. The evaluation of these techniques...
Van Dang, Bruce W. Croft
ICCD
2004
IEEE
87views Hardware» more  ICCD 2004»
16 years 3 months ago
Fetch Halting on Critical Load Misses
As the performance gap between processors and memory systems increases, the CPU spends more time stalled waiting for data from main memory. Critical long latency instructions, suc...
Nikil Mehta, Brian Singer, R. Iris Bahar, Michael ...
CSCW
2010
ACM
16 years 3 months ago
Determinants of wikipedia quality: the roles of global and local contribution inequality
The success of Wikipedia and the relative high quality of its articles seem to contradict conventional wisdom. Recent studies have begun shedding light on the processes contributi...
Ofer Arazy, Oded Nov
CVPR
2010
IEEE
16 years 2 months ago
Sufficient Dimensionality Reduction for Visual Sequence Classification
When classifying high-dimensional sequence data, traditional methods (e.g., HMMs, CRFs) may require large amounts of training data to avoid overfitting. In such cases dimensional...
Alex Shyr, Raquel Urtasun, Michael Jordan
CHI
2010
ACM
16 years 1 months ago
Friends only: examining a privacy-enhancing behavior in facebook
Privacy practices in social network sites often appear paradoxical, as content-sharing behavior stands in conflict with the need to reduce disclosure-related harms. In this study ...
Fred Stutzman, Jacob Kramer-Duffield