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SIGIR
2010
ACM
14 years 10 months ago
Can search systems detect users' task difficulty?: some behavioral signals
In this paper, we report findings on how user behaviors vary in tasks with different difficulty levels as well as of different types. Two behavioral signals: document dwell time a...
Jingjing Liu, Chang Liu, Jacek Gwizdka, Nicholas J...
ALGORITHMICA
2010
141views more  ALGORITHMICA 2010»
14 years 10 months ago
Parameterized Complexity and Local Search Approaches for the Stable Marriage Problem with Ties
Abstract. We consider the variant of the classical Stable Marriage problem where preference lists can be incomplete and may contain ties. In such a setting, finding a stable matchi...
Dániel Marx, Ildikó Schlotter
WADS
2001
Springer
126views Algorithms» more  WADS 2001»
15 years 2 months ago
On External-Memory Planar Depth First Search
Even though a large number of I/O-efficient graph algorithms have been developed, a number of fundamental problems still remain open. For example, no space- and I/O-efficient algo...
Lars Arge, Ulrich Meyer, Laura Toma, Norbert Zeh
ICIP
2000
IEEE
15 years 11 months ago
Efficient Video Similarity Measurement and Search
We consider the use of meta-data and/or video-domain methods to detect similar videos on the web. Meta-data is extracted from the textual and hyperlink information associated with...
Sen-Ching S. Cheung, Avideh Zakhor
CORR
2010
Springer
105views Education» more  CORR 2010»
14 years 10 months ago
Human Speed-Accuracy Tradeoffs in Search
When foraging for information, users face a tradeoff between the accuracy and value of the acquired information and the time spent collecting it, a problem which also surfaces whe...
Christina Aperjis, Bernardo A. Huberman, Fang Wu