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SIGIR
2010
ACM
14 years 1 months ago
Understanding web browsing behaviors through Weibull analysis of dwell time
Dwell time on Web pages has been extensively used for various information retrieval tasks. However, some basic yet important questions have not been sufficiently addressed, e.g., ...
Chao Liu, Ryen W. White, Susan T. Dumais
FAW
2009
Springer
118views Algorithms» more  FAW 2009»
14 years 1 months ago
Space-Query-Time Tradeoff for Computing the Visibility Polygon
Abstract. Computing the visibility polygon, VP, of a point in a polygonal scene, is a classical problem that has been studied extensively. In this paper, we consider the problem of...
Mostafa Nouri, Mohammad Ghodsi
VLDB
2000
ACM
121views Database» more  VLDB 2000»
14 years 1 months ago
Fast Time Sequence Indexing for Arbitrary Lp Norms
Fast indexing in time sequence databases for similarity searching has attracted a lot of research recently. Most of the proposals, however, typically centered around the Euclidean...
Byoung-Kee Yi, Christos Faloutsos
AAAI
1994
13 years 11 months ago
The Relationship between Architectures and Example-Retrieval Times
This paper proposes a method to find the most suitable architecture for a given response time requirement for Example-Retrieval (ER), which searches for the best match from a bulk...
Eiichiro Sumita, Naoya Nisiyama, Hitoshi Iida
ADHOC
2007
164views more  ADHOC 2007»
13 years 10 months ago
Attack-resilient time synchronization for wireless sensor networks
The existing time synchronization schemes in sensor networks were not designed with security in mind, thus leaving them vulnerable to security attacks. In this paper, we first id...
Hui Song, Sencun Zhu, Guohong Cao