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IS
2006
15 years 6 months ago
Query performance prediction
The prediction of query performance is an interesting and important issue in Information Retrieval (IR). Current predictors involve the use of relevance scores, which are time-con...
Ben He, Iadh Ounis
CVIU
2007
102views more  CVIU 2007»
15 years 6 months ago
An optical navigation sensor for micro aerial vehicles
This paper describes a catadioptric microsensor for multidirectional imaging and 3D egomotion computation. Inspired by the wide viewing angle of insects’ compound eyes, we show ...
Christel-Loic Tisse, Hugh F. Durrant-Whyte, R. And...
JUCS
2008
124views more  JUCS 2008»
15 years 6 months ago
Structure-Based Crawling in the Hidden Web
: The number of applications that need to crawl the Web to gather data is growing at an ever increasing pace. In some cases, the criterion to determine what pages must be included ...
Márcio L. A. Vidal, Altigran Soares da Silv...
KES
2008
Springer
15 years 6 months ago
Data Mining for Navigation Generating System with Unorganized Web Resources
Users prefer to navigate subjects from organized topics in an abundance resources than to list pages retrieved from search engines. We propose a framework to cluster frequent items...
Diana Purwitasari, Yasuhisa Okazaki, Kenzi Watanab...
JMLR
2006
120views more  JMLR 2006»
15 years 6 months ago
Learning Parts-Based Representations of Data
Many perceptual models and theories hinge on treating objects as a collection of constituent parts. When applying these approaches to data, a fundamental problem arises: how can w...
David A. Ross, Richard S. Zemel