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» An experimental analysis of Lemke-Howson algorithm
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ITA
2006
167views Communications» more  ITA 2006»
15 years 6 months ago
Characterization of lung tumor subtypes through gene expression cluster validity assessment
The problem of assessing the reliability of clusters patients identified by clustering algorithms is crucial to estimate the significance of subclasses of diseases detectable at b...
Giorgio Valentini, Francesca Ruffino
IVC
2006
87views more  IVC 2006»
15 years 6 months ago
On the relation between Memon's and the modified Zeng's palette reordering methods
Palette reordering has been shown to be a very effective approach for improving the compression of color-indexed images by general purpose continuous-tone image coding techniques....
Armando J. Pinho, António J. R. Neves
SIGIR
2008
ACM
15 years 6 months ago
Predicting when browsing context is relevant to search
We investigate a representative case of sudden information need change of Web users. By analyzing search engine query logs, we show that the majority of queries submitted by users...
Mandar Rahurkar, Silviu Cucerzan
SIGIR
2008
ACM
15 years 6 months ago
Bag-of-visual-words expansion using visual relatedness for video indexing
Bag-of-visual-words (BoW) has been popular for visual classification in recent years. In this paper, we propose a novel BoW expansion method to alleviate the effect of visual word...
Yu-Gang Jiang, Chong-Wah Ngo
SIGIR
2008
ACM
15 years 6 months ago
Analyzing web text association to disambiguate abbreviation in queries
We introduce a statistical model for abbreviation disambiguation in Web search, based on analysis of Web data resources, including anchor text, click log and query log. By combini...
Xing Wei, Fuchun Peng, Benoît Dumoulin