Sciweavers

2117 search results - page 189 / 424
» A Competitive Term Selection Method for Information Retrieva...
Sort
View
WWW
2004
ACM
16 years 7 months ago
Clustering e-commerce search engines
In this paper, we sketch a method for clustering e-commerce search engines by the type of products/services they sell. This method utilizes the special features of interface pages...
Qian Peng, Weiyi Meng, Hai He, Clement T. Yu
CIKM
2005
Springer
16 years 1 days ago
On the estimation of frequent itemsets for data streams: theory and experiments
In this paper, we devise a method for the estimation of the true support of itemsets on data streams, with the objective to maximize one chosen criterion among {precision, recall}...
Pierre-Alain Laur, Richard Nock, Jean-Emile Sympho...
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
ICCBR
2007
Springer
16 years 20 days ago
Using Cases Utility for Heuristic Planning Improvement
Current efficient planners employ an informed search guided by a heuristic function that is quite expensive to compute. Thus, ordering nodes in the search tree becomes a key issue,...
Tomás de la Rosa, Angel García Olaya...
AIRS
2004
Springer
15 years 12 months ago
Automatic Word Clustering for Text Categorization Using Global Information
This paper presents a cluster-based text categorization system which uses class distributional clustering of words. We propose a new clustering model which considers the global in...
Wenliang Chen, Xingzhi Chang, Huizhen Wang, Jingbo...