103 search results - page 1 / 21 » Learning Term-weighting Functions for Similarity Measures |
EMNLP
2009
13 years 2 months ago
2009
Measuring the similarity between two texts is a fundamental problem in many NLP and IR applications. Among the existing approaches, the cosine measure of the term vectors represen...
COLT
2007
Springer
13 years 10 months ago
2007
Springer
Recently, Balcan and Blum [1] suggested a theory of learning based on general similarity functions, instead of positive semi-definite kernels. We study the gap between the learnin...
WWW
2006
ACM
14 years 5 months ago
2006
ACM
Determining the similarity of short text snippets, such as search queries, works poorly with traditional document similarity measures (e.g., cosine), since there are often few, if...
CBRMD
2008
13 years 4 months ago
2008
Abstract. This paper describes an approach to detect hints on procurement fraud. It was developed within the context of a European Union project on fraud prevention. Procurement fr...
ICPR
2008
IEEE
13 years 10 months ago
2008
IEEE
Image retrieval has become an interesting and active field due to the increasing necessity of searching and browsing very large image repositories. Images are represented using s...