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IJSWIS
2006
108views more  IJSWIS 2006»
13 years 7 months ago
Information Retrieval by Semantic Similarity
Abstract. Semantic Similarity relates to computing the similarity between conceptually similar but not necessarily lexically similar terms. Typically, semantic similarity is comput...
Angelos Hliaoutakis, Giannis Varelas, Epimenidis V...
SIGIR
2008
ACM
13 years 7 months ago
A few examples go a long way: constructing query models from elaborate query formulations
We address a specific enterprise document search scenario, where the information need is expressed in an elaborate manner. In our scenario, information needs are expressed using a...
Krisztian Balog, Wouter Weerkamp, Maarten de Rijke
ICDAR
2009
IEEE
14 years 2 months ago
Information Retrieval Model for Online Handwritten Script Identification
Script identification has always been a topic of much research interest in the field of document analysis. The accurate determination of the identity of the script is paramount to...
Guo Xian Tan, Christian Viard-Gaudin, Alex C. Kot
SIGIR
2006
ACM
14 years 1 months ago
Regularized estimation of mixture models for robust pseudo-relevance feedback
Pseudo-relevance feedback has proven to be an effective strategy for improving retrieval accuracy in all retrieval models. However the performance of existing pseudo feedback meth...
Tao Tao, ChengXiang Zhai
IPM
2007
85views more  IPM 2007»
13 years 7 months ago
A retrospective study of a hybrid document-context based retrieval model
This paper describes our novel retrieval model that is based on contexts of query terms in documents (i.e., document contexts). Our model is novel because it explicitly takes into...
Ho Chung Wu, Robert W. P. Luk, Kam-Fai Wong, K. L....