1469 search results - page 241 / 294 » Query Expansion and Query Reduction in Document Retrieval |
ADAPTIVE
2007
Springer
13 years 11 months ago
2007
Springer
With the exponential growth of the available information on the World Wide Web, a traditional search engine, even if based on sophisticated document indexing algorithms, has diffi...
SAINT
2006
IEEE
14 years 3 months ago
2006
IEEE
This paper focuses on decentralized personalized search engines. It is composed of three parts. Firstly, we formulate the problem and we propose a graph-based measure of quality o...
SPIRE
2010
Springer
13 years 7 months ago
2010
Springer
Several IR tasks rely, to achieve high efficiency, on a single pervasive data structure called the inverted index. This is a mapping from the terms in a text collection to the docu...
AIRS
2009
Springer
14 years 3 months ago
2009
Springer
Relevance-based language models operate by estimating the probabilities of observing words in documents relevant (or pseudo relevant) to a topic. However, these models assume that ...
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Information retrieval systems conventionally assess document relevance using the bag of words model. Consequently, relevance scores of documents retrieved for different queries a...