Sciweavers

78 search results - page 10 / 16
» Latent Semantic Indexing (LSI): TREC-3 Report
Sort
View
CIKM
2010
Springer
13 years 6 months ago
Decomposing background topics from keywords by principal component pursuit
Low-dimensional topic models have been proven very useful for modeling a large corpus of documents that share a relatively small number of topics. Dimensionality reduction tools s...
Kerui Min, Zhengdong Zhang, John Wright, Yi Ma
ECIR
2006
Springer
13 years 9 months ago
Sentence Retrieval with LSI and Topic Identification
This paper presents two sentence retrieval methods. We adopt the task definition done in the TREC Novelty Track: sentence retrieval consists in the extraction of the relevant sente...
David Parapar, Alvaro Barreiro
FLAIRS
2006
13 years 9 months ago
Using Web Searches on Important Words to Create Background Sets for LSI Classification
The world wide web has a wealth of information that is related to almost any text classification task. This paper presents a method for mining the web to improve text classificati...
Sarah Zelikovitz, Marina Kogan
SIGIR
2005
ACM
14 years 1 months ago
Orthogonal locality preserving indexing
We consider the problem of document indexing and representation. Recently, Locality Preserving Indexing (LPI) was proposed for learning a compact document subspace. Different from...
Deng Cai, Xiaofei He
ASWEC
2006
IEEE
13 years 11 months ago
A Java Reuse Repository for Eclipse using LSI
Software Reuse is a concept that is frequently mentioned as a way to improve software developers' productivity. However, there are a number of issues that need to be addresse...
Ming-Yang (Jerry) Lin, Robert Amor, Ewan D. Temper...