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SIGKDD
2010
146views more  SIGKDD 2010»
14 years 5 months ago
Latent semantic indexing (LSI) fails for TREC collections
The aim of latent semantic indexing (LSI) is to uncover the relationships between terms, hidden concepts, and documents. LSI uses the matrix factorization technique known as singu...
Avinash Atreya, Charles Elkan
NAACL
2004
15 years 13 days ago
Answering Definition Questions Using Multiple Knowledge Sources
Definition questions represent a largely unexplored area of question answering--they are different from factoid questions in that the goal is to return as many relevant "nugg...
Wesley Hildebrandt, Boris Katz, Jimmy J. Lin
79
Voted
TREC
2004
15 years 12 days ago
Identifying Relevant Full-Text Articles for GO Annotation Without MeSH Terms
Gene Ontology (GO) is a controlled vocabulary. Given a gene product, GO enables scientists to clearly and unambiguously describe specific molecular functions of the gene product, ...
Chih Lee, Wen-Juan Hou, Hsin-Hsi Chen
83
Voted
BMCBI
2008
105views more  BMCBI 2008»
14 years 11 months ago
Objective and automated protocols for the evaluation of biomedical search engines using No Title Evaluation protocols
Background: The evaluation of information retrieval techniques has traditionally relied on human judges to determine which documents are relevant to a query and which are not. Thi...
Fabien Campagne
TREC
2004
15 years 12 days ago
Feature Generation, Feature Selection, Classifiers, and Conceptual Drift for Biomedical Document Triage
We approached the problem of classifying papers for the TREC 2004 Genomics Track triage task as a four step process: feature generation, feature selection, classifier training, an...
Aaron M. Cohen, Ravi Teja Bhupatiraju, William R. ...