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SDM
2011
SIAM
370views Data Mining» more  SDM 2011»
14 years 9 days ago
Sparse Latent Semantic Analysis
Latent semantic analysis (LSA), as one of the most popular unsupervised dimension reduction tools, has a wide range of applications in text mining and information retrieval. The k...
Xi Chen, Yanjun Qi, Bing Bai, Qihang Lin, Jaime G....
LREC
2008
151views Education» more  LREC 2008»
14 years 11 months ago
A LAF/GrAF based Encoding Scheme for underspecified Representations of syntactic Annotations
Data models and encoding formats for syntactically annotated text corpora need to deal with syntactic ambiguity; underspecified representations are particularly well suited for th...
Manuel Kountz, Ulrich Heid, Kerstin Eckart
113
Voted
CIKM
2006
Springer
14 years 11 months ago
Voting for candidates: adapting data fusion techniques for an expert search task
In an expert search task, the users' need is to identify people who have relevant expertise to a topic of interest. An expert search system predicts and ranks the expertise o...
Craig Macdonald, Iadh Ounis
SIGMOD
2006
ACM
232views Database» more  SIGMOD 2006»
15 years 9 months ago
To search or to crawl?: towards a query optimizer for text-centric tasks
Text is ubiquitous and, not surprisingly, many important applications rely on textual data for a variety of tasks. As a notable example, information extraction applications derive...
Panagiotis G. Ipeirotis, Eugene Agichtein, Pranay ...
CIKM
2003
Springer
15 years 2 months ago
Automated index management for distributed web search
Distributed heterogeneous search systems are an emerging phenomenon in Web search, in which independent topic-specific search engines provide search services, and metasearchers d...
Rinat Khoussainov, Nicholas Kushmerick