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» Extracting and Ranking Product Features in Opinion Documents
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ICDE
2009
IEEE
251views Database» more  ICDE 2009»
16 years 1 months ago
Contextual Ranking of Keywords Using Click Data
The problem of automatically extracting the most interesting and relevant keyword phrases in a document has been studied extensively as it is crucial for a number of applications. ...
Utku Irmak, Vadim von Brzeski, Reiner Kraft
DIAL
2006
IEEE
117views Image Analysis» more  DIAL 2006»
15 years 5 months ago
Document Image Retrieval using Signatures as Queries
In searching a repository of business documents, a task of interest is that of using a query signature image to retrieve from a database, other signatures matching the query. The ...
Sargur N. Srihari, Shravya Shetty, Siyuan Chen, Ha...
TAL
2004
Springer
15 years 5 months ago
A Study of Chunk-Based and Keyword-Based Approaches for Generating Headlines
Abstract. This paper describes two procedures for generating very short summaries for documents from the DUC-2003 competition: a chunk extraction method based on syntactic dependen...
Enrique Alfonseca, José María Guirao...
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WWW
2007
ACM
16 years 12 days ago
U-REST: an unsupervised record extraction system
In this paper, we describe a system that can extract record structures from web pages with no direct human supervision. Records are commonly occurring HTML-embedded data tuples th...
Yuan Kui Shen, David R. Karger
CORR
2008
Springer
92views Education» more  CORR 2008»
14 years 11 months ago
Nonnegative Matrix Factorization via Rank-One Downdate
Nonnegative matrix factorization (NMF) was popularized as a tool for data mining by Lee and Seung in 1999. NMF attempts to approximate a matrix with nonnegative entries by a produ...
Michael Biggs, Ali Ghodsi, Stephen A. Vavasis