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WWW
2006
ACM
14 years 8 months ago
Robust web content extraction
We present an empirical evaluation and comparison of two content extraction methods in HTML: absolute XPath expressions and relative XPath expressions. We argue that the relative ...
Marek Kowalkiewicz, Maria E. Orlowska, Tomasz Kacz...
ACL
2010
13 years 5 months ago
Extraction and Approximation of Numerical Attributes from the Web
We present a novel framework for automated extraction and approximation of numerical object attributes such as height and weight from the Web. Given an object-attribute pair, we d...
Dmitry Davidov, Ari Rappoport
WISE
2005
Springer
14 years 1 months ago
NET - A System for Extracting Web Data from Flat and Nested Data Records
This paper studies automatic extraction of structured data from Web pages. Each of such pages may contain several groups of structured data records. Existing automatic methods stil...
Bing Liu, Yanhong Zhai
SIGIR
2009
ACM
14 years 2 months ago
Web-derived resources for web information retrieval: from conceptual hierarchies to attribute hierarchies
A weakly-supervised extraction method identifies concepts within conceptual hierarchies, at the appropriate level of specificity (e.g., Bank vs. Institution), to which attribute...
Marius Pasca, Enrique Alfonseca
SAINT
2006
IEEE
14 years 1 months ago
Ontology Extraction from Tables on the Web
Previous works on information extraction from tables make use of prior knowledge such as a cognition model of tables or lexical knowledge bases for specific domains. However, we ...
Masahiro Tanaka, Toru Ishida