348 search results - page 4 / 70 » Extracting Spatial Knowledge from the Web |
EJC
2007
13 years 9 months ago
2007
The Web is the richest source of information and knowledge. Unfortunately the current structure of Web pages makes it difficult for users to retrieve the information or knowledge ...
IJSI
2008
13 years 7 months ago
2008
Abstract A rich family of generic Information Extraction (IE) techniques have been developed by researchers nowadays. This paper proposes WebKER, a system for automatically extract...
WEBDB
2010
Springer
14 years 27 days ago
2010
Springer
We present a robust method for gathering relational facts from the Web, based on matching generalized patterns which are automatically learned from seed facts for relations of int...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Traditionally, information extraction from web tables has focused on small, more or less homogeneous corpora, often based on assumptions about the use of <table> tags. A mul...
CIKM
2003
Springer
14 years 1 months ago
2003
Springer
We present a strategy for answering fact-based natural language questions that is guided by a characterization of realworld user queries. Our approach, implemented in a system cal...