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ISIWI
2000
15 years 8 months ago
Aiding Web Searches by Statistical Classification Tools
We describe an infrastructure for the collection and management of large amounts of text, and discuss the possibility of information extraction and visualisation from text corpora...
Gerhard Heyer, Uwe Quasthoff, Christian Wolff
CORR
2006
Springer
113views Education» more  CORR 2006»
15 years 6 months ago
The Tree Inclusion Problem: In Linear Space and Faster
Given two rooted, ordered, and labeled trees P and T the tree inclusion problem is to determine if P can be obtained from T by deleting nodes in T. This problem has recently been ...
Philip Bille, Inge Li Gørtz
TCS
2008
15 years 6 months ago
Constructibility and decidability versus domain independence and absoluteness
We develop a unified framework for dealing with constructibility and absoluteness in set theory, decidability of relations in effective structures (like the natural numbers), and ...
Arnon Avron
IPMU
2010
Springer
15 years 5 months ago
Keeping Secrets in Possibilistic Knowledge Bases with Necessity-Valued Privacy Policies
Controlled Query Evaluation (CQE) is a logical framework for the protection of secrets in databases. In this article, we extend the CQE framework to possibilistic logic: knowledge ...
Lena Wiese
ICDE
2008
IEEE
191views Database» more  ICDE 2008»
16 years 8 months ago
An Algebraic Approach to Rule-Based Information Extraction
Traditional approaches to rule-based information extraction (IE) have primarily been based on regular expression grammars. However, these grammar-based systems have difficulty scal...
Frederick Reiss, Sriram Raghavan, Rajasekar Krishn...