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LICS
2010
IEEE
13 years 8 months ago
Addition-Invariant FO and Regularity
We consider formulas which, in addition to the symbols in the vocabulary, may use two designated symbols ≺ and + that must be interpreted as a linear order and its associated ad...
Nicole Schweikardt, Luc Segoufin
CIE
2006
Springer
14 years 1 months ago
Inverting Monotone Continuous Functions in Constructive Analysis
We prove constructively (in the style of Bishop) that every monotone continuous function with a uniform modulus of increase has a continuous inverse. The proof is formalized, and a...
Helmut Schwichtenberg
SIGMOD
2009
ACM
142views Database» more  SIGMOD 2009»
14 years 10 months ago
A grammar-based entity representation framework for data cleaning
Fundamental to data cleaning is the need to account for multiple data representations. We propose a formal framework that can be used to reason about and manipulate data represent...
Arvind Arasu, Raghav Kaushik
DOCENG
2005
ACM
13 years 12 months ago
Compiling XPath for streaming access policy
We show how the full XPath language can be compiled into a minimal subset suited for stream-based evaluation. Specifically, we show how XPath normalization into a core language a...
Pierre Genevès, Kristoffer Høgsbro R...
NLPRS
2001
Springer
14 years 2 months ago
Hierarchical Concept Description and Learning for Information Extraction
This paper addresses the problem of extracting information from textual documents, either normal documents or web pages. A new approach for extracting complicate information from ...
Luo Xiao, Dieter Wissmann, Michael Brown, Stefan J...