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COLING
1992
13 years 10 months ago
A Translator's Workstation
A description is given of the present state of development of a workstation that has been designed to provide the translator with efficient and easy-to-use computational tools. Th...
Eugenio Picchi, Carol Peters, Elisabetta Marinai
ADC
2006
Springer
130views Database» more  ADC 2006»
14 years 3 months ago
A two-phase rule generation and optimization approach for wrapper generation
Web information extraction is a fundamental issue for web information management and integrations. A common approach is to use wrappers to extract data from web pages or documents...
Yanan Hao, Yanchun Zhang
ICOODB
2010
129views Database» more  ICOODB 2010»
13 years 7 months ago
Solving ORM by MAGIC: MApping GeneratIon and Composition
Object-relational mapping (ORM) technologies have been proposed as a solution for the impedance mismatch problem between object-oriented applications and relational databases. Exis...
David Kensche, Christoph Quix, Xiang Li 0002, Sand...
SIGMOD
2011
ACM
169views Database» more  SIGMOD 2011»
12 years 12 months ago
Leveraging query logs for schema mapping generation in U-MAP
In this paper, we introduce U-MAP, a new system for schema mapping generation. U-MAP builds upon and extends existing schema mapping techniques. However, it mitigates some key pro...
Hazem Elmeleegy, Ahmed K. Elmagarmid, Jaewoo Lee
ECCC
2010
78views more  ECCC 2010»
13 years 9 months ago
PCPs and the Hardness of Generating Synthetic Data
Assuming the existence of one-way functions, we show that there is no polynomial-time, differentially private algorithm A that takes a database D ({0, 1}d )n and outputs a "...
Jonathan Ullman, Salil P. Vadhan