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» Improving Semantic Query Answering
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SIGMOD
2008
ACM
159views Database» more  SIGMOD 2008»
14 years 7 months ago
Bootstrapping pay-as-you-go data integration systems
Data integration systems offer a uniform interface to a set of data sources. Despite recent progress, setting up and maintaining a data integration application still requires sign...
Anish Das Sarma, Xin Dong, Alon Y. Halevy
FOCS
2008
IEEE
14 years 2 months ago
A Geometric Approach to Lower Bounds for Approximate Near-Neighbor Search and Partial Match
This work investigates a geometric approach to proving cell probe lower bounds for data structure problems. We consider the approximate nearest neighbor search problem on the Bool...
Rina Panigrahy, Kunal Talwar, Udi Wieder
SIGIR
2004
ACM
14 years 1 months ago
Block-based web search
Multiple-topic and varying-length of web pages are two negative factors significantly affecting the performance of web search. In this paper, we explore the use of page segmentati...
Deng Cai, Shipeng Yu, Ji-Rong Wen, Wei-Ying Ma
LPKR
1997
Springer
13 years 12 months ago
Knowledge Representation with Logic Programs
In this overview we show how Knowledge Representation (KR) can be done with the help of generalized logic programs. We start by introducing the core of PROLOG, which is based on de...
Gerhard Brewka, Jürgen Dix
SODA
2010
ACM
215views Algorithms» more  SODA 2010»
14 years 5 months ago
Compact Ancestry Labeling Schemes for XML Trees
An ancestry labeling scheme labels the nodes of any tree in such a way that ancestry queries between any two nodes can be answered just by looking at their corresponding labels. T...
Fraigniaud Pierre, Korman Amos