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SIGMOD
2008
ACM
115views Database» more  SIGMOD 2008»
16 years 7 months ago
Query answering techniques on uncertain and probabilistic data: tutorial summary
Uncertain data are inherent in some important applications, such as environmental surveillance, market analysis, and quantitative economics research. Due to the importance of thos...
Jian Pei, Ming Hua, Yufei Tao, Xuemin Lin
SIGMOD
2006
ACM
202views Database» more  SIGMOD 2006»
16 years 7 months ago
Avatar semantic search: a database approach to information retrieval
We present Avatar Semantic Search, a prototype search engine that exploits annotations in the context of classical keyword search. The process of annotations is accomplished offli...
Eser Kandogan, Rajasekar Krishnamurthy, Sriram Rag...
EDBT
2006
ACM
106views Database» more  EDBT 2006»
16 years 7 months ago
Online, Non-blocking Relational Schema Changes
A database schema should be able to evolve to reflect changes to the universe it represents. In existing systems, user transactions get blocked during complex schema transformation...
Jørgen Løland, Svein-Olaf Hvasshovd
ICFP
2003
ACM
16 years 7 months ago
Polish parsers, step by step
We present the derivation of a space efficient parser combinator library: the constructed parsers do not keep unnecessary references to the input, produce online results and effic...
R. John M. Hughes, S. Doaitse Swierstra
DCC
2007
IEEE
16 years 6 months ago
A Stochastic Model for Video and its Information Rates
We propose a stochastic model for video and compute its information rates. The model has two sources of information representing ensembles of camera motion and visual scene data (...
Arthur L. da Cunha, Minh N. Do, Martin Vetterli