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VLDB
1989
ACM
110views Database» more  VLDB 1989»
15 years 11 months ago
Derived Data Update in Semantic Databases
The derived data update problem involves the transformation of modifications of derived facts into corresponding changes to base facts and other derived facts. Using a database sc...
I-Min A. Chen, Dennis McLeod
KDD
2002
ACM
171views Data Mining» more  KDD 2002»
16 years 7 months ago
Mining complex models from arbitrarily large databases in constant time
In this paper we propose a scaling-up method that is applicable to essentially any induction algorithm based on discrete search. The result of applying the method to an algorithm ...
Geoff Hulten, Pedro Domingos
ICMCS
2006
IEEE
113views Multimedia» more  ICMCS 2006»
16 years 1 months ago
Steganalysis based on Markov Model of Thresholded Prediction-Error Image
A steganalysis system based on 2-D Markov chain of thresholded prediction-error image is proposed in this paper. Image pixels are predicted with their neighboring pixels, and the ...
Dekun Zou, Yun Q. Shi, Wei Su, Guorong Xuan
BIOSYSTEMS
2007
115views more  BIOSYSTEMS 2007»
15 years 7 months ago
Evolving fuzzy rules to model gene expression
This paper develops an algorithm that extracts explanatory rules from microarray data, which we treat as time series, using genetic programming (GP) and fuzzy logic. Reverse polis...
Ricardo Linden, Amit Bhaya
CORR
2011
Springer
165views Education» more  CORR 2011»
15 years 2 months ago
Extracting Features from Ratings: The Role of Factor Models
Abstract. Performing effective preference-based data retrieval requires detailed and preferentially meaningful structurized information about the current user as well as the items ...
Joachim Selke, Wolf-Tilo Balke