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IPPS
2007
IEEE
16 years 1 months ago
Time Series Forecasting by means of Evolutionary Algorithms
Many physical and artificial phenomena can be described by time series. The prediction of such phenomenon could be as complex as interesting. There are many time series forecasti...
Cristóbal Luque del Arco-Calderón, J...
ICDM
2005
IEEE
271views Data Mining» more  ICDM 2005»
16 years 15 days ago
HOT SAX: Efficiently Finding the Most Unusual Time Series Subsequence
In this work, we introduce the new problem of finding time series discords. Time series discords are subsequences of a longer time series that are maximally different to all the r...
Eamonn J. Keogh, Jessica Lin, Ada Wai-Chee Fu
GECCO
2003
Springer
16 years 3 days ago
Methods for Evolving Robust Programs
Many evolutionary computation search spaces require fitness assessment through the sampling of and generalization over a large set of possible cases as input. Such spaces seem par...
Liviu Panait, Sean Luke
VLDB
1998
ACM
121views Database» more  VLDB 1998»
15 years 11 months ago
Hash Joins and Hash Teams in Microsoft SQL Server
The query execution engine in Microsoft SQL Server employs hash-based algorithms for inner and outer joins, semi-joins, set operations (such as intersection), grouping, and duplic...
Goetz Graefe, Ross Bunker, Shaun Cooper
ECAI
2004
Springer
15 years 10 months ago
Goal Specification in Presence of Non-Deterministic Actions
One important aspect in directing cognitive robots or agents is to formally specify what is expected of them. This is often referred to as goal specification. For agents whose act...
Chitta Baral, Jicheng Zhao