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ICEC
1996
81views more  ICEC 1996»
13 years 6 months ago
A Self-Adaptive Approach to Representation Shifts in Cultural Algorithms
Abstract - The paper describes how a formal model of selfadaptation [Angeline, 1995] can be expressed in terms of Cultural Algorithms. A particular form of self-adaptation concerns...
Robert G. Reynolds, Chan-Jin Chung
GECCO
2004
Springer
102views Optimization» more  GECCO 2004»
13 years 10 months ago
Dynamic and Scalable Evolutionary Data Mining: An Approach Based on a Self-Adaptive Multiple Expression Mechanism
Data mining has recently attracted attention as a set of efficient techniques that can discover patterns from huge data. More recent advancements in collecting massive evolving da...
Olfa Nasraoui, Carlos Rojas, Cesar Cardona
NIPS
1998
13 years 6 months ago
Coding Time-Varying Signals Using Sparse, Shift-Invariant Representations
A common way to represent a time series is to divide it into shortduration blocks, each of which is then represented by a set of basis functions. A limitation of this approach, ho...
Michael S. Lewicki, Terrence J. Sejnowski
IPMI
2007
Springer
13 years 11 months ago
Segmentation of Sub-cortical Structures by the Graph-Shifts Algorithm
Abstract. We propose a novel algorithm called graph-shifts for performing image segmentation and labeling. This algorithm makes use of a dynamic hierarchical representation of the ...
Jason J. Corso, Zhuowen Tu, Alan L. Yuille, Arthur...
CORR
2010
Springer
133views Education» more  CORR 2010»
13 years 4 months ago
Adapting to the Shifting Intent of Search Queries
Search engines today present results that are often oblivious to recent shifts in intent. For example, the meaning of the query `independence day' shifts in early July to a U...
Umar Syed, Aleksandrs Slivkins, Nina Mishra