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SIGIR
2004
ACM
15 years 12 months ago
A two-stage mixture model for pseudo feedback
Pseudo feedback is a commonly used technique to improve information retrieval performance. It assumes a few top-ranked documents to be relevant, and learns from them to improve th...
Tao Tao, ChengXiang Zhai
GECCO
2004
Springer
130views Optimization» more  GECCO 2004»
15 years 12 months ago
The Shifting Balance Genetic Algorithm as More than Just Another Island Model GA
The Shifting Balance Genetic Algorithm (SBGA) is an extension of the Genetic Algorithm (GA) that was created to promote guided diversity to improve performance in highly multimodal...
Mark Wineberg, Jun Chen
TACAS
2010
Springer
316views Algorithms» more  TACAS 2010»
15 years 4 months ago
JTorX: A Tool for On-Line Model-Driven Test Derivation and Execution
We introduce JTorX, a tool for model-driven test derivation and execution, based on the ioco theory. This theory, originally presented in [12], has been refined in [13] with test-...
Axel Belinfante
ISQED
2007
IEEE
128views Hardware» more  ISQED 2007»
16 years 24 days ago
A Model for Timing Errors in Processors with Parameter Variation
Parameter variation in integrated circuits causes sections of a chip to be slower than others. To prevent any resulting timing errors, designers have traditionally designed for th...
Smruti R. Sarangi, Brian Greskamp, Josep Torrellas
ICMCS
2006
IEEE
98views Multimedia» more  ICMCS 2006»
16 years 16 days ago
A Two-Layer Graphical Model for Combined Video Shot and Scene Boundary Detection
In this work we present a novel two-layer hybrid Graphical model for combined shot and scene boundary detection in videos. In the first layer of the model, low-level features are...
Marc Al-Hames, Stefan Zettl, Frank Wallhoff, Steph...