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EDBT
2006
ACM
113views Database» more  EDBT 2006»
13 years 10 months ago
Deferred Maintenance of Disk-Based Random Samples
Random sampling is a well-known technique for approximate processing of large datasets. We introduce a set of algorithms for incremental maintenance of large random samples on seco...
Rainer Gemulla, Wolfgang Lehner
ESANN
2000
13 years 9 months ago
Analytical comparison of the Temporal Kohonen Map and the Recurrent Self Organizing Map
The basic SOM is indi erent to the ordering of the input patterns. Real data, however, is often sequential in nature thus context of a pattern may signi cantly in uence its correc...
Markus Varsta, Jukka Heikkonen, Jouko Lampinen
UAI
2000
13 years 9 months ago
Adaptive Importance Sampling for Estimation in Structured Domains
Sampling is an important tool for estimating large, complex sums and integrals over highdimensional spaces. For instance, importance sampling has been used as an alternative to ex...
Luis E. Ortiz, Leslie Pack Kaelbling
CORR
2007
Springer
105views Education» more  CORR 2007»
13 years 8 months ago
On Real-Time Communication Systems with Noisy Feedback
— We consider a real--time communication system with noisy feedback consisting of a Markov source, a forward and a backward discrete memoryless channels, and a receiver with fin...
Aditya Mahajan, Demosthenis Teneketzis
MP
2002
195views more  MP 2002»
13 years 8 months ago
Nonlinear rescaling vs. smoothing technique in convex optimization
We introduce an alternative to the smoothing technique approach for constrained optimization. As it turns out for any given smoothing function there exists a modification with part...
Roman A. Polyak