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» Approximation by pseudo-linear operators
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ICDE
2003
IEEE
143views Database» more  ICDE 2003»
15 years 11 months ago
Index-Based Approximate XML Joins
XML data integration tools are facing a variety of challenges for their efficient and effective operation. Among these is the requirement to handle a variety of inconsistencies or...
Sudipto Guha, Nick Koudas, Divesh Srivastava, Ting...
JAT
2010
80views more  JAT 2010»
14 years 8 months ago
The Bregman distance, approximate compactness and convexity of Chebyshev sets in Banach spaces
We present some sufficient conditions ensuring the upper semicontinuity and the continuity of the Bregman projection operator Π g C and the relative projection operator P g C in...
Chong Li, Wen Song, Jen-Chih Yao
81
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ORL
2006
85views more  ORL 2006»
14 years 10 months ago
A simple proof of diffusion approximations for LBFS re-entrant lines
For a re-entrant line operating under the last-buffer
Jiankui Yang, J. G. Dai, Jian-Gong You, Hanqin Zha...
WSC
2007
15 years 14 days ago
The optimizing-simulator: merging simulation and optimization using approximate dynamic programming
There has long been a competition between simulation and optimization in the modeling of problems in transportation and logistics, machine scheduling and similar highdimensional p...
Warren B. Powell
ORL
2011
14 years 4 months ago
Convex approximations to sparse PCA via Lagrangian duality
We derive a convex relaxation for cardinality constrained Principal Component Analysis (PCA) by using a simple representation of the L1 unit ball and standard Lagrangian duality. ...
Ronny Luss, Marc Teboulle