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INFORMS
2000
128views more  INFORMS 2000»
15 years 2 months ago
A Revised Simplex Search Procedure for Stochastic Simulation Response Surface Optimization
We develop a variant of the Nelder-Mead (NM) simplex search procedure for stochastic simulation optimization that is designed to avoid many of the weaknesses encumbering such dire...
David G. Humphrey, James R. Wilson
126
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JMLR
2002
102views more  JMLR 2002»
15 years 2 months ago
Optimal Structure Identification With Greedy Search
In this paper we prove the so-called "Meek Conjecture". In particular, we show that if a DAG H is an independence map of another DAG G, then there exists a finite sequen...
David Maxwell Chickering
132
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PVLDB
2008
174views more  PVLDB 2008»
15 years 2 months ago
Relaxation in text search using taxonomies
In this paper we propose a novel document retrieval model in which text queries are augmented with multi-dimensional taxonomy restrictions. These restrictions may be relaxed at a ...
Marcus Fontoura, Vanja Josifovski, Ravi Kumar, Chr...
114
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PVLDB
2008
107views more  PVLDB 2008»
15 years 2 months ago
XTreeNet: democratic community search
We describe XTreeNet, a distributed query dissemination engine which facilitates democratization of publishing and efficient data search among members of online communities with p...
Emiran Curtmola, Alin Deutsch, Dionysios Logotheti...
134
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CACM
2010
161views more  CACM 2010»
15 years 29 days ago
Efficiently searching for similar images
As it becomes increasingly viable to capture, store, and share large amounts of image and video data, automatic image analysis is crucial to managing visual information. Many prob...
Kristen Grauman