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COR
2008
88views more  COR 2008»
13 years 9 months ago
Solving the swath segment selection problem through Lagrangean relaxation
The Swath Segment Selection Problem (SSSP) is an NP-hard combinatorial optimization problem arising in the context of planning and scheduling satellite operations. It was defined ...
Roberto Cordone, Federico Gandellini, Giovanni Rig...
DKE
2008
72views more  DKE 2008»
13 years 9 months ago
On space constrained set selection problems
Space constrained optimization problems arise in a variety of applications, ranging from databases to ubiquitous computing. Typically, these problems involve selecting a set of it...
Themis Palpanas, Nick Koudas, Alberto O. Mendelzon
ICDE
2011
IEEE
273views Database» more  ICDE 2011»
13 years 1 months ago
Shortcut selection in RDF databases
—An increasing amount of data produced nowadays is in RDF format. While significant work has been performed on view selection and query optimization algorithms in relational dat...
Vicky Dritsou, Panos Constantopoulos, Antonios Del...
STOC
2005
ACM
129views Algorithms» more  STOC 2005»
14 years 10 months ago
Learning with attribute costs
We study an extension of the "standard" learning models to settings where observing the value of an attribute has an associated cost (which might be different for differ...
Haim Kaplan, Eyal Kushilevitz, Yishay Mansour
CVPR
2012
IEEE
12 years 2 days ago
WhittleSearch: Image search with relative attribute feedback
We propose a novel mode of feedback for image search, where a user describes which properties of exemplar images should be adjusted in order to more closely match his/her mental m...
Adriana Kovashka, Devi Parikh, Kristen Grauman