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SIGIR
2008
ACM
13 years 8 months ago
Directly optimizing evaluation measures in learning to rank
One of the central issues in learning to rank for information retrieval is to develop algorithms that construct ranking models by directly optimizing evaluation measures used in i...
Jun Xu, Tie-Yan Liu, Min Lu, Hang Li, Wei-Ying Ma
SEFM
2007
IEEE
14 years 2 months ago
An AOP Extended Lambda-Calculus
This paper presents an implicitly-typed functional, aspect-oriented programming language: λ AOP. The main contribution of the paper is a semantics for λ AOP advice weaving. The ...
Dima Alhadidi, Nadia Belblidia, Mourad Debbabi, Pr...
ATAL
2008
Springer
13 years 10 months ago
Sensing-based shape formation on modular multi-robot systems: a theoretical study
This paper presents a theoretical study of decentralized control for sensing-based shape formation on modular multirobot systems, where the desired shape is specified in terms of ...
Chih-Han Yu, Radhika Nagpal
COCOA
2010
Springer
13 years 6 months ago
Bounds for Nonadaptive Group Tests to Estimate the Amount of Defectives
The classical and well-studied group testing problem is to find d defectives in a set of n elements by group tests, which tell us for any chosen subset whether it contains defectiv...
Peter Damaschke, Azam Sheikh Muhammad
FSTTCS
2009
Springer
14 years 3 months ago
Covering of ordinals
The paper focuses on the structure of fundamental sequences of ordinals smaller than ε0. A first result is the construction of a monadic second-order formula identifying a given ...
Laurent Braud