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ICC
2009
IEEE
144views Communications» more  ICC 2009»
15 years 11 months ago
Power Allocation for Multi-Access Two-Way Relaying
—We consider a multi-access two-way relay network where multiple pairs of users exchange information with their pre-assigned partners with the assistance of an intermediate relay...
Min Chen, Aylin Yener
174
Voted
STACS
1999
Springer
15 years 9 months ago
Lower Bounds for Dynamic Algebraic Problems
Abstract. We consider dynamic evaluation of algebraic functions (matrix multiplication, determinant, convolution, Fourier transform, etc.) in the model of Reif and Tate; i.e., if f...
Gudmund Skovbjerg Frandsen, Johan P. Hansen, Peter...
CIKM
2009
Springer
15 years 8 months ago
Improving binary classification on text problems using differential word features
We describe an efficient technique to weigh word-based features in binary classification tasks and show that it significantly improves classification accuracy on a range of proble...
Justin Martineau, Tim Finin, Anupam Joshi, Shamit ...
COMPGEOM
2008
ACM
15 years 6 months ago
Extremal problems on triangle areas in two and three dimensions
The study of extremal problems on triangle areas was initiated in a series of papers by Erdos and Purdy in the early 1970s. In this paper we present new results on such problems, ...
Adrian Dumitrescu, Micha Sharir, Csaba D. Tó...
129
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ESWA
2007
131views more  ESWA 2007»
15 years 4 months ago
Case-based selection of initialisation heuristics for metaheuristic examination timetabling
Examination timetabling problems are often solved by a two-phase procedure combining a sequential construction heuristic with a metaheuristic improvement search. There can be many...
Sanja Petrovic, Yong Yang, Moshe Dror