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APPROX
2008
Springer
99views Algorithms» more  APPROX 2008»
15 years 9 months ago
A 2-Source Almost-Extractor for Linear Entropy
We give an explicit construction of a function that is almost a 2-source extractor for linear entropy, it is a condenser where the output has almost full entropy. Given 2 sources w...
Anup Rao
ACL
1998
15 years 9 months ago
Segregatory Coordination and Ellipsis in Text Generation
In this paper, we provide an account of how to generate sentences with coordination constructions from clause-sized semantic representations. An algorithm is developed and various...
James Shaw
SODA
2003
ACM
81views Algorithms» more  SODA 2003»
15 years 9 months ago
Smaller explicit superconcentrators
d Abstract) N. Alon ∗ M. Capalbo † July 28, 2002 Using a new recursive technique, we present an explicit construction of an infinite family of N-superconcentrators of density...
Noga Alon, Michael R. Capalbo
AAECC
2010
Springer
99views Algorithms» more  AAECC 2010»
15 years 7 months ago
Structural theorems for symbolic summation
Abstract. Starting with Karr's structural theorem for summation --the discrete version of Liouville's structural theorem for integration-- we work out crucial properties ...
Carsten Schneider
SIGECOM
2006
ACM
106views ECommerce» more  SIGECOM 2006»
16 years 1 months ago
Approximation algorithms and online mechanisms for item pricing
We present approximation and online algorithms for a number of problems of pricing items for sale so as to maximize seller’s revenue in an unlimited supply setting. Our first r...
Maria-Florina Balcan, Avrim Blum