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CRYPTO
2008
Springer
109views Cryptology» more  CRYPTO 2008»
15 years 8 months ago
Adaptive One-Way Functions and Applications
Abstract. We introduce new and general complexity theoretic hardumptions. These assumptions abstract out concrete properties of a random oracle and are significantly stronger than ...
Omkant Pandey, Rafael Pass, Vinod Vaikuntanathan
SODA
2001
ACM
80views Algorithms» more  SODA 2001»
15 years 8 months ago
On the discrete Bak-Sneppen model of self-organized criticality
We propose a discrete variant of the Bak-Sneppen model for self-organized criticality. In this process, a configuration is an n-bit word, and at each step one chooses a random bit...
Jérémy Barbay, Claire Kenyon
CORR
2006
Springer
99views Education» more  CORR 2006»
15 years 6 months ago
A New Approach for Capacity Analysis of Large Dimensional Multi-Antenna Channels
This paper adresses the behaviour of the mutual information of correlated MIMO Rayleigh channels when the numbers of transmit and receive antennas converge to + at the same rate. ...
Walid Hachem, Oleksiy Khorunzhiy, Philippe Loubato...
TIT
2008
150views more  TIT 2008»
15 years 6 months ago
A New Approach for Mutual Information Analysis of Large Dimensional Multi-Antenna Channels
Abstract--This paper adresses the behavior of the mutual information of correlated multiple-input multiple-output (MIMO) Rayleigh channels when the numbers of transmit and receive ...
Walid Hachem, Oleksiy Khorunzhiy, Philippe Loubato...
IPL
2000
96views more  IPL 2000»
15 years 6 months ago
On bounded occurrence constraint satisfaction
An approximation algorithm for a constraint satisfaction problem is said to be nontrivial if its performance ratio is strictly superior to the expected performance of the algorith...
Johan Håstad