17329 search results - page 119 / 3466 » Improved non-approximability results |
APCSAC
2003
IEEE
14 years 2 months ago
2003
IEEE
Virtual multicasting (VMC) combines some of the benefits of caching (transparency, dynamic adaptation to workload) and multicasting (reducing duplicated traffic). Virtual multicas...
MSS
2003
IEEE
14 years 2 months ago
2003
IEEE
Existing file access predictors keep track of previous file access patterns and rely on a single heuristic to predict which of the previous successors to the file being currently ...
LCN
2002
IEEE
14 years 1 months ago
2002
IEEE
This paper describes how a portable benchmark suite that measures the ability of an MPI implementation to overlap computation and communication can be used to discover and diagnos...
ICMCS
2000
IEEE
14 years 1 months ago
2000
IEEE
In this paper, a non-linear relevance feedback mechanism is proposed for increasing the performance and the reliability of content-based retrieval systems. In particular, the huma...
ICC
1997
IEEE
14 years 1 months ago
1997
IEEE
: Practical realizations of the optimum closed loop structure for coherent demodulation of QPSK signals demands the approximation of the hyperbolic tangent nonlinearity (Tanh) with...