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JNW
2008
146views more  JNW 2008»
13 years 3 months ago
User Behavior and IM Topology Analysis
The use of Instant Messaging, or IM, has become widely adopted in private and corporate communication. They can provide instant, multi-directed and multi-types of communications wh...
Qiang Yan, Xiaoyan Huang
PODC
2010
ACM
13 years 9 months ago
Partial information spreading with application to distributed maximum coverage
This paper addresses partial information spreading among n nodes of a network. As opposed to traditional information spreading, where each node has a message that must be received...
Keren Censor Hillel, Hadas Shachnai
CORR
2010
Springer
137views Education» more  CORR 2010»
13 years 3 months ago
Quantum interactive proofs with short messages
This paper considers three variants of quantum interactive proof systems in which short (meaning logarithmic-length) messages are exchanged between the prover and veriļ¬er. The ļ...
Salman Beigi, Peter W. Shor, John Watrous
SCALESPACE
2007
Springer
13 years 11 months ago
Restoration of Images with Piecewise Space-Variant Blur
We address the problem of space-variant image deblurring, where diļ¬€erent parts of the image are blurred by diļ¬€erent blur kernels. Assuming a region-wise space variant point spr...
Leah Bar, Nir A. Sochen, Nahum Kiryati
ICC
2007
IEEE
114views Communications» more  ICC 2007»
13 years 11 months ago
Downlink MC-2D-CDMA over Time-Variant Frequency-Selective Rayleigh Fading Channels
Abstractā€” In this paper, the performance of a downlink synchronous MC-CDMA system with joint frequency-time domain spreading over time-variant frequency-selective Rayleigh fading...
Rui Fa, Bayan S. Sharif, Charalampos Tsimenidis