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TIT
2010
96views Education» more  TIT 2010»
13 years 2 months ago
Beyond Nyquist: efficient sampling of sparse bandlimited signals
Wideband analog signals push contemporary analog-to-digital conversion systems to their performance limits. In many applications, however, sampling at the Nyquist rate is inefficie...
Joel A. Tropp, Jason N. Laska, Marco F. Duarte, Ju...
KDD
2004
ACM
216views Data Mining» more  KDD 2004»
14 years 8 months ago
GPCA: an efficient dimension reduction scheme for image compression and retrieval
Recent years have witnessed a dramatic increase in the quantity of image data collected, due to advances in fields such as medical imaging, reconnaissance, surveillance, astronomy...
Jieping Ye, Ravi Janardan, Qi Li
ITCC
2005
IEEE
14 years 1 months ago
On the Masking Countermeasure and Higher-Order Power Analysis Attacks
Abstract— Masking is a general method used to thwart Differential Power Analysis, in which all the intermediate data inside an implementation are XORed with random Boolean values...
François-Xavier Standaert, Eric Peeters, Je...
ASUNAM
2009
IEEE
14 years 2 months ago
Social Network Discovery Based on Sensitivity Analysis
—This paper presents a novel methodology for social network discovery based on the sensitivity coefficients of importance metrics, namely the Markov centrality of a node, a metr...
Tarik Crnovrsanin, Carlos D. Correa, Kwan-Liu Ma
USENIX
2008
13 years 10 months ago
Measurement and Analysis of Large-Scale Network File System Workloads
In this paper we present the analysis of two large-scale network file system workloads. We measured CIFS traffic for two enterprise-class file servers deployed in the NetApp data ...
Andrew W. Leung, Shankar Pasupathy, Garth R. Goods...