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ICC
2007
IEEE
145views Communications» more  ICC 2007»
15 years 4 months ago
Lowering Error Floor of LDPC Codes Using a Joint Row-Column Decoding Algorithm
Low-density parity-check codes using the beliefpropagation decoding algorithm tend to exhibit a high error floor in the bit error rate curves, when some problematic graphical stru...
Zhiyong He, Sébastien Roy 0002, Paul Fortie...
76
Voted
PR
2008
131views more  PR 2008»
14 years 9 months ago
A memetic algorithm for evolutionary prototype selection: A scaling up approach
Prototype selection problem consists of reducing the size of databases by removing samples that are considered noisy or not influential on nearest neighbour classification tasks. ...
Salvador García, José Ramón C...
KDD
1998
ACM
160views Data Mining» more  KDD 1998»
15 years 1 months ago
Algorithms for Characterization and Trend Detection in Spatial Databases
1 The number and the size of spatial databases, e.g. for geomarketing, traffic control or environmental studies, are rapidly growing which results in an increasing need for spatial...
Martin Ester, Alexander Frommelt, Hans-Peter Krieg...
ICML
2004
IEEE
15 years 10 months ago
A fast iterative algorithm for fisher discriminant using heterogeneous kernels
We propose a fast iterative classification algorithm for Kernel Fisher Discriminant (KFD) using heterogeneous kernel models. In contrast with the standard KFD that requires the us...
Glenn Fung, Murat Dundar, Jinbo Bi, R. Bharat Rao
DAC
2004
ACM
15 years 1 months ago
Implicit pseudo boolean enumeration algorithms for input vector control
In a CMOS combinational logic circuit, the subthreshold leakage current in the standby state depends on the state of the inputs. In this paper we present a new approach to identif...
Kaviraj Chopra, Sarma B. K. Vrudhula