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NA
2006
123views more  NA 2006»
15 years 5 months ago
Restarted block Lanczos bidiagonalization methods
Abstract. The problem of computing a few of the largest or smallest singular values and associated singular vectors of a large matrix arises in many applications. This paper descri...
James Baglama, Lothar Reichel
PKDD
2007
Springer
120views Data Mining» more  PKDD 2007»
15 years 11 months ago
Site-Independent Template-Block Detection
Detection of template and noise blocks in web pages is an important step in improving the performance of information retrieval and content extraction. Of the many approaches propos...
Aleksander Kolcz, Wen-tau Yih
123
Voted
CORR
2008
Springer
112views Education» more  CORR 2008»
15 years 5 months ago
The Fundamental Problem with the Building Block Hypothesis
Skepticism of the building block hypothesis has previously been expressed on account of the weak theoretical foundations of this hypothesis and anomalies in the empirical record o...
Keki M. Burjorjee
GECCO
2007
Springer
164views Optimization» more  GECCO 2007»
15 years 11 months ago
Learning building block structure from crossover failure
In the classical binary genetic algorithm, although crossover within a building block (BB) does not always cause a decrease in fitness, any decrease in fitness results from the ...
Zhenhua Li, Erik D. Goodman
GLOBECOM
2006
IEEE
15 years 11 months ago
A Lattice-Based MIMO Broadcast Precoder with Block Diagonalization for Multi-Stream Transmission
Abstract— Precoding with block diagonalization is an attractive approach for approaching sum capacity in multiuser MIMO (multiple input multiple output) broadcast channels. This ...
Seijoon Shim, Chan-Byoung Chae, Robert W. Heath Jr...