10146 search results - page 1645 / 2030 » Fast FAST |
171
Voted
COMBINATORICA
2008
15 years 6 months ago
2008
Let NF(n, k, r) denote the maximum number of columns in an n-row matrix with entries in a finite field F in which each column has at most r nonzero entries and every k columns are...
182
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
Sensor networks are currently an active research area mainly due to the potential of their applications. In this paper we investigate the use of Wireless Sensor Networks (WSN) for...
146
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
We show that a fast algorithm for the QR factorization of a Toeplitz or Hankel matrix A is weakly stable in the sense that RT R is close to AT A. Thus, when the algorithm is used ...
137
Voted
CORR
2010
Springer
15 years 6 months ago
2010
Springer
Abstract. An iterative method LSMR is presented for solving linear systems Ax = b and leastsquares problem min Ax - b 2, with A being sparse or a fast linear operator. LSMR is base...
143
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
: The search for patterns or motifs in data represents a problem area of key interest to finance and economic researchers. In this paper we introduce the Motif Tracking Algorithm, ...