43 search results - page 9 / 9 » Polynomial-time theory of matrix groups |
JSC
2010
14 years 10 months ago
2010
We consider the problem of solving a linear system Ax = b over a cyclotomic field. What makes cyclotomic fields of special interest is that we can easily find a prime p that sp...
102
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CORR
2011
Springer
14 years 6 months ago
2011
Springer
Many statistical M-estimators are based on convex optimization problems formed by the weighted sum of a loss function with a norm-based regularizer. We analyze the convergence rat...
116
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WSDM
2012
ACM
13 years 7 months ago
2012
ACM
Traditionally, research about trust assumes a single type of trust between users. However, trust, as a social concept, inherently has many facets indicating multiple and heterogen...