155 search results - page 7 / 31 » Minimization of convex functionals over frame operators |
CP
2011
Springer
12 years 9 months ago
2011
Springer
We introduce tractable classes of VCSP instances based on convex cost functions. Firstly, we show that the class of VCSP instances satisfying the hierarchically nested convexity pr...
TASLP
2010
13 years 3 months ago
2010
We consider the problem of extracting the source signals from an under-determined convolutive mixture assuming known mixing filters. State-of-the-art methods operate in the time-fr...
TLDI
2010
ACM
13 years 9 months ago
2010
ACM
Interactive programs, such as GUIs or spreadsheets, often maintain dependency information over dynamically-created networks of objects. That is, each imperative object tracks not ...
CORR
2011
Springer
13 years 4 months ago
2011
Springer
The paper describes a general glance to the use of element exchange techniques for optimization over permutations. A multi-level description of problems is proposed which is a fund...
MOR
2006
13 years 9 months ago
2006
We apply the method known as simulated annealing to the following problem in convex optimization: minimize a linear function over an arbitrary convex set, where the convex set is ...