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math.NA2014★ 4 cited
Multiplicative Iteration for Nonnegative Quadratic Programming
Xiao Xiao, Donghui Chen
In many applications, it makes sense to solve the least square problems with nonnegative constraints. In this article, we present a new multiplicative iteration that monotonically…
math.NA2014★ 1 cited
"Plug-and-Play" Edge-Preserving Regularization
Donghui Chen, Misha E. Kilmer, Per Christian Hansen
In many inverse problems it is essential to use regularization methods that preserve edges in the reconstructions, and many reconstruction models have been developed for this task,…