subdifferential
nounEtymology From sub- + differential.
1
Mathematics, Sciences subderivative
- We give a characterization of the associated subdifferential and the proximal operator, and discuss efficient optimization algorithms for some structured regularized loss-minimization problems using VGFs.2015, Amin Jalali, Lin Xiao, Maryam Fazel, “Variational Gram Functions: Convex Analysis and Optimization”, in arXiv: