Definition of Subgradient. Meaning of Subgradient. Synonyms of Subgradient

Here you will find one or more explanations in English for the word Subgradient. Also in the bottom left of the page several parts of wikipedia pages related to the word Subgradient and, of course, Subgradient synonyms and on the right images related to the word Subgradient.

Definition of Subgradient

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Meaning of Subgradient from wikipedia

- In mathematics, subderivatives (or subgradient) generalizes the derivative to convex functions which are not necessarily differentiable. The set of subderivatives...
- Subgradient methods are convex optimization methods which use subderivatives. Originally developed by Naum Z. Shor and others in the 1960s and 1970s,...
- Cutting-plane methods Ellipsoid method Subgradient method Dual subgradients and the drift-plus-penalty method Subgradient methods can be implemented simply...
- size rules, which were first developed for classical subgradient methods. classical subgradient methods using divergent-series rules are much slower than...
- have a "subgradient oracle": a routine that can compute a subgradient of f at any given point (if f is differentiable, then the only subgradient is the...
- z_{t}\rangle } . To generalise the algorithm to any convex loss function, the subgradient ∂ v t ( w t ) {\displaystyle \partial v_{t}(w_{t})} of v t {\displaystyle...
- include coordinate descent, subgradient methods, least-angle regression (LARS), and proximal gradient methods. Subgradient methods are the natural generalization...
- 3570770. Kiwiel, Krzysztof C. (2001). "Convergence and efficiency of subgradient methods for quasiconvex minimization". Mathematical Programming, Series...
- non-differentiable convex minimization, where a convex objective function and its subgradient can be evaluated efficiently but usual gradient methods for differentiable...
- 604861. Kiwiel, Krzysztof C. (2001). "Convergence and efficiency of subgradient methods for quasiconvex minimization". Mathematical Programming, Series...