Gradient descent for Tikhonov functionals with sparsity constraints: theory and numerical comparison of step size rules (Q2447394)
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scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Gradient descent for Tikhonov functionals with sparsity constraints: theory and numerical comparison of step size rules |
scientific article |
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Gradient descent for Tikhonov functionals with sparsity constraints: theory and numerical comparison of step size rules (English)
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25 April 2014
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nonlinear inverse problems
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sparsity constraints
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gradient descent
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iterated soft shrinkage
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accelerated gradient method
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convergence
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step size control
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numerical comparison
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parameter identification
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elliptic equation
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