Search Results - alternating gradient descent and minimization algorithm*

Fully Generalizable Few Shot Alternating Gradient Descent and Minimization for Real-Time Dynamic MRI

Authors: Silpa Babu Sajan Lingala Namrata Vaswani

Source: ISMRM Annual Meeting.

Fast Rank-One Alternating Minimization Algorithm for Phase Retrieval

Authors: Cai, Jian-Feng Liu, Haixia Wang, Yang

Source: Journal of Scientific Computing. 79:128-147

Subject Terms: Alternating minimization, Non-convex optimizaton, Rank-one, Optimization and Control (math.OC), FOS: Mathematics, 0202 electrical engineering, electronic engineering, information engineering, Alternating gradient descent, 02 engineering and technology, 0101 mathematics, Mathematics - Optimization and Control, 01 natural sciences, Phase retrieval

Access URL: http://arxiv.org/pdf/1708.08751
http://arxiv.org/abs/1708.08751
http://repository.ust.hk/ir/Record/1783.1-96527
https://dblp.uni-trier.de/db/journals/jscic/jscic79.html#CaiLW19
https://link.springer.com/article/10.1007/s10915-018-0857-9

A Novel Gridless Non-Uniform Linear Array Direction of Arrival Estimation Approach Based on the Improved Alternating Descent Conditional Gradient Algorithm for Automotive Radar System

Authors: Mingxiao Shao Yizhe Fan Yan Zhang et al.

Source: Remote Sensing, Vol 17, Iss 2, p 303 (2025)

Subject Terms: compressive sensing, DOA estimation, off-grid effect, non-uniform linear array, millimeter-wave radar, Science

File Description: electronic resource

Relation: https://www.mdpi.com/2072-4292/17/2/303; https://doaj.org/toc/2072-4292

Access URL: https://doaj.org/article/506721e0d6ae46a1a548459361afc1d8

Hybrid Precoding Algorithm for High Spectral Efficiency in mm-Wave MIMO Systems

Authors: Wei ZHOU Qiu-yan YANG

Source: Guangtongxin yanjiu, Iss 4, Pp 63-68 (2022)

Subject Terms: mm-wave massive mimo, hybrid precoding, gradient descent, alternating minimization, Applied optics. Photonics, TA1501-1820

File Description: electronic resource

Relation: http://www.gtxyj.com.cn/thesisDetails#10.13756/j.gtxyj.2022.04.013&lang=zh; https://doaj.org/toc/1005-8788

Access URL: https://doaj.org/article/0a6031e204c7428da0ba08e9dfbb8385

Hybrid Precoding Algorithm for High Spectral Efficiency in mm-Wave MIMO Systems

Authors: ZHOU Wei YANG Qiu-yan

Source: Guangtongxin yanjiu, Pp 63-68 (2022)

Subject Terms: mm-wave massive MIMO, hybrid precoding, gradient descent, alternating minimization, Applied optics. Photonics, TA1501-1820

File Description: electronic resource

Relation: http://www.gtxyj.com.cn/thesisDetails#10.13756/j.gtxyj.2022.04.013; https://doaj.org/toc/1005-8788

Access URL: https://doaj.org/article/81585c6a5d9f4762b826a94b531b60bd

Symmetric tensor decomposition by alternating gradient descent.

Source: Numerical Linear Algebra with Applications. Jan2022, Vol. 29 Issue 1, p1-17. 17p.

Subject Terms: *GREEDY algorithms, *ALGORITHMS, *SUBTRACTION (Mathematics), *APPROXIMATION algorithms

A multiplicative regularisation for inverse problems

Authors: Qiao, Yujun Rath-Spivack, Orsola

Contributors: Qiao, Yujun Rath-Spivack, Orsola

Subject Terms: 515, Self-adaptive regularisation, multiplicative regularisation, deblurring, denoising, regularisation with spatial dependence, piecewise constant image, non-convex objective functional, conjugate gradient method, alternating minimisation algorithm, optimisation, gradient descent.

Access URL: https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.805821

Alternating Gradient Descent Ascent for Nonconvex Min-Max Problems in Robust Learning and GANs

Authors: Songtao Lu Mingyi Hong Xiangyi Chen et al.

Source: 2019 53rd Asilomar Conference on Signals, Systems, and Computers. :680-684

Subject Terms: 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, 01 natural sciences, 0105 earth and related environmental sciences

AltGDmin: Alternating GD and Minimization for Partly-decoupled (Federated) Optimization

Authors: Vaswani, Namrata

Source: Foundations and Trends® in Optimization. 8:333-414

Subject Terms: Methodology (stat.ME), FOS: Computer and information sciences, Computer Science - Machine Learning, Optimization and Control (math.OC), FOS: Mathematics, Mathematics - Optimization and Control, Statistics - Methodology, Machine Learning (cs.LG)

Access URL: http://arxiv.org/abs/2504.14741

Provable Alternating Gradient Descent for Non-negative Matrix Factorization with Strong Correlations

Authors: Li, Yuanzhi Liang, Yingyu

Index Terms: Computer Science - Machine Learning, Computer Science - Data Structures and Algorithms, Mathematics - Numerical Analysis, Statistics - Machine Learning, text

URL: http://arxiv.org/abs/1706.04097

Efficient Federated Low Rank Matrix Recovery via Alternating GD and Minimization: A Simple Proof

Authors: Namrata Vaswani

Source: IEEE Transactions on Information Theory. 70:5162-5167

Subject Terms: FOS: Computer and information sciences, Computer Science - Information Theory, Information Theory (cs.IT), 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, 0101 mathematics, 01 natural sciences

Access URL: http://arxiv.org/abs/2306.17782

Efficient Federated Low Rank Matrix Recovery via Alternating GD and Minimization: A Simple Proof

Authors: Vaswani, Namrata

Index Terms: Computer Science - Information Theory, text

URL: http://arxiv.org/abs/2306.17782

Fast Rank-One Alternating Minimization Algorithm for Phase Retrieval.

Authors: Cai, Jian-Feng Liu, Haixia Wang, Yang

Source: Journal of Scientific Computing; Apr2019, Vol. 79 Issue 1, p128-147, 20p

ALTERNATING PROXIMAL-GRADIENT STEPS FOR (STOCHASTIC) NONCONVEX-CONCAVE MINIMAX PROBLEMS.

Authors: BOȚ, RADU IOAN BÖHM, AXEL

Source: SIAM Journal on Optimization; 2023, Vol. 33 Issue 3, p1884-1913, 30p

Subject Terms: GENERATIVE adversarial networks, STOCHASTIC convergence, MACHINE learning

Adaptive gradient algorithm for hybrid precoding in mmWave MIMO system

Authors: Yu ZHANG Zhi ZHANG Xiaodai DONG

Source: Tongxin xuebao, Vol 42, Pp 95-105 (2021)

Subject Terms: mmWave, hybrid precoding, neural network, adaptive gradient, Telecommunication, TK5101-6720

File Description: electronic resource

Relation: https://doaj.org/toc/1000-436X

Access URL: https://doaj.org/article/1d0a25bcc2314da1bccf5dcf2f058516

A hybrid variational level set model based on double Gaussian distribution fitting energy for image segmentation and bias correction.

Authors: Tang, Liming Zhang, Honglu Xu, Yaya et al.

Source: IET Image Processing (Wiley-Blackwell); 12/11/2024, Vol. 18 Issue 14, p4461-4491, 31p

Subject Terms: IMAGE processing, GAUSSIAN distribution, ALGORITHMS, PROBABILITY theory, NOISE

Nonergodic Complexity of Proximal Inertial Gradient Descents.

Authors: Sun, Tao Qiao, Linbo Li, Dongsheng

Source: IEEE Transactions on Neural Networks & Learning Systems; Oct2021, Vol. 32 Issue 10, p4613-4626, 14p

Subject Terms: COMPUTATIONAL complexity, ALGORITHMS, MACHINE learning, COERCIVE fields (Electronics)

Poisson Noise Removal Scheme Based on Fourth-Order PDE by Alternating Minimization Algorithm

Authors: Weifeng Zhou Qingguo Li

Source: Abstract and Applied Analysis, Vol 2012 (2012)

Subject Terms: Mathematics, QA1-939

File Description: electronic resource

Relation: https://doaj.org/toc/1085-3375; https://doaj.org/toc/1687-0409

Access URL: https://doaj.org/article/b519dc886e2548c2be3f07af47d49135

Robust Matrix Completion via Maximum Correntropy Criterion and Half-Quadratic Optimization.

Authors: He, Yicong Wang, Fei Li, Yingsong et al.

Source: IEEE Transactions on Signal Processing; 2020, Vol. 68, p181-195, 15p

Subject Terms: SINGULAR value decomposition, LOW-rank matrices, MATRIX decomposition, MATHEMATICAL optimization, MATRICES (Mathematics)

PnP-ReG: Learned Regularizing Gradient for Plug-and-Play Gradient Descent.

Authors: Fermanian, Rita Le Pendu, Mikael Guillemot, Christine

Source: SIAM Journal on Imaging Sciences; 2023, Vol. 16 Issue 2, p585-613, 29p