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检索条件"主题词=greedy Algorithms"
3344 条 记 录,以下是71-80 订阅
排序:
Design Consideration for LTE Channel Estimator Implementation with greedy algorithms
Design Consideration for LTE Channel Estimator Implementatio...
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8th International Conference on Wireless Communications, Networking and Mobile Computing (WiCOM)
作者: Zhang, Yannan Ma, Jun Chen, Xi He, Guanghui Shanghai Jiao Tong Univ Sch Microelect Shanghai 200030 Peoples R China
The greedy algorithms are efficient ways in reconstructing the sparse signal. Among all the greedy recovery algorithms for practical compressive sampling(CS), Subspace Pursuit(SP) can offer reliable recovery accuracy ... 详细信息
来源: 评论
Fast Pursuit Method for greedy algorithms in Distributed Compressive Sensing
Fast Pursuit Method for Greedy Algorithms in Distributed Com...
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32nd Annual IEEE International Instrumentation and Measurement Technology Conference (I2MTC)
作者: Xu, Hongwei Fu, Ning Qiao, Liyan Peng, Xiyuan Harbin Inst Technol Dept Automat Test & Control 2 YiKuang St Harbin 150080 Heilongjiang Pr Peoples R China
This paper proposes a fast pursuit method for greedy algorithms when reconstructing multi-signals under Distributed Compressive Sensing (DCS) framework. DCS takes advantage of both intra-and inter-signal correlation s... 详细信息
来源: 评论
COMPARISON OF greedy algorithms FOR DECISION TREE CONSTRUCTION
COMPARISON OF GREEDY ALGORITHMS FOR DECISION TREE CONSTRUCTI...
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International Conference on Knowledge Discovery and Information Retrieval
作者: Alkhalid, Abdulaziz Chikalov, Igor Moshkov, Mikhail King Abdullah Univ Sci & Technol Math & Comp Sci & Engn Div Thuwal 239556900 Saudi Arabia
The paper compares different heuristics that are used by greedy algorithms for constructing of decision trees. Exact learning problem with all discrete attributes is considered that assumes absence of contradictions i... 详细信息
来源: 评论
Execution Order Matters in greedy algorithms with Limited Information
Execution Order Matters in Greedy Algorithms with Limited In...
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American Control Conference (ACC)
作者: Konda, Rohit Grimsman, David Marden, Jason R. Univ Calif Santa Barbara Dept Elect & Comp Engn Santa Barbara CA 93106 USA Brigham Young Univ Dept Comp Sci Provo UT 84602 USA
In this work, we study the multi-agent decision problem where agents try to coordinate to optimize a given system-level objective. While solving for the global optimum is intractable in many cases, the greedy algorith... 详细信息
来源: 评论
Improvement of greedy algorithms With Prior Information for Sparse Signal Recovery  10
Improvement of Greedy Algorithms With Prior Information for ...
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10th IEEE International Symposium on Turbo Codes and Iterative Information Processing (ISTC)
作者: Lee, Kyubihn Yu, Nam Yul Gwangju Inst Sci & Technol GIST Sch Elect Engn & Comp Sci Gwangju South Korea
In this paper, we improve greedy algorithms to recover sparse signals with complex Gaussian distributed non-zero elements, when the probability of sparsity pattern is known a priori. By exploiting this prior probabili... 详细信息
来源: 评论
Dual Convergence Estimates for a Family of greedy algorithms in Banach Spaces  3rd
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3rd International Conference on Machine Learning, Optimization, and Data Science (MOD)
作者: Sidorov, S. P. Mironov, S. V. Pleshakov, M. G. Saratov NG Chernyshevskii State Univ Saratov Russia
The paper examines four weak relaxed greedy algorithms for finding approximate sparse solutions of convex optimization problems in a Banach space. First, we present a review of primal results on the convergence rate o... 详细信息
来源: 评论
ROBUST greedy algorithms FOR COMPRESSED SENSING
ROBUST GREEDY ALGORITHMS FOR COMPRESSED SENSING
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20th European Signal Processing Conference (EUSIPCO)
作者: Razavi, S. Alireza Ollila, Esa Koivunen, Visa Aalto Univ SMARAD CoE Dept Signal Proc & Acoust Espoo Finland
The problem of sparse signal reconstruction in the presence of possibly impulsive noise is studied. The state-of-the-art greedy algorithms, Iterative Hard Thresholding (IHT), Orthogonal Matching Pursuit (OMP), and Com... 详细信息
来源: 评论
greedy by Chance - Stochastic greedy algorithms
Greedy by Chance - Stochastic Greedy Algorithms
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6th International Conference on Autonomic and Autonomous Systems
作者: Kodaganallur, Viswanathan Sen, Anup K. Seton Hall Univ 400 S Orange Ave S Orange NJ 07079 USA India Inst Management Calcutta Kolkata 700104 India
For many complex combinatorial optimization problems, obtaining good solutions quickly is of value either by itself or as part of an exact algorithm. greedy algorithms to obtain such solutions are known for many probl... 详细信息
来源: 评论
Randomized greedy algorithms for Covering Problems  18
Randomized Greedy Algorithms for Covering Problems
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Genetic and Evolutionary Computation Conference (GECCO)
作者: Gao, Wanru Friedrich, Tobias Neumann, Frank Hercher, Christian Univ Adelaide Sch Comp Sci Optimisat & Logist Adelaide SA Australia Hasso Plattner Inst Algorithm Engn Potsdam Germany Univ Flensburg Math & Didact Flensburg Germany
greedy algorithms provide a fast and often also effective solution to many combinatorial optimization problems. However, it is well known that they sometimes lead to low quality solutions on certain instances. In this... 详细信息
来源: 评论
QUANTUM-ASSISTED greedy algorithms
QUANTUM-ASSISTED GREEDY ALGORITHMS
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IEEE International Geoscience and Remote Sensing Symposium (IGARSS)
作者: Ayanzadeh, Ramin Dorband, John Halem, Milton Finin, Tim Georgia Inst Technol Atlanta GA 30332 USA Univ Maryland Baltimore Cty Baltimore MD 21250 USA
We show how to leverage quantum annealers (QAs) to better select candidates in greedy algorithms. Unlike conventional greedy algorithms that employ problem-specific heuristics for making locally optimal choices at eac... 详细信息
来源: 评论