Výsledky vyhledávání - Forward factorization algorithms

Forward and non-forward symplectic integrators in solving classical dynamics problems Autor Chin, Siu A.

“…Forward time step integrators are splitting algorithms with only positive splitting coefficients…”
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Link prediction based on non-negative matrix factorization Autor Chen, Bolun, Li, Fenfen, Chen, Senbo, Hu, Ronglin, Chen, Ling

“… Therefore, this paper attempts to put forward a link prediction algorithm based on non-negative matrix factorization…”
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A factorization algorithm to compute Pfaffians Autor Rubow, Jürgen, Wolff, Ulli

“… The construction resembles the Crout algorithm for LU factorization. It allows for a straight forward computation of Pfaffians…”
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pGRASS-Solver: A Graph Spectral Sparsification-Based Parallel Iterative Solver for Large-Scale Power Grid Analysis Autor Liu, Zhiqiang, Yu, Wenjian

“… However, existing graph sparsification algorithms are implemented in serial computing, while factorization and backward/forward substitution of the sparsifier's Laplacian matrix are hard to parallelize…”
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Parallel Incomplete LU Factorization Based Iterative Solver for Fixed-Structure Linear Equations in Circuit Simulation Autor Li, Lingjie, Liu, Zhiqiang, Liu, Kan, Shen, Shan, Yu, Wenjian

“… We propose a parallel incomplete LU (ILU) preconditioned GMRES solver for those equations. A new subtree-based scheduling algorithm for ILU factorization and forward…”
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Muscle synergy analysis in children with cerebral palsy Autor Tang, Lu, Li, Fei, Cao, Shuai, Zhang, Xu, Wu, De, Chen, Xiang

“… A nonnegative matrix factorization algorithm was used to extract muscle synergies. In view of muscle synergy differences in number, structure and symmetry, a model named synergy comprehensive assessment (SCA…”
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Exact Solution of Sparse Linear Systems via Left-Looking Roundoff-Error-Free LU Factorization in Time Proportional to Arithmetic Work Autor Lourenco, Christopher, Escobedo, Adolfo R., Moreno-Centeno, Erick, Davis, Timothy A.

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Factorized Graph Matching Autor Feng Zhou, De la Torre, Fernando

“…: (1) the QAP is NP-hard and difficult to approximate; (2) GM algorithms do not incorporate geometric constraints between nodes that are natural in computer vision problems…”
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Incremental Multiple Hidden Layers Regularized Extreme Learning Machine Based on Forced Positive-Definite Cholesky Factorization Autor Liu, Jingyi, Le, Ba Tuan

“… Compared with other single hidden layer feedforward neural network algorithms, ELM is characterized by simpler parameter selection rules, faster convergence speed, and less human intervention…”
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Linear Time Stable PD Controllers for Physics‐based Character Animation Autor Yin, Zhiqi, Yin, KangKang

“…) dense matrix factorization based method. In this paper, we propose a linear time algorithm for SPD computation, which is based on Featherstone's forward dynamics formulation for articulated rigid body systems in generalized coordinates [Fea14…”
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Matrix factorization based instrumental variable approach for simultaneous identification of Bi-directional path models Autor Jiang, Benben, Luo, Yi

“…This paper proposes a closed-loop identification approach to integrate matrix factorization algorithms with generalized instrumental variable (GIV…”
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Sparse Kronecker-Product Coding for Unsourced Multiple Access Autor Han, Zeyu, Yuan, Xiaojun, Xu, Chongbin, Jiang, Shuchao, Wang, Xin

“… At the receiver, an iterative decoding algorithm is developed, consisting of matrix factorization for the decomposition of the Kronecker product and soft-in soft-out decoding for the component sparse…”
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Hierarchical nuclear norm penalization for multi‐view data integration Autor Yi, Sangyoon, Wong, Raymond Ka Wai, Gaynanova, Irina

“…) has prompted significant development of data integration methods based on low‐rank matrix factorizations…”
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Orthogonal Time Frequency Space Detection via Low-Complexity Expectation Propagation Autor Shan, Yaru, Wang, Fanggang, Hao, Yaxing

“… The exploitation of the lower-upper factorization for the banded matrix, the forward or the back…”
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Research on Quantum Annealing Integer Factorization Based on Different Columns Autor Wang, Baonan, Yang, Xiaoting, Zhang, Dan

“… This paper proposes the influence of different column methods on the final integer factorization, puts forward a new dimension reduction formula, simplifies the integer factorization model based…”
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Fourth-order algorithms for solving the imaginary-time Gross-Pitaevskii equation in a rotating anisotropic trap Autor Chin, Siu A., Krotscheck, Eckhard

“… Such fourth-order algorithms are possible only with the use of forward, positive time step factorization schemes…”
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Reverse annealing for nonnegative/binary matrix factorization Autor Golden, John, O’Malley, Daniel

“…It was recently shown that quantum annealing can be used as an effective, fast subroutine in certain types of matrix factorization algorithms…”
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Non-negative Matrix Factorization: Robust Extraction of Extended Structures Autor Ren, Bin, Pueyo, Laurent, Zhu, Guangtun Ben, Debes, John, Duchêne, Gaspard

“…We apply the vectorized non-negative matrix factorization (NMF) method to the post-processing of the direct imaging data of exoplanetary systems such as circumstellar disks…”
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Multimodal Low-Rank Tensor Subspace Learning for Hyperspectral Image Restoration Autor Lv, Junrui, Luo, Xuegang, Wang, Juan

“… More importantly, we put forward a proximal alternating minimization (PAM) algorithm for efficiently solving the proposed…”
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Pre-Filling Collaborative Filtering Algorithm Based on Matrix Factorization Autor Su, Dong Liang, Zhao, Peng Peng, Cui, Zhi Ming, Wu, Jian

“… This paper puts forward a pre-filled collaborative filtering recommendation algorithm based on matrix factorization, pre-filling user-item matrixes by matrix factorization and building nearest…”
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