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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NC, IBISML, IPSJ-BIO, IPSJ-MPS [detail] | 2021-06-28 14:15 |
Online | Online | Modification of Optimization Problem in Randomized NMF and Design of Optimization Method based on HALS Algorithm Takao Masuda, Tsuyoshi Migita, Norikazu Takahashi (Okayama Univ.)  NC2021-4 IBISML2021-4 |
Nonnegative matrix factorization (NMF) is the process of decomposing a given nonnegative matrix into two nonnegative fac... [more] | NC2021-4 IBISML2021-4 pp.23-30 |
| SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-10 13:50 |
Osaka | I-Site Nanba（Osaka） | Dual-Ascent Inspired Iterative Transmit Precoding Approaches for Spatial Modulation in Multiple Access MIMO Systems Yuwen Cao, Tomoaki Ohtsuki (Keio Univ.) RCS2019-102 |
In this paper, we propose novel dual-ascent inspired iterative transmit precoding (TPC) approaches for spatial modulat... [more] |
RCS2019-102 pp.7-11 |
| EA, SIP, SP | 2019-03-14 15:15 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | Convergence-guaranteed independent positive semidefinite tensor analysis for blind source separation Kanta Fukushige, Norihiro Takamune (UTokyo), Daichi Kitamura (Kagawa-NICT), Hiroshi Saruwatari (UTokyo), Rintaro Ikeshita, Tomohiro Nakatani (NTT) EA2018-127 SIP2018-133 SP2018-89 |
This paper focuses on independent positive semidefinite tensor analysis (IPSDTA), which is a technique for over-determin... [more] | EA2018-127 SIP2018-133 SP2018-89 pp.167-172 |
| CAS, NLP | 2018-10-19 10:20 |
Miyagi | Tohoku Univ. | An efficient variable-gain homotopy method for finding DC operating points of transistor circuits Kiyotaka Yamamura, Takumi Shimada (Chuo Univ.) CAS2018-51 NLP2018-86 |
Homotopy methods are known to be effective methods for finding DC operating points of nonlinear circuits with the theore... [more] | CAS2018-51 NLP2018-86 pp.75-79 |
| CAS, NLP | 2018-10-19 14:45 |
Miyagi | Tohoku Univ. | Convergence of a Pseudo-Decentralized Discrete-Time Algorithm for Computing Algebraic Connectivity
-- Analysis of the Case Where Algebraic Connectivity is Repeated -- Tomohisa Urakami, Norikazu Takahashi (Okayama Univ.) CAS2018-58 NLP2018-93 |
The algebraic connectivity of a network, which is defined as the second smallest eigenvalue of the Laplacian matrix, is ... [more] | CAS2018-58 NLP2018-93 pp.115-120 |
| EA | 2018-10-12 11:15 |
Fukushima | Iwaki business Innovation Center (Iwaki) | A study on method for re-estimating feedback path under active noise control Kensaku Fujii (KOdaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA2018-61 |
In this paper, we propose a method capable of re-estimating the feedback path under active noise contol. The cancellatio... [more] | EA2018-61 pp.53-58 |
| CAS, SIP, MSS, VLD, SIS [detail] | 2014-07-11 16:40 |
Hokkaido | Hokkaido University | Derivation of New Update Rules based on KL, Gamma, Renyi Divergences for Nonnegative Matrix Factorization Masato Seki, Norikazu Takahashi (Okayama Univ) CAS2014-47 VLD2014-56 SIP2014-68 MSS2014-47 SIS2014-47 |
Three new update rules based on Kullback-Leibler divergence, gamma-divergence and Renyi divergence for nonnegative matr... [more] | CAS2014-47 VLD2014-56 SIP2014-68 MSS2014-47 SIS2014-47 pp.253-258 |
| NLP | 2011-06-30 16:05 |
Hokkaido | Shari-cho Kohminkan: Yme-hall Shiretoko | A Modified Multiplicative Update Algorithm for Nonnegative Matrix Factorization and its Global Convergence
-- The Case of Euclidean Distance Minimization -- Ryota Hibi, Norikazu Takahashi (Kyushu Univ.) NLP2011-32 |
Nonnegative matrix factorization (NMF) is to approximate a given large nonnegative matrix by the product of two small n... [more] |
NLP2011-32 pp.41-46 |
| CS, SIP, CAS | 2011-03-03 10:00 |
Okinawa | Ohhamanobumoto memorial hall (Ishigaki)( | Two improvements of the fast iterative shrinkage/thresholding algorithm
-- Overrelaxation and weak convergence -- Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech) CAS2010-126 SIP2010-142 CS2010-96 |
In this paper, we present two improved schemes of FISTA (an iterative gradient-based algorithm, whose convergence rate o... [more] | CAS2010-126 SIP2010-142 CS2010-96 pp.143-148 |
| NC | 2008-01-15 13:30 |
Hokkaido | Centennial Hall, Hokkaido Univ. | Analytical and Numerical Solutions of Bethe Approximation in Normal Distributions Yu Nishiyama, Sumio Watanabe (Tokyo Inst. Tech.) NC2007-87 |
For the calculation of marginal distributions, which require the huge computational cost, the algorithm called belief pr... [more] | NC2007-87 pp.1-6 |
| NLP | 2007-11-22 13:10 |
Fukuoka | On Convergence of State Trajectories of Piecewise-Linear RNN Generating a Periodic Sequence of Binary Vectors Yasuhiro Minetoma, Norikazu Takahashi (Kyushu Univ.) NLP2007-99 |
Recently Takahashi et al. analyzed the behavior of recurrent neural networks with the piecewise-linear output characteri... [more] | NLP2007-99 pp.23-28 |
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