• 446 Citations
  • 10 h-Index
19942019

Research output per year

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Research Output

2019

A damped Newton algorithm for nonnegative matrix factorization based on alpha-divergence

Sano, T., Migita, T. & Takahashi, N., Nov 2019, 2019 6th International Conference on Systems and Informatics, ICSAI 2019. Wu, W., Wang, L., Ji, C., Chen, N., Qiang, S., Song, X. & Wang, X. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 463-468 6 p. 9010306. (2019 6th International Conference on Systems and Informatics, ICSAI 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A Distributed HALS Algorithm for Euclidean Distance-Based Nonnegative Matrix Factorization

Domen, Y., Migita, T. & Takahashi, N., Dec 2019, 2019 IEEE Symposium Series on Computational Intelligence, SSCI 2019. Institute of Electrical and Electronics Engineers Inc., p. 1332-1337 6 p. 9003158. (2019 IEEE Symposium Series on Computational Intelligence, SSCI 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

An Infinity Norm-Based Pseudo-Decentralized Discrete-Time Algorithm for Computing Algebraic Connectivity

Shimada, K., Migita, T. & Takahashi, N., Dec 2019, 2019 IEEE Symposium Series on Computational Intelligence, SSCI 2019. Institute of Electrical and Electronics Engineers Inc., p. 1292-1298 7 p. 9002875. (2019 IEEE Symposium Series on Computational Intelligence, SSCI 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A Novel NMF Algorithm for Detecting Clusters in Directed Networks

Usuzaka, Y. & Takahashi, N., Apr 8 2019, 2019 International Conference on Computing, Networking and Communications, ICNC 2019. Institute of Electrical and Electronics Engineers Inc., p. 148-152 5 p. 8685549. (2019 International Conference on Computing, Networking and Communications, ICNC 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Band-restricted diagonally dominant matrices: Computational complexity and application

Takahashi, N., Hirata, D., Jinbo, S. & Yamamoto, H., May 2019, In : Journal of Computer and System Sciences. 101, p. 100-111 12 p.

Research output: Contribution to journalArticle

Depth-First Search Algorithms for Finding a Generalized Moore Graph

Satotani, Y. & Takahashi, N., Feb 22 2019, Proceedings of TENCON 2018 - 2018 IEEE Region 10 Conference. Institute of Electrical and Electronics Engineers Inc., p. 832-837 6 p. 8650418. (IEEE Region 10 Annual International Conference, Proceedings/TENCON; vol. 2018-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mutual relationship between the neural network model and linear complexity for pseudorandom binary number sequence

Taketa, Y., Kodera, Y., Tanida, S., Kusaka, T., Nogami, Y., Takahashi, N. & Uehara, S., Nov 2019, Proceedings - 2019 7th International Symposium on Computing and Networking Workshops, CANDARW 2019. Institute of Electrical and Electronics Engineers Inc., p. 394-400 7 p. 8951746. (Proceedings - 2019 7th International Symposium on Computing and Networking Workshops, CANDARW 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reconstruction of CT images using iterative least-squares methods with nonnegative constraint

Kohno, H., Tanji, Y., Fujimoto, K., Kitajima, H., Horikawa, Y. & Takahashi, N., Mar 2019, In : Journal of Signal Processing. 23, 2, p. 41-18 8 p.

Research output: Contribution to journalArticle

Open Access
2018

A simple sufficient condition for convergence of projected consensus algorithm

Takahashi, N. & Kawashima, K., Jul 2018, In : IEEE Control Systems Letters. 2, 3, p. 537-542 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

A unified global convergence analysis of multiplicative update rules for nonnegative matrix factorization

Takahashi, N., Katayama, J., Seki, M. & Takeuchi, J., Sep 1 2018, In : Computational Optimization and Applications. 71, 1, p. 221-250 30 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2017

A new decentralized discrete-time algorithm for estimating algebraic connectivity of multiagent networks

Endo, K. & Takahashi, N., Jan 3 2017, 2016 IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2016. Institute of Electrical and Electronics Engineers Inc., p. 232-235 4 p. 7803941

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

A novel newton-type algorithm for nonnegative matrix factorization with alpha-divergence

Nakatsu, S. & Takahashi, N., Jan 1 2017, Neural Information Processing - 24th International Conference, ICONIP 2017, Proceedings. Springer Verlag, Vol. 10634 LNCS. p. 335-344 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 10634 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2 Citations (Scopus)

Graphs that locally maximize clustering coefficient in the space of graphs with a fixed degree sequence

Fukami, T. & Takahashi, N., Jan 30 2017, In : Discrete Applied Mathematics. 217, p. 525-535 11 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2016

A fast method for finding the edge to be added to minimize betweenness centrality of a specified vertex

Namba, T. & Takahashi, N., Nov 2016, Proceedings of 2016 International Symposium on Nonlinear Theory and Its Applications. p. 614-617 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Extensions of a theorem on algebraic connectivity maximizing graphs

Ishii, R. & Takahashi, N., Nov 2016, Proceedings of 2016 International Symposium on Nonlinear Theory and Its Applications. p. 598-601 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Global convergence of a modified HALS algorithm for nonnegative matrix factorization

Kimura, T. & Takahashi, N., Jan 14 2016, 2015 IEEE 6th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, CAMSAP 2015. Institute of Electrical and Electronics Engineers Inc., p. 21-24 4 p. 7383726

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

Multiplicative update for a class of constrained optimization problems related to NMF and its global convergence

Takahashi, N. & Seki, M., Nov 28 2016, 2016 24th European Signal Processing Conference, EUSIPCO 2016. European Signal Processing Conference, EUSIPCO, Vol. 2016-November. p. 438-442 5 p. 7760286

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)
2015

Maximizing algebraic connectivity in the space of graphs with fixed number of vertices and edges

Ogiwara, K., Fukami, T. & Takahashi, N., 2015, In : IEEE Transactions on Control of Network Systems. PP, 99, 7336529.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Global convergence of modified multiplicative updates for nonnegative matrix factorization

Takahashi, N. & Hibi, R., Mar 1 2014, In : Computational Optimization and Applications. 57, 2, p. 417-440 24 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

New classes of clustering coefficient locally maximizing graphs

Fukami, T. & Takahashi, N., Jan 10 2014, In : Discrete Applied Mathematics. 162, p. 202-213 12 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2013

Boundedness of modified multiplicative updates for nonnegative matrix factorization

Katayama, J., Takahashi, N. & Takeuchi, JI., Dec 1 2013, 2013 5th IEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, CAMSAP 2013. p. 252-255 4 p. 6714055. (2013 5th IEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, CAMSAP 2013).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Explicit proof of an inequality related to the Omega-matrix

Takahashi, N., 2013, In : Nonlinear Theory and Its Applications, IEICE. 4, 4, p. 430-450 21 p.

Research output: Contribution to journalArticle

Information theoretic limit of single-frame super-resolution

Yamaguchi, K., Kawakita, M., Takahashi, N. & Takeuchi, J., Nov 26 2012, Proceedings - 3rd International Conference on Emerging Security Technologies, EST 2012. p. 82-85 4 p. 6328088. (Proceedings - 3rd International Conference on Emerging Security Technologies, EST 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2011

A modified multiplicative update algorithm for euclidean distance-based nonnegative matrix factorization and its global convergence

Hibi, R. & Takahashi, N., Nov 28 2011, Neural Information Processing - 18th International Conference, ICONIP 2011, Proceedings. PART 2 ed. p. 655-662 8 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 7063 LNCS, no. PART 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)
2010

Analysis of signal propagation in 1-D CNNs with the antisymmetric template

Takahashi, N., Nishi, T. & Hara, H., 2010, 2010 12th International Workshop on Cellular Nanoscale Networks and their Applications, CNNA 2010. IEEE Computer Society, 5430264. (2010 12th International Workshop on Cellular Nanoscale Networks and their Applications, CNNA 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Sufficient conditions for one-dimensional cellular neural networks to perform connected component detection

Takahashi, N., Ishitobi, K. & Nishi, T., Oct 1 2010, In : Nonlinear Analysis: Real World Applications. 11, 5, p. 4202-4213 12 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

On clustering coefficients of graphs with the fixed numbers of vertices and edges

Takahashi, N., Dec 10 2009, ECCTD 2009 - European Conference on Circuit Theory and Design Conference Program. p. 814-817 4 p. 5275108. (ECCTD 2009 - European Conference on Circuit Theory and Design Conference Program).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
2008

An efficient algorithm for multi-class support vector machines

Guo, J., Takahashi, N. & Hu, W., Dec 1 2008, Proceedings - 2008 International Conference on Advanced Computer Theory and Engineering, ICACTE 2008. p. 327-331 5 p. 4736975. (Proceedings - 2008 International Conference on Advanced Computer Theory and Engineering, ICACTE 2008).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Global convergence analysis of decomposition methods for support vector regression

Guo, J. & Takahashi, N., Dec 1 2008, Advances in Neural Networks - ISNN 2008 - 5th International Symposium on Neural Networks, ISNN 2008, Proceedings. PART 1 ed. p. 663-673 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5263 LNCS, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Global convergence of SMO algorithm for support vector regression

Takahashi, N., Guo, J. & Nishi, T., Dec 1 2008, In : IEEE Transactions on Neural Networks. 19, 6, p. 971-982 12 p.

Research output: Contribution to journalArticle

35 Citations (Scopus)

On asymptotic behavior of state trajectories of piecewise-linear recurrent neural networks generating periodic sequence of binary vectors

Takahashi, N. & Minetoma, Y., Nov 24 2008, 2008 International Joint Conference on Neural Networks, IJCNN 2008. p. 484-489 6 p. 4633836. (Proceedings of the International Joint Conference on Neural Networks).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Stable patterns realized by a class of one-dimensional two-layer CNNs

Takahashi, N., Nagayoshi, M., Kawabata, S. & Nishi, T., Dec 1 2008, In : IEEE Transactions on Circuits and Systems I: Regular Papers. 55, 11, p. 3607-3620 14 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)