@article{CTT100895737, author = {Keita Kume and Isao Yamada}, title = {Generalized left-localized Cayley parametrization for optimization with orthogonality constraints}, journal = {Optimization}, year = 2022, } @article{CTT100879432, author = {Wataru Yata and Masao Yamagishi and Isao Yamada}, title = {A constrained LiGME model and its proximal splitting algorithm under overall convexity condition}, journal = {Journal of Applied and Numerical Optimization}, year = 2022, } @article{CTT100879408, author = {Riku Akema and Masao Yamagishi and Isao Yamada}, title = {A Robust Canonical Polyadic Tensor Decomposition via Structured Low-Rank Matrix Approximation}, journal = {IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences}, year = 2022, } @inproceedings{CTT100895743, author = {Yi Zhang and Isao Yamada}, title = {A Debiased Sparseness-Promoting Affine Projection Algorithm Based on Nonconvex Proximal Gradient Method}, booktitle = {第37回信号処理シンポジウム講演論文集}, year = 2022, } @inproceedings{CTT100895741, author = {Keita Kume and Isao Yamada}, title = {A Conjugate Gradient-type Algorithm with Adaptive Localized Cayley Parametrization for Optimization over Stiefel Manifold}, booktitle = {Proceedings of IEICE Signal Processing Symposium 2022}, year = 2022, } @inproceedings{CTT100895742, author = {Yang Chen and Masao Yamagishi and Isao Yamada}, title = {A Simple Design of Generalized Moreau Enhancement Matrix for LiGME Models}, booktitle = {第37回信号処理シンポジウム講演論文集}, year = 2022, } @inproceedings{CTT100895746, author = {Isao Yamada}, title = {Fixed point strategies for nonconvexly regularized sparse estimation and hierarchical convex optimization}, booktitle = {}, year = 2022, } @inproceedings{CTT100901594, author = {久米啓太 and 山田功}, title = {一般化 Cayley 変換による動的パラメータ表現法に基づく直交制約付き最適化アルゴリズムのための統一的収束解析}, booktitle = {日本オペレーションズ・リサーチ学会 2022年秋季研究発表会アブストラクト集}, year = 2022, } @inproceedings{CTT100879434, author = {Yi Zhang and Isao Yamada}, title = {A UNIFIED CLASS OF DC-TYPE CONVEXITY PRESERVING REGULARIZERS FOR IMPROVED SPARSE REGULARIZATION}, booktitle = {Proc. EUSIPCO2022}, year = 2022, } @inproceedings{CTT100879435, author = {Masahiro Yukawa and Kyohei Suzuki and Isao Yamada}, title = {Stable Robust Regression under Sparse Outlier and Gaussian Noise}, booktitle = {Proc. EUSIPCO2022}, year = 2022, } @inproceedings{CTT100901595, author = {Keita Kume and ISAO YAMADA}, title = {Cayley Parametrization Techniques for Optimization over the Stiefel manifold}, booktitle = {}, year = 2022, } @inproceedings{CTT100879429, author = {Keita Kume and Isao Yamada}, title = {A unified extension of convergence analyses to optimization with Cayley transform over Stiefel manifold}, booktitle = {}, year = 2022, } @inproceedings{CTT100879430, author = {Isao Yamada and Wataru Yata and Masao Yamagishi}, title = {A constrained LiGME model for sparsity-rank aware inverse problems}, booktitle = {}, year = 2022, }