Akira Imakura

Orcid: 0000-0003-4994-2499

According to our database1, Akira Imakura authored at least 65 papers between 2009 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
Estimation of conditional average treatment effects on distributed data: A privacy-preserving approach.
CoRR, 2024

2023
Complex moment-based eigensolver coupled with two Krylov subspaces.
J. Comput. Appl. Math., November, 2023

Another use of SMOTE for interpretable data collaboration analysis.
Expert Syst. Appl., October, 2023

DC-SHAP Method for Consistent Explainability in Privacy-Preserving Distributed Machine Learning.
Hum. Centric Intell. Syst., September, 2023

Verified eigenvalue and eigenvector computations using complex moments and the Rayleigh-Ritz procedure for generalized Hermitian eigenvalue problems.
J. Comput. Appl. Math., May, 2023

Complex moment-based methods for differential eigenvalue problems.
Numer. Algorithms, January, 2023

DC-COX: Data collaboration Cox proportional hazards model for privacy-preserving survival analysis on multiple parties.
J. Biomed. Informatics, January, 2023

Non-readily identifiable data collaboration analysis for multiple datasets including personal information.
Inf. Fusion, 2023

LSEC: Large-scale spectral ensemble clustering.
Intell. Data Anal., 2023

Data Collaboration Analysis applied to Compound Datasets and the Introduction of Projection data to Non-IID settings.
CoRR, 2023

A Privacy-Preserving Technique to Identify the Useful Content of Documents Owned by Multiple Institutes.
Proceedings of the Leveraging Generative Intelligence in Digital Libraries: Towards Human-Machine Collaboration, 2023

2022
Cross-Interactive Residual Smoothing for Global and Block Lanczos-Type Solvers for Linear Systems with Multiple Right-Hand Sides.
SIAM J. Matrix Anal. Appl., September, 2022

Flexible subspace iteration with moments for an effective contour integration-based eigensolver.
Numer. Linear Algebra Appl., 2022

Sequential reinforcement active feature learning for gene signature identification in renal cell carcinoma.
J. Biomed. Informatics, 2022

Divide-and-conquer based large-scale spectral clustering.
Neurocomputing, 2022

Achieving Transparency in Distributed Machine Learning with Explainable Data Collaboration.
CoRR, 2022

Collaborative causal inference on distributed data.
CoRR, 2022

mdx: A Cloud Platform for Supporting Data Science and Cross-Disciplinary Research Collaborations.
CoRR, 2022


Fast Algorithm for Low-rank Tensor Completion in Delay-embedded Space.
Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2022

A study of the privacy perspective on principal component analysis via a realistic attack model.
Proceedings of the 18th International Conference on Computational Intelligence and Security, 2022

2021
Decentralized Learning with Virtual Patients for Medical Diagnosis of Diabetes.
SN Comput. Sci., 2021

Interpretable collaborative data analysis on distributed data.
Expert Syst. Appl., 2021

Complex moment-based method with nonlinear transformation for computing large and sparse interior singular triplets.
CoRR, 2021

Accuracy and Privacy Evaluations of Collaborative Data Analysis.
CoRR, 2021

Spectral Clustering Joint Deep Embedding Learning by Autoencoder.
Proceedings of the International Joint Conference on Neural Networks, 2021

Efficient Implementation of a Dimensionality Reduction Method Using a Complex Moment-Based Subspace.
Proceedings of the HPC Asia 2021: The International Conference on High Performance Computing in Asia-Pacific Region, 2021

Collaborative Novelty Detection for Distributed Data by a Probabilistic Method.
Proceedings of the Asian Conference on Machine Learning, 2021

2020

Verified partial eigenvalue computations using contour integrals for Hermitian generalized eigenproblems.
J. Comput. Appl. Math., 2020

Efficient variants of the CMRH method for solving a sequence of multi-shifted non-Hermitian linear systems simultaneously.
J. Comput. Appl. Math., 2020

An oversampling framework for imbalanced classification based on Laplacian eigenmaps.
Neurocomputing, 2020

Multiclass spectral feature scaling method for dimensionality reduction.
Intell. Data Anal., 2020

Federated Learning System without Model Sharing through Integration of Dimensional Reduced Data Representations.
CoRR, 2020

Collaborative Data Analysis: Non-model Sharing-Type Machine Learning for Distributed Data.
Proceedings of the Knowledge Management and Acquisition for Intelligent Systems, 2020

Accelerating the Backpropagation Algorithm by Using NMF-Based Method on Deep Neural Networks.
Proceedings of the Knowledge Management and Acquisition for Intelligent Systems, 2020

Hubness-based Sampling Method for Nyström Spectral Clustering.
Proceedings of the 2020 International Joint Conference on Neural Networks, 2020

Ensemble Learning for Spectral Clustering.
Proceedings of the 20th IEEE International Conference on Data Mining, 2020

2019
Data collaboration analysis for distributed datasets.
CoRR, 2019

Simultaneous band reduction of two symmetric matrices.
Comput. Math. Appl., 2019

Bin-picking of Randomly Piled Shiny Industrial Objects Using Light Transport Matrix Estimation.
Proceedings of the 2019 IEEE International Conference on Robotics and Biomimetics, 2019

Fast ADMM ℓ1 minimization by applying SMW formula and multi-row simultaneous estimation for Light Transport Matrix acquisition.
Proceedings of the 2019 IEEE International Conference on Robotics and Biomimetics, 2019

Distributed Collaborative Feature Selection Based on Intermediate Representation.
Proceedings of the Twenty-Eighth International Joint Conference on Artificial Intelligence, 2019

Complex Moment-Based Supervised Eigenmap for Dimensionality Reduction.
Proceedings of the Thirty-Third AAAI Conference on Artificial Intelligence, 2019

2018
Block SS-CAA: A complex moment-based parallel nonlinear eigensolver using the block communication-avoiding Arnoldi procedure.
Parallel Comput., 2018

Parallel Implementation of the Nonlinear Semi-NMF Based Alternating Optimization Method for Deep Neural Networks.
Neural Process. Lett., 2018

Performance evaluation of the Sakurai-Sugiura method with a block Krylov subspace linear solver for large dense Hermitian-definite generalized eigenvalue problems.
JSIAM Lett., 2018

Cost-efficient cutoff method for tensor renormalization group with randomized singular value decomposition.
JSIAM Lett., 2018

Optimization of Reordering Procedures in HOTRG for Distributed Parallel Computing.
Proceedings of the 2018 IEEE International Parallel and Distributed Processing Symposium Workshops, 2018

2017
Block Krylov-type complex moment-based eigensolvers for solving generalized eigenvalue problems.
Numer. Algorithms, 2017

Improving the numerical stability of the Sakurai-Sugiura method for quadratic eigenvalue problems.
JSIAM Lett., 2017

Efficient and scalable calculation of complex band structure using Sakurai-Sugiura method.
Proceedings of the International Conference for High Performance Computing, 2017

Structure-Preserving Technique in the Block SS-Hankel Method for Solving Hermitian Generalized Eigenvalue Problems.
Proceedings of the Parallel Processing and Applied Mathematics, 2017

2016
Error bounds of Rayleigh-Ritz type contour integral-based eigensolver for solving generalized eigenvalue problems.
Numer. Algorithms, 2016

Recovering from accuracy deterioration in the contour integral-based eigensolver.
JSIAM Lett., 2016

Alternating Optimization Method Based on Nonnegative Matrix Factorizations for Deep Neural Networks.
Proceedings of the Neural Information Processing - 23rd International Conference, 2016

2015
Improving the convergence behaviour of BiCGSTAB by applying <i>D</i>-norm minimization.
JSIAM Lett., 2015

Filter analysis for the stochastic estimation of eigenvalue counts.
JSIAM Lett., 2015

2014
Improvement of the accuracy of the approximate solution of the Block BiCR method.
JSIAM Lett., 2014

Development of the Block BiCGSTAB($\ell$) method for solving linear systems with multiple right hand sides.
JSIAM Lett., 2014

A block Arnoldi-type contour integral spectral projection method for solving generalized eigenvalue problems.
Appl. Math. Lett., 2014

2013
A Weighted Block GMRES method for solving linear systems with multiple right-hand sides.
JSIAM Lett., 2013

2012
A parameter optimization technique for a weighted Jacobi-type preconditioner.
JSIAM Lett., 2012

An Auto-Tuning Technique of the Weighted Jacobi-Type Iteration Used for Preconditioners of Krylov Subspace Methods.
Proceedings of the IEEE 6th International Symposium on Embedded Multicore/Manycore SoCs, 2012

2009
An implicit wavelet sparse approximate inverse preconditioner using block finger pattern.
Numer. Linear Algebra Appl., 2009


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