Kenta Niwa
Scholar

Kenta Niwa

Google Scholar ID: Btla06EAAAAJ
NTT Communication Science Laboratories, NTT Computer and Data Science Laboratories
Machine LearningDistributed OptimizationDistributed systemSignal ProcessingAcoustic/Speech Signal Processing
Homepage↗Google Scholar↗
Citations & Impact
All-time
Citations
594
 
H-index
14
 
i10-index
17
 
Publications
20
 
Co-authors
0
 
Contact
No contact links provided.
Publications
3 items
FedPM: Federated Learning Using Second-order Optimization with Preconditioned Mixing of Local Parameters
2025
Cited
0
NeurIPS 2023 Competition: Privacy Preserving Federated Learning Document VQA
arXiv.org · 2024
Cited
0
Necessary and Sufficient Watermark for Large Language Models
arXiv.org · 2023
Cited
7
Resume (English only)
Academic Achievements
  • Co-authored book chapter 'Beamforming Techniques Using Microphone Arrays' (2018)
  • Co-authored book chapter 'Selective Listening Point Audio Based on Blind Signal Separation and 3D Audio Effect' (2011)
  • Published multiple papers in journals such as IEEE/ACM Transactions on Audio, Speech, and Language Processing, focusing on microphone array signal processing, DNN-based audio enhancement, and 360° audio rendering
  • 2021 paper on Ambisonic signal processing DNNs with rotation, scale, and time translation equivariance
  • 2020 work on microphone array Wiener post-filtering using monotone operator splitting
  • 2019 proposal of a subtractive PSD estimation model for microphone array source enhancement
  • Contributed to the development of a cylindrical omni-binaural recording system for 360-degree videos (2018)
  • Published several papers in Japanese in IEICE Transactions
Co-authors
0 total
Co-authors: 0 (list not available)