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IEICE Trans

Kiyoaki ITOI

Path Loss Prediction Method Merged Conventional Models Effectively in Machine Learning for Mobile Communications
Hiroaki NAKABAYASHI Kiyoaki ITOI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2022/06/01
Vol. E105-B  No. 6  pp. 737-747
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2020)
Category: Propagation
Keyword: 
path loss prediction, propagation model, machine learning, fully connected neural network, merged conventional models, 
 Summary | Full Text:PDF
Massive MIMO Antenna Arrangement Considering Spatial Efficiency and Correlation between Antennas in Mobile Communications
Kiyoaki ITOI Masanao SASAKI Hiroaki NAKABAYASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2020/05/01
Vol. E103-B  No. 5  pp. 570-581
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
massive MIMO, mathematical optimization, channel response, correlation coefficient, ray-tracing, 
 Summary | Full Text:PDF
Convex Filter Networks Based on Morphological Filters and their Application to Image Noise and Mask Removal
Makoto NAKASHIZUKA Kei-ichiro KOBAYASHI Toru ISHIKAWA Kiyoaki ITOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/11/01
Vol. E100-A  No. 11  pp. 2238-2247
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: Image Processing
Keyword: 
mathematical morphology, maxout, noise removal, nonlinear filter, neural network, 
 Summary | Full Text:PDF