Keyword : sparse optimization


Frequency Resource Management Based on Model Predictive Control for Satellite Communications System
Yuma ABE Hiroyuki TSUJI Amane MIURA Shuichi ADACHI 
Publication:   
Publication Date: 2018/12/01
Vol. E101-A  No. 12 ; pp. 2434-2445
Type of Manuscript:  PAPER
Category: Systems and Control
Keyword: 
satellite communicationsfrequency resource managementmodel predictive controlsparse optimization
 Summary | Full Text:PDF(2.1MB)

Multiple Matrix Rank Minimization Approach to Audio Declipping
Ryohei SASAKI Katsumi KONISHI Tomohiro TAKAHASHI Toshihiro FURUKAWA 
Publication:   
Publication Date: 2018/03/01
Vol. E101-D  No. 3 ; pp. 821-825
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
audio declippingsignal resortorationswitched AR modelsparse optimizationcompressed sensing
 Summary | Full Text:PDF(210.5KB)

Mixed lp/l1 Norm Minimization Approach to Intra-Frame Super-Resolution
Kazuma SHIMADA Katsumi KONISHI Kazunori URUMA Tomohiro TAKAHASHI Toshihiro FURUKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/10/01
Vol. E97-D  No. 10 ; pp. 2814-2817
Type of Manuscript:  LETTER
Category: Image Processing and Video Processing
Keyword: 
super-resolutionsparse optimization
 Summary | Full Text:PDF(1.4MB)

An Iterative Reweighted Least Squares Algorithm with Finite Series Approximation for a Sparse Signal Recovery
Kazunori URUMA Katsumi KONISHI Tomohiro TAKAHASHI Toshihiro FURUKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/02/01
Vol. E97-D  No. 2 ; pp. 319-322
Type of Manuscript:  LETTER
Category: Fundamentals of Information Systems
Keyword: 
compressed sensingsparse optimizationiterative reweighted least squares
 Summary | Full Text:PDF(613.7KB)

Reweighted Least Squares Heuristic for SARX System Identification
Katsumi KONISHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/09/01
Vol. E95-A  No. 9 ; pp. 1627-1630
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
system identificationhybrid systemssparse optimization
 Summary | Full Text:PDF(286.9KB)

Mixed l0/l1 Norm Minimization Approach to Image Colorization
Kazunori URUMA Katsumi KONISHI Tomohiro TAKAHASHI Toshihiro FURUKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/08/01
Vol. E95-D  No. 8 ; pp. 2150-2153
Type of Manuscript:  LETTER
Category: Image Processing and Video Processing
Keyword: 
image colorizationimage restorationsparse optimizationmatrix completion
 Summary | Full Text:PDF(561.9KB)