Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SIP, SP, EA, IPSJ-SLP [detail] |
2024-02-29 15:10 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Byzantine attack detection via similarity of local updates in federated learning Kenta Ohno, Masao Yamagishi (Hosei Univ.) EA2023-86 SIP2023-133 SP2023-68 |
We propose a method to detect Byzantine attacks in federated learning, as well as a method for identifying clients repea... [more] |
EA2023-86 SIP2023-133 SP2023-68 pp.150-155 |
SP, EA, SIP |
2020-03-03 16:15 |
Okinawa |
Okinawa Industry Support Center (Cancelled but technical report was issued) |
A Portscan Detection Based on Low-rankness of Destination Port Matrices Hiroki Nousou, Masao Yamagishi, Isao Yamada (Tokyo Tech) EA2019-167 SIP2019-169 SP2019-116 |
The detection of port scans as possible preliminaries to more serious attacks is important for system administrators and... [more] |
EA2019-167 SIP2019-169 SP2019-116 pp.385-390 |
CAS, MSS, IPSJ-AL [detail] |
2017-11-16 10:35 |
Tokyo |
|
[Invited Talk]
Recent Advances in Optimization Methods Applied to Sparse Signal Processing Masao Yamagishi (Tokyo Inst. of Tech.) CAS2017-43 MSS2017-27 |
[more] |
CAS2017-43 MSS2017-27 p.13 |
SIP |
2017-08-24 14:15 |
Tokyo |
Tokyo Denki University |
A DDoS Attack Detection Based on Group Sparsities of OD Flow Matrices Masaya Endo, Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech.) SIP2017-52 |
To realize effective detection schemes applicable to diverse network traffic anomalies, we first propose to use group sp... [more] |
SIP2017-52 pp.21-26 |
SP, SIP, EA |
2017-03-01 12:40 |
Okinawa |
Okinawa Industry Support Center |
[Poster Presentation]
A Simple Self-Tuning Technique for Adaptive Proximal Forward-Backward Splitting Kwangjin Jeong, Masahiro Yukawa (Keio Univ.), Masao Yamagishi, Isao Yamada (Tokyo Inst. Tech.) EA2016-94 SIP2016-149 SP2016-89 |
[more] |
EA2016-94 SIP2016-149 SP2016-89 pp.71-76 |
SP, SIP, EA |
2017-03-02 09:00 |
Okinawa |
Okinawa Industry Support Center |
[Poster Presentation]
Parameter estimation method for mirror filter based on quadratically constrained quadratic optimization
-- A study on a estimation using measured displacement of the diaphragm -- Kenta Iwai (Kansai Univ.), Masao Yamagishi (Tokyo Tech), Yoshinobu Kajikawa (Kansai Univ.) EA2016-127 SIP2016-182 SP2016-122 |
This paper shows the parameter estimation results using the measured displacement of the diaphragm by parameter estimati... [more] |
EA2016-127 SIP2016-182 SP2016-122 pp.255-260 |
SIP, EA, SP |
2015-03-03 09:00 |
Okinawa |
|
[Poster Presentation]
RIP Conditions for Exact Recovery of Group-Sparse Vectors under Two Sets of Non-Overlapping Groups Keiji Furuya, Masahiro Yukawa (Keio Univ.), Masao Yamagishi, Isao Yamada (Tokyo Tech.) EA2014-86 SIP2014-127 SP2014-149 |
[more] |
EA2014-86 SIP2014-127 SP2014-149 pp.75-78 |
PRMU, CNR |
2014-02-14 10:40 |
Fukuoka |
|
[Special Talk]
Convex Optimization for Applications to Image Analysis and Processing
-- With a focus on effective utilization of the nuclear norm -- Shunsuke Ono, Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech.) PRMU2013-158 CNR2013-66 |
Remarkable advances in convex optimization have enabled us to handle large-scale (constrained) convex optimization probl... [more] |
PRMU2013-158 CNR2013-66 p.147 |
SP, EA, SIP |
2013-05-17 15:45 |
Okayama |
|
Sparsity-Aware Feed-Forward Active Noise Control with the Adaptive Douglas-Rachford Splitting Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech.) EA2013-26 SIP2013-26 SP2013-26 |
Observing that a typical primary path in Active Noise Control (ANC) system is sparse, i.e., having a few significant coe... [more] |
EA2013-26 SIP2013-26 SP2013-26 pp.151-156 |
SP, EA, SIP |
2013-05-17 17:15 |
Okayama |
|
Detecting Reflection from Single Image Based on Nuclear Norm Minimization Katsuhiro Toyokawa, Shunsuke Ono, Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech.) EA2013-29 SIP2013-29 SP2013-29 |
We propose a reflection detection method, namely, a method to extract edges of reflection, from a single image using a c... [more] |
EA2013-29 SIP2013-29 SP2013-29 pp.169-173 |
CAS, CS, SIP |
2012-03-08 10:55 |
Niigata |
The University of Niigata |
Adaptive proximal forward-backward splitting applied to Huber loss function for sparse system identification under impulsive noise Takayuki Yamamoto, Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech.) CAS2011-110 SIP2011-130 CS2011-102 |
In this paper, we propose a robust sparsity-aware adaptive filtering algorithm under impulsive noise environment,
by u... [more] |
CAS2011-110 SIP2011-130 CS2011-102 pp.19-23 |
CAS, CS, SIP |
2012-03-08 14:10 |
Niigata |
The University of Niigata |
Three variants of alternating direction method of multipliers without certain inner iterations and their application to image super-resolution via sparse representation Masao Yamagishi, Shunsuke Ono, Isao Yamada (Tokyo Inst. of Tech.) CAS2011-115 SIP2011-135 CS2011-107 |
We propose three variants of Alternating Direction Method of Multipliers (ADMM) employing simplified updates under addit... [more] |
CAS2011-115 SIP2011-135 CS2011-107 pp.49-54 |
CS, SIP, CAS |
2011-03-03 10:00 |
Okinawa |
Ohhamanobumoto memorial hall (Ishigaki)( |
Two improvements of the fast iterative shrinkage/thresholding algorithm
-- Overrelaxation and weak convergence -- Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech) CAS2010-126 SIP2010-142 CS2010-96 |
In this paper, we present two improved schemes of FISTA (an iterative gradient-based algorithm, whose convergence rate o... [more] |
CAS2010-126 SIP2010-142 CS2010-96 pp.143-148 |
CS, SIP, CAS |
2011-03-03 10:20 |
Okinawa |
Ohhamanobumoto memorial hall (Ishigaki)( |
A Rank-Selection Criterion for MV-PURE and its Applications to Ill-conditioned Inverse Problems Shinji Shimamura, Masao Yamagishi, Isao Yamada (Tokyo Inst. of Tech.) CAS2010-127 SIP2010-143 CS2010-97 |
[more] |
CAS2010-127 SIP2010-143 CS2010-97 pp.149-153 |