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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 19 of 19  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
ICSS, IPSJ-SPT 2024-03-21
14:30
Okinawa OIST
(Primary: On-site, Secondary: Online)
A poisoning-resilient LDP schema using oblivious transfer and Hadamard transform
Masahiro Shimizu, Hiroaki Kikuchi (Meiji Univ.) ICSS2023-79
In recent years, Local Differential Privacy (LDP) has been actively used to collect and utilize users’ usage history from... [more] ICSS2023-79
pp.71-78
EA, ASJ-H 2023-08-31
14:15
Miyagi   Acoustic test signals for measuring reverberant transfer function and its application to critical distance estimation
Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Tokyo Univ. Agri. Tech.), Ken-Ichi Sakakibara-Ichi (Health Sci. Univ. Hokkaido), Mitsunori Mizumachi (Kyushu Inst. Tech.), Tatsuya Kitamura (Konan Univ.) EA2023-20
We propose a dedicated test signal for acoustic measurement specifically for room acoustics based on our recent method. ... [more] EA2023-20
pp.14-17
SP, IPSJ-MUS, IPSJ-SLP [detail] 2023-06-23
13:50
Tokyo
(Primary: On-site, Secondary: Online)
On phase function design of extended time-stretched pulse based on cascaded all-pass filters
Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Tokyo Univ. Agri. Tech.) SP2023-8
We propose a set of all-pass filter phase functions for designing extended Time-Stretched-Pulses which used a rationale ... [more] SP2023-8
pp.36-41
EA 2023-05-25
14:00
Online Online Weighting functions to suppress artifacts due to cyclic convolution in acoustic measurements based on discrete Fourier transform
Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Tokyo Univ. Agriculture Tech.), Mitsunori Mizumachi (Kyushu Inst. Tech.), Ken-Ichi Sakakibara (Health Science Univ. Hokkaido) EA2023-1
The Fast Fourier Transform (FFT) is a common practice in acoustic impulse response measurement and processing due to its... [more] EA2023-1
pp.1-8
SIP, BioX, IE, MI, ITE-IST, ITE-ME [detail] 2022-05-20
14:00
Kumamoto Kumamoto University Kurokami Campus
(Primary: On-site, Secondary: Online)
Hadamard-Coded Supervised Discrete Hashing on Quaternion Domain
Manabu Sueyasu (The Univ. Kitakyushu), Seisuke Kyochi (Kogakuin Univ.), Gou Koutaki (Kumamoto Univ.) SIP2022-23 BioX2022-23 IE2022-23 MI2022-23
This paper extends Hadamard-coded supervised discrete hashing on real domain (termed as $mathbb{R}$-HCSDH) using a real-... [more] SIP2022-23 BioX2022-23 IE2022-23 MI2022-23
pp.117-122
IT 2020-07-16
15:10
Online Online On Formulation of Quantum Fourier Transform based on FTM gate
Masaki Nakazato, Noboru Watanabe (TUS) IT2020-15
FTM gate is an optical model of the FT gate which is the conservative and reversive quantum logic gate devised by Fredki... [more] IT2020-15
pp.25-30
SIP, IT, RCS 2018-01-22
11:40
Kagawa Sunport Hall Takamatsu Hadamard-type Matrices on Finite Fields and Their Applications
Tetsuya Kojima (NIT, Tokyo College) IT2017-62 SIP2017-70 RCS2017-276
Hadamard matrix is defined as a square matrix where any components are -1 or +1, and where any pairs of rows are mutuall... [more] IT2017-62 SIP2017-70 RCS2017-276
pp.43-48
RCS, AP
(Joint)
2016-11-24
10:45
Kyoto Kyoto International Community House Handover Tolerant OFDM Method Using Hadamard Transforms
Naoki Suehiro (SIGNALDESIGN) RCS2016-192
A new method for preventing the handover-disconnection in cellular mobile OFDM system is proposed by using Hadamard tran... [more] RCS2016-192
pp.7-10
OCS 2015-07-30
11:25
Tokyo Tokyo Tech Front Experimental Demonstration and Evaluation of Signal Performance Improvement by Walsh-Hadamard Transform for Super-Channel beyond 100Gbps
Akira Masuda, Kohki Shibahara, Shingo Kawai, Mitsunori Fukutoku (NTT) OCS2015-29
Super-channel transmission is a promising technique to increase a channel capacity in next generation optical transport ... [more] OCS2015-29
pp.25-29
ITE-BCT, OCS, OFT, IEE-CMN
(Joint) [detail]
2014-11-14
14:45
Hiroshima   Filtering-induced Penalty Reduction by Hadamard Transform for Super-Channel beyond 100Gbps
Kohki Shibahara, Akira Masuda, Hiroki Kishikawa, Shingo Kawai, Mitsunori Fukutoku (NTT) OCS2014-91
Super-channel transmission is promising to increase the capacity of a channel beyond 100Gbps in next generation’s optica... [more] OCS2014-91
pp.89-92
NS, IN
(Joint)
2014-03-07
14:50
Miyazaki Miyazaki Seagia Implementation and Evaluation of Selective Compressed Sensing for Micro-Controller
Haruki Kawakami, Yoshihiro Kawahara (The Univ. of Tokyo), Masami Kishiro, Shingo Nakamura, Takahiro Kudo (Fuji Electric), Tohru Asami (The Univ. of Tokyo) IN2013-197
Assuming the change in the eigenfrequency is used for the bridge
structure diagnosis by wireless accelerometers, we hav... [more]
IN2013-197
pp.315-320
NLP, CAS 2012-09-20
15:55
Kochi Eikokuji Campus, University of Kochi [Invited Talk] All-Digital Background Calibration for Time-Interleaved ADC Using Pseudo Aliasing Signal
Junya Matsuno, Takafumi Yamaji, Masanori Furuta, Tetsuro Itakura (Toshiba) CAS2012-37 NLP2012-63
A new adaptive background calibration for gain mismatches and sample-time mismatches in a Time-Interleaved Analog-to-Dig... [more] CAS2012-37 NLP2012-63
pp.41-44
HIP 2009-10-29
13:40
Fukuoka Kyushu Univ. A study on illumination condition for optical-digital water marking
Mizuho Komori, Kazutake Uehira, Masahiro Suzuki (Kanagawa Inst. of Tech.) HIP2009-75
This paper describes the degree of invisibility in optical-digital watermarking that we propose to prevent the illegal u... [more] HIP2009-75
pp.11-14
ITE-ME, ITE-AIT, ITE-BCT, IE 2008-11-28
16:00
Nagasaki Nagasaki Univ. Embedding Confidential imformation by computer-generated psuedo hologram with complex hadamaed Transform
Ken-ichi Tanaka, Yasuhito Fujita (Meiji Univ.) IE2008-101
A computer-generated pseudo hologram was synthesized using the complex Hadamard transform instead of the Fourier transfo... [more] IE2008-101
pp.79-84
SIP, WBS 2008-07-25
15:20
Hiroshima Hiroshima Univ. The Use of Hadamard Matrix as a Secret Key in Digital Image Watermarking
Keita Hamano, Masayoshi Nakamoto, Takao Hinamoto (Hiroshima Univ.) SIP2008-88 WBS2008-26
Digital watermarking is a copyright protection method by embedding watermark data in the digital contents. In this work,... [more] SIP2008-88 WBS2008-26
pp.67-72
SIP, IE 2008-04-17
09:25
Tokyo Kikai-Shinko-Kaikan Bldg. Image Registration Using Embedded Multidimensional Data
Eisuke Jindo, Masaaki Fujiyoshi, Hitoshi Kiya (Tokyo Metro. Univ.) SIP2008-2 IE2008-2
This paper proposes an image registration based on data hiding technology. The proposed method embeds one particular mul... [more] SIP2008-2 IE2008-2
pp.7-12
IE, ITE-BCT, ITE-ME, ITE-AIT 2007-11-29
13:25
Saga Saga University Image Properties of Complex Amplitude and Phase with Complex Hadamard Transform
Ken-ichi Tanaka, Ryota Isoi, Yasuhito Fujita (Meiji Univ.) IE2007-91
The Fourier transform and The Hadamard transform are applied for the image information processing including the image en... [more] IE2007-91
pp.7-10
EMCJ 2006-07-27
11:15
Tokyo Kikai-Shinko-Kaikan Bldg. An Application of Wavelet-Based Method of Moments to Scattering Problems of Periodic Structure
Hidetoshi Chiba, Yoshio Inasawa, Naofumi Yoneda, Shigeru Makino (Melco) EMCJ2006-23
A huge computation time is required for a method such as the method of moments (MoM) which estimates a physical quantity... [more] EMCJ2006-23
pp.29-34
AP, SAT
(Joint)
2006-05-19
10:25
Kagoshima Kagoshima Univ. An Application of Wavelet-based Method of Moments to Scattering Problems with Discontinuous Impedance Matrix
Hidetoshi Chiba, Yoshio Inasawa, Naofumi Yoneda, Shigeru Makino (Mitsubishi Electric Corp.) AP2006-20
A huge computation time is required for a method such as the method of moments (MoM) which estimates a physical quantity... [more] AP2006-20
pp.65-70
 Results 1 - 19 of 19  /   
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