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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 61  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
IBISML 2022-12-23
13:20
Kyoto Kyoto University
(Primary: On-site, Secondary: Online)
Improvement of Defect Detection Accuracy by Background Subtraction Using CycleGAN
Sota Sugiyama, Naoyuki Aikawa (TUS)
 [more]
ET 2022-10-15
13:20
Saga Saga University and Online
(Primary: On-site, Secondary: Online)
Development of practical applications for electric circuit experiments
Naoyuki Aikawa, Yasuaki Harada, Kakeru Takahashi (Tokyo Univ. of Science) ET2022-22
In this paper, we develop an application that allows students to experience an electric circuit experiment, one of the s... [more] ET2022-22
pp.6-9
SIP, BioX, IE, MI, ITE-IST, ITE-ME [detail] 2022-05-20
13:40
Kumamoto Kumamoto University Kurokami Campus
(Primary: On-site, Secondary: Online)
Crack Extraction Method for Concrete Walls Using Morphology
Yuki Omori (TUS), Takahiro Natori (Tokai Univ.), Naoyuki Aikawa (TUS) SIP2022-22 BioX2022-22 IE2022-22 MI2022-22
In recent years, cracks in concrete walls have been inspected using image processing. In this paper, a crack extraction ... [more] SIP2022-22 BioX2022-22 IE2022-22 MI2022-22
pp.113-116
ICTSSL, CAS 2022-01-20
09:50
Online Online Classification method for painting defects using a two-step deep learning
Kazune Adachi, Takahiro Natori, Naoyuki Aikawa (Tokyo Univ. of Science) CAS2021-51 ICTSSL2021-28
Recently, inspection methods for defect detection and classification using deep learning have been proposed. In this pap... [more] CAS2021-51 ICTSSL2021-28
pp.1-5
ICTSSL, CAS 2022-01-20
10:15
Online Online A Study on Automatic Detection of Sleep Spindle Waves Using BiLSTM
Mitsuki Miyazoe, Takahiro Natori (Tokyo Univ Of Science), Mitsuo Hayashi (Hiroshima Univ.), Naoyuki Aikawa (Tokyo Univ Of Science) CAS2021-52 ICTSSL2021-29
The detection of the appearance of sleep spindle waves is important for clarifying the detailed relationship between the... [more] CAS2021-52 ICTSSL2021-29
pp.6-9
ICTSSL, CAS 2022-01-20
10:40
Online Online Development of a web application for Circulating Tumor Cells extraction
Hua Wei, Takahiro Natori, Shin Aoki, Naoyuki Aikawa (Tokyo Univ. of Science) CAS2021-53 ICTSSL2021-30
The detection of circulating cancer cells (CTCs) in blood, which is one of the factors of cancer metastasis, is necessar... [more] CAS2021-53 ICTSSL2021-30
pp.10-13
MI, IE, SIP, BioX, ITE-IST, ITE-ME [detail] 2020-05-29
09:30
Online Online Accuracy improvement of instantaneous frequency estimation using variable FIR filter with transmission zeros
Keisuke Takao, Takahiro Natori (TUS), Toma Miyata (Salesian Polytechnic), Naoyuki Aikawa (TUS) SIP2020-6 BioX2020-6 IE2020-6 MI2020-6
Frequency estimation of sine wave signals has been studied in a wide range of fields.One of the methods is to use instan... [more] SIP2020-6 BioX2020-6 IE2020-6 MI2020-6
pp.23-28
MI, IE, SIP, BioX, ITE-IST, ITE-ME [detail] 2020-05-29
10:10
Online Online Development of Activity Collecting System for Grazing Cattle and its Data Utilization
Takahiro Natori, Yuya Oishi (Tokyo Univ. of Science), Satoki Tsuichihara (Univ. of Fukui), Hiroshi Takemura, Naoyuki Aikawa (Tokyo Univ. of Science) SIP2020-8 BioX2020-8 IE2020-8 MI2020-8
 [more] SIP2020-8 BioX2020-8 IE2020-8 MI2020-8
pp.35-39
IT, SIP, RCS 2020-01-24
13:25
Hiroshima Hiroshima City Youth Center Design of sparse filters using a neural network
Taro Itani, Masayoshi Nakamoto (Hiroshima Univ.), Naoyuki Aikawa (Tokyo univ. of science) IT2019-75 SIP2019-88 RCS2019-305
A sparse filter is a digital filter that contains zero coefficients. By designing a sparse filter with a redundant filte... [more] IT2019-75 SIP2019-88 RCS2019-305
pp.227-232
SIP 2019-08-29
14:45
Tokyo   Investigation of Finite Word Length Design Method for Linear Phase FIR Filters with Variable Stopband Considering Reduction of Polynomial Coefficients
Toma Miyata (Salesian Polytechnic), Naoyuki Aikawa (TUS) SIP2019-41
In this paper, we investigate a finite word length design of linear phase variable FIR filters with variable multiple el... [more] SIP2019-41
pp.11-16
SIP 2019-08-30
10:00
Tokyo   Improvement of instantaneous frequency estimation by finite order Hilbert transformer using notch filter
Keisuke Takao, Takahiro Natori, Naoyuki Aikawa (TUS) SIP2019-45
Frequency estimation is used in a wide range of fields such as radar, communications, voice, and medicine. One of the me... [more] SIP2019-45
pp.31-34
MSS, CAS, SIP, VLD 2019-07-30
11:35
Iwate Iwate Univ. Hair Extraction Method from Low Resolution Towel Images Using Density Profiles
Motoki Takahashi, Takahiro Natori, Naoyuki Aikawa (TUS) CAS2019-4 VLD2019-10 SIP2019-20 MSS2019-4
Fabric rental towels used in restaurants and medical facilities need to be checked for dirt, tears and foreign matter in... [more] CAS2019-4 VLD2019-10 SIP2019-20 MSS2019-4
pp.17-20
MSS, CAS, SIP, VLD 2019-07-30
16:15
Iwate Iwate Univ. [Panel Discussion] The role of System and Signal Processing Subsociety -- Offering Effective Information of Research Groups and The Subsociety --
Yusuke Matsunaga (Kyushu Univ.), Taizo Yamawaki (Hitachi), Nozomu Togawa (Waseda Univ.), Naoyuki Aikawa (Tokyo Univ. of Science), Shigemasa Takai (Osaka Univ.) CAS2019-10 VLD2019-16 SIP2019-26 MSS2019-10
 [more] CAS2019-10 VLD2019-16 SIP2019-26 MSS2019-10
p.41
RCS, SIP, IT 2019-01-31
10:15
Osaka Osaka University A Study on Regularization Parameter in OFDM Communication Using Sparse Channel Estimation
Kenta Kawahara, Takahiro Natori (Tokyo Univ. of Science), Takashi Yoshida (TMCIT), Akira Nakamura, Makoto Itami, Naoyuki Aikawa (Tokyo Univ. of Science) IT2018-38 SIP2018-68 RCS2018-245
In recent years, sparse estimation using signal sparsity, which is one solution to the inverse problem, attracts attenti... [more] IT2018-38 SIP2018-68 RCS2018-245
pp.19-24
SIP 2018-08-20
14:00
Tokyo Takushoku Univ. Bunkyo Campus. Design method of variable FIR filters with specified attenuation in part of stopband
Takakazu Kimura (TUS), Toma Miyata (Salesian Polytechnic), Yoshinori Tarumoto (ISHIDA), Takahiro Natori, Naoyuki Aikawa (TUS) SIP2018-57
In the field of digital signal processing, the frequency characteristics may be instantaneously changed according to the... [more] SIP2018-57
pp.1-5
ICTSSL, CAS 2018-01-25
16:20
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Talk] A design method for maximally flat FIR digital filter and its variable structure
Takashi Yoshida, Naoyuki Aikawa (Tokyo Univ. Science) CAS2017-121 ICTSSL2017-48
 [more] CAS2017-121 ICTSSL2017-48
pp.57-62
SIP, IT, RCS 2018-01-22
13:30
Kagawa Sunport Hall Takamatsu A Design method for low delay low-pass maximally flat Integer-order digital differentiators with maximally flat passband and equiriple stopband
Takahiro Fujikawa, Ryousuke Kunii, Takashi Yoshida, Naoyuki Aikawa (TUS) IT2017-72 SIP2017-80 RCS2017-286
 [more] IT2017-72 SIP2017-80 RCS2017-286
pp.103-106
IT, SIP, RCS 2017-01-20
10:25
Osaka Osaka City Univ. Band-pass Maximally Flat FIR Fractional Order Differentiators with Stopband Based on Minimization of $L_p$ Norm
Ryosuke Kunii, Takashi Yoshida, Naoyuki Aikawa (TUS) IT2016-92 SIP2016-130 RCS2016-282
In this paper, we propose a design method for a band-pass maximally flat FIR fractional order differentiators (FODs) wit... [more] IT2016-92 SIP2016-130 RCS2016-282
pp.267-271
SIP 2016-08-25
13:30
Chiba Chiba Institute of Technology, Tsudanuma Campus A design method for closed-form 2-D maximally-flat diamond-shaped half-band FIR digital filters
Taiki Shinohara, Takashi Yoshida, Naoyuki Aikawa (Tokyo Univ. of Science) SIP2016-72
Two-dimensional (2-D) linear phase maximally flat finite impulse response (FIR) digital filters have flat characteristic... [more] SIP2016-72
pp.1-6
SIP 2016-08-25
13:55
Chiba Chiba Institute of Technology, Tsudanuma Campus Designing low delay low-pass maximally flat FIR digital differentiators with equiripple stopband using complex Remez algorithm
Takahiro Fujikawa, Takashi Yoshida, Naoyuki Aikawa (Tokyo Univ. of Science) SIP2016-73
 [more] SIP2016-73
pp.7-10
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