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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 43  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
CAS, SIP, VLD, MSS 2022-06-16
15:30
Aomori Hachinohe Institute of Technology
(Primary: On-site, Secondary: Online)
Trajectory Classification Based on Correlation Coefficient Comparison for Background Subtraction with Moving Cameras
Ryosuke Isono (Tokyo Tech.), Ryo Hayakawa, Youji Iiguni (Osaka Univ.) CAS2022-9 VLD2022-9 SIP2022-40 MSS2022-9
 [more] CAS2022-9 VLD2022-9 SIP2022-40 MSS2022-9
pp.46-51
SIP, EA, SP, MI
(Joint) [detail]
2018-03-20
09:00
Okinawa   [Poster Presentation] Adaptive beat noise estimation for FM radio in motor vehicle
Kosuke Hasada, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2017-155 SIP2017-164 SP2017-138
In FM-radio on motor vehicles, there exists an interference called as a beat noise which is caused by electric control u... [more] EA2017-155 SIP2017-164 SP2017-138
pp.291-296
IE, ITE-ME, ITE-AIT [detail] 2017-10-05
16:40
Nagasaki   Evolutionary Creation of Painting Images For Non-Photorealistic and Textured Elements
Hiroaki Kato, Hiromi Yoshida, Youji Iiguni (Osaka Univ.) IE2017-55
 [more] IE2017-55
pp.49-54
IE, ITE-ME, ITE-AIT [detail] 2017-10-05
17:55
Nagasaki   Image Enhancement By using high dynamic range and Laplacian pyramid
Takeru Kawabe, Hiromi Yoshida, Youji Iiguni (Osaka Univ.) IE2017-58
Recently,techniques for improving image quality by improving display technologies are attracting attention.An important ... [more] IE2017-58
pp.65-69
SP, SIP, EA 2017-03-02
09:00
Okinawa Okinawa Industry Support Center [Poster Presentation] Beat Noise Canceling Based on Adaptive Line Enhancer for FM Radio in Motor Vehicles
Takahiro Yamashita, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2016-123 SIP2016-178 SP2016-118
In FM radio on motor vehicles, there exists problem of interference called as a beat noise due to electronization of mot... [more] EA2016-123 SIP2016-178 SP2016-118
pp.231-236
SP, SIP, EA 2017-03-02
09:00
Okinawa Okinawa Industry Support Center [Poster Presentation] Switchable Adaptive Feedback Canceller for Hearing Aids
Kakeru Kashima, Arata Kawamura (Osaka Univ.), Masahiro Sunohara, Kazuteru Nishiyama, Nobuhiko Hiruma (Rion Co., Ltd.), Youji Iiguni (Osaka Univ.) EA2016-124 SIP2016-179 SP2016-119
Hearing aids suffer from howling. A traditional adaptive feedback canceller (T-AFC) removes howling, although it often d... [more] EA2016-124 SIP2016-179 SP2016-119
pp.237-242
SP, SIP, EA 2017-03-02
15:20
Okinawa Okinawa Industry Support Center Distance Distinction Using Variance of Phase Difference for Source Signals in Same Direction
Tomoyasu Uchiyama, Arata Kawamura (Osaka Univ.), Youichi Fujisaka, Nobuhiko Hiruma (Rion Co.,Ltd.), Youji Iiguni (Osaka Univ.) EA2016-144 SIP2016-199 SP2016-139
Technique for sound sources separation from observed signals is required for auto transcription of a meeting or robot e... [more] EA2016-144 SIP2016-199 SP2016-139
pp.345-350
IE 2016-07-01
15:45
Okinawa   Seamless Texture Generation using Graph Cut
Ryota Okawa, Hiromi Yoshida, Youji Iiguni (Osaka Univ.) IE2016-45
A seamless texture is an image that can be tiled without causing a visible seam on the boundary. We can tile seamless te... [more] IE2016-45
pp.55-60
EA, SP, SIP 2016-03-28
11:10
Oita Beppu International Convention Center B-ConPlaza Beat Noise Suppression for FM-Radio in Motor Vehicles
Takahiro Yamashita, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2015-70 SIP2015-119 SP2015-98
In FM-radio on motor vehicles, there exists an interference called as a beat noise which is an electromagnetic radiation... [more] EA2015-70 SIP2015-119 SP2015-98
pp.25-30
SIP, EA, SP 2015-03-02
13:55
Okinawa   Two-Channel Audio Source Separation in Reverberant Conditions Based on Single Voice Activity Segments
Atsushi Matsuda, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2014-81 SIP2014-122 SP2014-144
 [more] EA2014-81 SIP2014-122 SP2014-144
pp.55-60
CS, CAS, SIP 2014-03-07
10:55
Osaka Osaka City University Media Center Image denosing by using soft-close/open invariance priors
Naoya Fujiwara (Osaka Univ.), Makoto Nakashizuka (Chiba Inst. of Tech.), Youji Iiguni (Osaka Univ.) CAS2013-114 SIP2013-160 CS2013-127
In this report, we propose a regularization based denoising method using soft-morphological filters as the image prior..... [more] CAS2013-114 SIP2013-160 CS2013-127
pp.139-144
SP, EA, SIP 2013-05-16
16:20
Okayama   Speech Enhancement Using Active Noise Control with Inverse Notch Filter
Kazuki Nakatani, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2013-11 SIP2013-11 SP2013-11
This paper proposes a speech enhancement method based on active noise control (ANC) theory. Conventional ANC systems rem... [more] EA2013-11 SIP2013-11 SP2013-11
pp.61-66
EA, SP, SIP 2012-05-24
10:45
Osaka Osaka Univ. Nakanoshima Center Exemplar-Based Image Inpainting with Outlier Rejection
Hiroaki Misaki (Osaka Univ.), Makoto Nakashizuka (CIT), Youji Iiguni (Osaka Univ.) EA2012-4 SIP2012-4 SP2012-4
Image inpainting is a method for generating a background of an object which is removed from an image. In the exemplar-ba... [more] EA2012-4 SIP2012-4 SP2012-4
pp.19-24
EA, SP, SIP 2012-05-24
15:35
Osaka Osaka Univ. Nakanoshima Center A Zero Phase Noise Reduction Method for Impact Noise with Damped Oscillation
Sayuri Kohmura, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2012-19 SIP2012-19 SP2012-19
This paper proposes a noise reduction method for impact noise with damped oscillation.
This method is based on a zero p... [more]
EA2012-19 SIP2012-19 SP2012-19
pp.109-114
EA, SP, SIP 2012-05-24
16:00
Osaka Osaka Univ. Nakanoshima Center Convergence Values of an NLMS Algorithm for Sinusoids With Rational Number Period
Yuki Satomi, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2012-20 SIP2012-20 SP2012-20
In an adaptive system identification filter with a stochastic input signal,a coefficient vector updated with the NLMS al... [more] EA2012-20 SIP2012-20 SP2012-20
pp.115-120
EA, SP, SIP 2012-05-25
11:15
Osaka Osaka Univ. Nakanoshima Center On Single Voice Activity Detection for 2 Channel Blind Source Separation
Syohei Ashikari, Arata Kawamura, Youji Iiguni (Osaka Univ) EA2012-25 SIP2012-25 SP2012-25
Degenerate Unmixing Estimation Technique (DUET) is a technique for blind source separation with two microphones.
DUET i... [more]
EA2012-25 SIP2012-25 SP2012-25
pp.143-148
EA, SIP, SP 2011-05-12
10:25
Osaka Ritsumeikan Univ. On the Convergence Properties of LMS Algorithm in Linear Prediction and System Identification for Sinusoidal Inputs
Yuki Satomi, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2011-4 SIP2011-4 SP2011-4
It is well known that the expectation value of adaptive filter coefficients updated with the LMS algorithm converges for... [more] EA2011-4 SIP2011-4 SP2011-4
pp.19-24
EA, SIP, SP 2011-05-12
10:50
Osaka Ritsumeikan Univ. High-Resolution Frequency Analysis Based on ICA
Eiichiro Nada, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2011-5 SIP2011-5 SP2011-5
When we obtain a signal which contains some sinusoidal waves.The Fourier analysis is conventionally used to analyze each... [more] EA2011-5 SIP2011-5 SP2011-5
pp.25-29
EA, SIP, SP 2011-05-13
11:15
Osaka Ritsumeikan Univ. DUET Blind Source Separation Without Histogram Using Single Voice Activity Segments
Syohei Ashikari, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2011-20 SIP2011-20 SP2011-20
Degenerate Unmixing Estimation Technique(DUET) is a technique for blind source separation with two microphones. In this ... [more] EA2011-20 SIP2011-20 SP2011-20
pp.113-118
EA, SIP, SP 2011-05-13
13:50
Osaka Ritsumeikan Univ. Design of a Comb Filter with desired frequency gains
Yosuke Sugiura, Arata Kawamura, Youji Iiguni (Osaka Univ.) EA2011-26 SIP2011-26 SP2011-26
In a method for a separation of harmonics such as voices ,musics or howling from observed signal,a comb filter that has... [more] EA2011-26 SIP2011-26 SP2011-26
pp.149-154
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