Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EMM, IE, LOIS, IEE-CMN, ITE-ME [detail] |
2017-09-05 15:00 |
Kyoto |
Kyoto Univ. (Clock Tower Centennial Hall) |
Color group constraint for image smoothing Riku Mikami, Taichi Yoshida, Masahiro Iwahashi (Nagaoka Univ. of Tech.) LOIS2017-25 IE2017-46 EMM2017-54 |
$L_0$ gradient minimization is a technique that belongs to edge-preserving image smoothing. The objective function of $L... [more] |
LOIS2017-25 IE2017-46 EMM2017-54 pp.87-90 |
EMT, IEE-EMT |
2016-11-19 10:20 |
Wakayama |
Shirahama Coganoi Resort & Spa |
Evaluation for In-situ Electric Field Variability in Standardized Human Brain for Different TMS Coils Masahiro Iwahashi, Jose Gomez-Tames (NIT), Ilkka Laakso (Aalto Univ.), Akimasa Hirata (NIT) EMT2016-69 |
[more] |
EMT2016-69 pp.201-204 |
ITS, IEE-ITS |
2016-03-10 11:20 |
Kyoto |
Kyoto Univ. |
Robust Multi-directional Bicycle Recognition under Pose Variation using Stereo Vision Kousuke Matsushima, Kenta Fukushima (NIT, Kurume College), Masahiro Iwahashi (NUT), Keiichi Uchimura (Kumamoto Univ.) ITS2015-88 |
Many researches have worked for the development of automotive technologies, so as to realize a convenient and safety aut... [more] |
ITS2015-88 pp.23-28 |
LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] |
2016-01-28 15:50 |
Hyogo |
|
SAR in Models of Adult and Child for Wireless Power Transfer Systems at 6.78 MHz Takuya Shimamoto, Masahiro Iwahashi, Ilkka Laakso, Akimasa Hirata (NIT), Teruo Onishi (NTT DOCOMO) PN2015-55 EMT2015-106 OPE2015-168 LQE2015-155 EST2015-112 MWP2015-81 |
[more] |
PN2015-55 EMT2015-106 OPE2015-168 LQE2015-155 EST2015-112 MWP2015-81 pp.137-140 |
SIS |
2015-12-03 14:45 |
Fukui |
Matsuya-sensen (Awara city, Fukui) |
Inverse Tone Mapping without Storing Any Parameters for HDR Images and Its Application Yuma Kinoshita, Sayaka Siota (Tokyo Metro. Univ.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metro. Univ.) SIS2015-33 |
A number of successful tone mapping operators for contrast compression have been proposed due to the need to visualize h... [more] |
SIS2015-33 pp.23-28 |
NLC, IPSJ-NL, SP, IPSJ-SLP (Joint) [detail] |
2015-12-02 14:20 |
Aichi |
Nagoya Inst of Tech. |
Investigation of DNN Based Distant-Talking Speech Enhancement Zeyan Oo, Longbiao Wang, Masahiro Iwahashi (NUT) SP2015-76 |
In this paper, we investigate different type of DNN based distant-talking speech enhancement scheme particularly for hum... [more] |
SP2015-76 pp.37-42 |
EST |
2015-09-04 10:55 |
Okinawa |
Oohama-Nobumoto-Kinenkan, Ishigaki Island, Okinawa, Japan |
Localization Evaluation of the Electric Field Induced in Realistic Human Brain Model for the TMS Coils Masahiro Iwahashi, Yukiya Sugiyama, Ilkka Laakso, Akimasa Hirata (NIT) EST2015-63 |
[more] |
EST2015-63 pp.53-56 |
MW |
2015-06-25 16:20 |
Kanagawa |
Institute of Industrial Promotion Kawasaki |
Localization Evaluation of the Electric Field Induced in Human Brain for the TMS Coil Masahiro Iwahashi, Yukiya Sugiyama, Ilkka Laakso, Akimasa Hirata (NIT) MW2015-45 |
[more] |
MW2015-45 pp.41-44 |
NLC, IPSJ-NL, SP, IPSJ-SLP, JSAI-SLUD (Joint) [detail] |
2014-12-16 13:30 |
Kanagawa |
Tokyo Institute of Technology (Suzukakedai Campus) |
[Poster Presentation]
Deep neural network-based feature transformation for reverberant speaker identification Zhaofeng Zhang, Longbiao Wang (NUT), Atsuhiko Kai (Shizuoka Univ.), Weifeng Li (Tsinghua Univ.), Masahiro Iwahashi (NUT) SP2014-119 |
(Advance abstract in Japanese is available) [more] |
SP2014-119 pp.111-116 |
NLC, IPSJ-NL, SP, IPSJ-SLP, JSAI-SLUD (Joint) [detail] |
2014-12-16 13:30 |
Kanagawa |
Tokyo Institute of Technology (Suzukakedai Campus) |
[Poster Presentation]
Accent identification by conbining GMM and DNN under reverberant environment Ryota Sakagami, Longbiao Wang, Zhang Zhaofeng, Khomdet Phapatanaburi, Masahiro Iwahashi (NUT) SP2014-120 |
(Advance abstract in Japanese is available) [more] |
SP2014-120 pp.123-128 |
CAS, SIP, MSS, VLD, SIS [detail] |
2014-07-10 09:50 |
Hokkaido |
Hokkaido University |
Near-lossless image coding considering the influence of re-encoding Hiroyuki Kobayashi (Tokyo Metro. Coll. of Ind. of Tech.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metro. Univ.) CAS2014-22 VLD2014-31 SIP2014-43 MSS2014-22 SIS2014-22 |
This report proposes a new quantization method, called zero-skip quantization and a near-lossless coding method based on... [more] |
CAS2014-22 VLD2014-31 SIP2014-43 MSS2014-22 SIS2014-22 pp.111-116 |
SP, IPSJ-MUS |
2014-05-24 11:30 |
Tokyo |
|
Native language recognition using machine learning Ryota Sakagami, Kouki Takeshita, Longbiao Wang, Masahiro Iwahashi (Nagaoka Univ. of Tech) SP2014-13 |
The difference in pronunciation occurs in a non-native speaker and a native speaker. Therefore, communication is difficu... [more] |
SP2014-13 pp.139-141 |
SP, IPSJ-MUS |
2014-05-24 11:30 |
Tokyo |
|
Language recognition in reverberant environments Kouki Takeshita, Ryota Sakagami, Longbiao Wang, Masahiro Iwahashi (Nagaoka Univ. of Tech.) SP2014-14 |
[more] |
SP2014-14 pp.143-145 |
ITS, IE, ITE-AIT, ITE-HI, ITE-ME [detail] |
2014-02-17 10:20 |
Hokkaido |
Hokkaido Univ. |
Relaxation of Restriction on HDR Image Formats for A Fixed-Point Tone Mapping Operation Atsushi Tashiro (Tokyo Metropolitan Univ), Tatsuya Murofushi, Toshiyuki Dobashi (Tokyo Metropolitan Univ.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metropolitan Univ.) ITS2013-34 IE2013-99 |
This paper proposes an integer tone mapping operation (TMO) with fixed-point arithmetic
for high dynamic range (HDR) im... [more] |
ITS2013-34 IE2013-99 pp.25-30 |
SIP, CAS, MSS, VLD |
2013-07-11 10:40 |
Kumamoto |
Kumamoto Univ. |
An Integerization of Tone Mapping for HDR Images in OpenEXR Tatsuya Murofushi, Toshiyuki Dobashi (Tokyo Metro. Univ.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metro. Univ.) CAS2013-6 VLD2013-16 SIP2013-36 MSS2013-6 |
This paper proposes a new tone mapping operation with integer input and integer output.
High dynamic range (HDR) images... [more] |
CAS2013-6 VLD2013-16 SIP2013-36 MSS2013-6 pp.31-36 |
SIP, CAS, MSS, VLD |
2013-07-11 11:00 |
Kumamoto |
Kumamoto Univ. |
A Fixed-Point Tone Mapping Operation for HDR Images Expressd in Floating-Point Data Toshiyuki Dobashi, Tatsuya Murofushi (Tokyo Metropolitan Univ.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metropolitan Univ.) CAS2013-7 VLD2013-17 SIP2013-37 MSS2013-7 |
This paper proposes a tone mapping operation (TMO) with fixed-point arithmetic for high dynamic range (HDR) images expre... [more] |
CAS2013-7 VLD2013-17 SIP2013-37 MSS2013-7 pp.37-41 |
SIP, CAS, MSS, VLD |
2013-07-11 11:20 |
Kumamoto |
Kumamoto Univ. |
A near lossless coding method based on histogram packing and quantization in the spatial domain Hiroyuki Kobayashi (Tokyo Metro. Coll. of Ind. of Tech.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metro. Univ.) CAS2013-8 VLD2013-18 SIP2013-38 MSS2013-8 |
This paper proposes a near lossless coding method based on histogram packing and quantization in the spatial domain.
B... [more] |
CAS2013-8 VLD2013-18 SIP2013-38 MSS2013-8 pp.43-48 |
ITS, IE, ITE-AIT, ITE-HI, ITE-ME [detail] |
2013-02-18 13:40 |
Hokkaido |
Hokkaido Univ. |
AN INTEGER OPERATION OF GLOBAL TONE MAPPING FOR HDR IMAGES Tatsuya Murofushi (Tokyo Metropolitan Univ.), Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metropolitan Univ.) ITS2012-38 IE2012-118 |
This paper proposes a new tone mapping operation which is implemented in integer input and integer output.
A tone mappi... [more] |
ITS2012-38 IE2012-118 pp.221-226 |
ITE-BCT, IPSJ-AVM, CS, IE [detail] |
2012-12-06 14:15 |
Fukui |
Fukuisi-chiiki-kouryu-plaza |
Transmission Data Reduction in Visual Odometry under Multi-direction and Multi-color Lighting Ryosuke Ezaki, You Minami, Masahiro Iwahashi (Nagaoka Univ. of Tech.) CS2012-79 IE2012-93 |
Demand for visual odometry to estimate the amount of movement from the video camera rises in the disaster site. In the d... [more] |
CS2012-79 IE2012-93 pp.47-52 |
IE, SIP, ICD, VLD, IPSJ-SLDM [detail] |
2012-10-18 13:55 |
Iwate |
Hotel Ruiz |
Avoiding Error Magnification in Weighted Median Cut Quantization in Decoding Process
-- High Quality Data Compression of Sparse Histogram Images -- Toru Ikarashi, Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metropolitan Univ.) VLD2012-41 SIP2012-63 ICD2012-58 IE2012-65 |
In this report, we propose a lossy data compression algorithm for a sparse histogram image signal. The bit depth of pixe... [more] |
VLD2012-41 SIP2012-63 ICD2012-58 IE2012-65 pp.7-12 |