| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IEICE-SIS, BCT |
2024-10-04
14:20 |
Hokkaido |
Hokusei Gakuen Univ.
(Primary: On-site, Secondary: Online) |
A Proposal of Luminance-and-hue Preserving Saturation Enhancement Method by Using Gamma Correction
Keita Higuchi, Ayaka Fujita (Yamaguchi Univ.), Mashiho Mukaida (Kagoshima Univ.), Noriaki Suetake (Yamaguchi Univ.) |
Many saturation enhancement methods have been proposed for color images.
However, many of them have the problems that o... [more] |
|
| IIEEJ, AIT |
2023-06-04
10:00 |
Tokyo |
TOKYO CITY UNIVERSITY
(Primary: On-site, Secondary: Online) |
A Study on Accuracy Recognition of Images using Elimination of Specular Reflection Light
-- Trial of Restoration from Peripheral Pixel Information using Spatial Filtering --
Riko Abe, Yuya Dan (Matsuyama Univ.) |
As the performance of computer systems improves, image recognition technology expands its scope of application and is be... [more] |
AIT2023-135
pp.43-46 |
| HI, IEICE-HIP, ASJ-H, VRPSY [detail] |
2022-02-27
16:05 |
Online |
on line |
Investigation of the role of alpha waves in information communication between brain regions based on gamma coherence using a mathematical model
Suguru Hirai (Kindai Univ.), Akihiro Masaoka (Tamagawa Univ.), Takeshi Kohama (Kindai Univ.) |
In this study, we conducted simulation experiments using a mathematical model to investigate the relationship between in... [more] |
HI2022-6
pp.51-55 |
| IEICE-SIS, IPSJ-AVM, 3DMT [detail] |
2019-06-13
14:45 |
Nagasaki |
Fukue Culture Center |
A Proposal of Improvement Method of Local Color Correction
Seiichi Kojima (Yamaguchi Univ.), Yoshiaki Ueda (Fukuoka Univ.), Noriaki Suetake, Eiji Uchino (Yamaguchi Univ.) |
It is difficult to take good pictures, when the scene has both of bright and dark regions. The visibility of the picture... [more] |
|
| BCT, IEEE-BT, HOKKAIDO [detail] |
2016-07-28
15:45 |
Hokkaido |
Hokkaido Univ. |
8K UHDTV-HDR Live Program Production
-- Prototype System and Trial Production --
Daiichi Koide, Takayuki Yamashita, Ryohei Funatsu, Noriyuki Shirai, Yoshitaka Ikeda, Yukihiro Nishida, Tetsuomi Ikeda (NHK) |
We constructed a live-program-production system for 8K with high dynamic range (HDR) using Hybrid Log-Gamma (HLG) format... [more] |
BCT2016-58
pp.21-24 |
| BCT, IEEE-BT, HOKKAIDO [detail] |
2016-07-28
16:10 |
Hokkaido |
Hokkaido Univ. |
8K HDR cameras using Hybrid-Log-Gamma
Ryohei Funatsu, Kazuya Kitamura, Toshio Yasue, Daiichi Koide, Hiroshi Shimamoto (NHK) |
High dynamic range (HDR) broadcast is capable from the beginning of the 8K test broadcast in August 2016, and NHK is aim... [more] |
BCT2016-59
pp.25-28 |
| BCT, IEEE-BT [detail] |
2016-06-10
16:20 |
Tokyo |
NHK Broadcasting Center |
The study of HDR Live production and transmission via satellite
Yutaka Imai (SPTVJSAT) |
スカパーJSATではHybridLogGammaを使ったHDRの検討を2015年に行った。HDRの番組制作におけるメリットおよび放送システムへの導入でのHLGのメリットを同年のInterBEEにおいてHLGでの生中継を衛星を使い会場で公開し... [more] |
BCT2016-51
pp.25-27 |
| BCT, IEEE-BT [detail] |
2016-03-11
11:20 |
Okinawa |
Nobumoto Ohama Memorial Hall |
Comparison of Coding Performance between Hybrid Log-Gamma system and Perceptual Quantizer system
Shunsuke Iwamura, Atsuro Ichigaya, Yukihiro Nishida (NHK) |
This paper addresses comparison of coding performance of Hybrid Log-Gamma (HLG) system and Perceptual Quantizer (PQ) sys... [more] |
BCT2016-36
pp.9-12 |
| IST |
2011-11-18
13:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
An approach to control halo suppression for local adaptive tone mapping
Sousuke Shimoayama, Masayuki Ikebe, Masaki Igarashi, Akira Mizuno, Junichi Motohisa (Hokudai) |
Local Histogram Equalization (LHE), which is efficient for High Dynamic Range (HDR) compression, requires a large amount... [more] |
IST2011-70
pp.9-12 |
| IST |
2009-12-10
13:30 |
Tokyo |
Univ. of Tokyo |
A high-speed local contrast correction method without local pixel-block dependency
Sousuke Shimoyama, Masayuki Ikebe, Masaki Igarashi, Jyunichi Motohisa (Hokkaido Univ.) |
Local Histogram Equalization (LHE), which is efficient for High Dynamic Range (HDR) compression, requires a large amount... [more] |
IST2009-91
pp.5-8 |
| BCT, HOKKAIDO, IEEE-BT |
2009-07-30
13:00 |
Hokkaido |
Hokkaido Univ. |
Development of Color MTX Corrector Unit for Camera System
Kenji Tatsuguchi, Masaya Makino, Makoto Seto (NHK), Kaneyoshi Sugawa, Iwao Hashimoto (SVE) |
In program production in NHK, we use professional cameras of different makers together.Moreover we sometimes use cameras... [more] |
BCT2009-59
pp.1-4 |