| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IEICE-OFT, IEICE-OCS, IEE-CMN, BCT, IEICE-CQ
(Joint) [detail] |
2024-11-07
09:35 |
Kochi |
|
Efficient Semantic Communication with Bandwidth Adaptation
Chao Wu, Yangfei Lin, Zhaoyang Du, Celimuge Wu, Tsutomu Yoshinaga (UEC) |
In semantic communication systems, the extraction of semantic information effectively reduces the volume of trans- mitte... [more] |
|
| BCT, IEEE-BT |
2024-03-08
13:20 |
Okinawa |
(Primary: On-site, Secondary: Online) |
[Memorial Lecture]
Blur Compensated Video Coding and Power Controlled Image Reduction for Ultrahigh Definition Television
Yasutaka Matsuo (NHK Fdn.) |
In future advanced broadcasting, it is assumed that ultrahigh definition videos such as 4K and 8K will be encoded with h... [more] |
BCT2024-38
p.14 |
| 3DMT |
2023-10-03
10:40 |
Aichi |
(Primary: On-site, Secondary: Online) |
Evaluation of stereo images with image quality differences using bilateral filters
Nakayama Naoto, Haruki Mizushina, Kenji Yamamoto (Tokushima Univ.) |
Stereo image should be highly compressed for limited bandwidth. The purpose of this study is to create image can be seen... [more] |
3DMT2023-42
pp.19-22 |
| BCT, IEEE-BT, HOKKAIDO |
2023-07-28
11:25 |
Hokkaido |
Sapporo Business Innovation Center
(Primary: On-site, Secondary: Online) |
Image Size Reduction with Coding Difficulty Estimation as Preprocessing for High Compression Coding
Yasutaka Matsuo (NHK-Fdn) |
In a system with image size reduction before encoding, coding distortion such as block distortion is likely to occur at ... [more] |
BCT2023-60
pp.45-48 |
| IST |
2023-06-21
13:10 |
Tokyo |
Tokyo University of Science Morito Memorial Hall |
[Poster Presentation]
Design of image sensors for the cameras to protect privacy
Tomoki Nakamura, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.) |
In this paper, we propose an image sensor for privacy protection and show its basic configuration. The image sensor outp... [more] |
IST2023-22
pp.11-12 |
| BCT, IEEE-BT |
2023-03-10
13:30 |
Okinawa |
Okinawa RBC
(Primary: On-site, Secondary: Online) |
Image Size Reduction by Band Limitation of Spatial Frequency According to Coding Difficulty
Yasutaka Matsuo (NES) |
An image size reduction method is proposed as a pre-processing of high compression video coding. The blocking artifact f... [more] |
BCT2023-38
pp.33-36 |
| AIT, IIEEJ, AS, CG-ARTS |
2023-03-06
12:40 |
Tokyo |
Tokyo Polytechnic Univ. (Nakano)
(Primary: On-site, Secondary: Online) |
Semiautomatic generation of vignette illustrations from video
-- Reflecting viewer preferences --
Mayu Namai, Issei Fujishiro (Keio Univ.) |
A variety of summarization techniques have recently been published to manage the growing volume of media data, but most ... [more] |
AIT2023-120
pp.301-304 |
| MMS, ME, AIT, IEICE-IE, IEICE-ITS [detail] |
2023-02-22
14:30 |
Hokkaido |
Hokkaido Univ. |
Image Division Based Interframe Prediction Method with Reduced Frame Memory for Ultra-Low-Latency Video-coding
Mai Yamaguchi, Matsumura Tetsuya (Nihon Univ.) |
In this paper, we propose a new inter-frame prediction method for Ultra-Low-Latency Video-coding. The proposed method re... [more] |
MMS2023-33 ME2023-53 AIT2023-33
pp.243-246 |
| ME, SIP, TOKAI |
2022-12-07
10:00 |
Aichi |
(Primary: On-site, Secondary: Online) |
Improvement of Prediction Performance by Weighted Prediction for Cross-fade Video
Yuki Aigase, Kazuto Kamikura (TPU) |
Cross-fade is a special effect used in moving images. H.264, an international standard for video compression, improves e... [more] |
ME2022-86 SIP2022-5
pp.1-4 |
| BCT, IEICE-SIS |
2022-10-13
13:55 |
Aomori |
Hachinohe Institute of Technology
(Primary: On-site, Secondary: Online) |
An 8K image perceptual scramble scheme for JPEG XS standard
Takayuki Nakachi (Univ. of the Ryukyus), Hiroyuki Kimiyama (Daido), Mitsuru Murayama (KAIST) |
In this report, we propose a scrambled image compression algorithm for the JPEG XS standard. The JPEG XS is a low-delay,... [more] |
|
| AIT, ME, MMS, IEICE-IE, IEICE-ITS [detail] |
2022-02-21
15:35 |
Online |
online |
Effects of foreground and unequal shielding on depth perception
Nobutaka Natsui, Hisaki Nate, Kazuo Ishikawa (Tokyo Polytechnic Univ.) |
When observing binocular stereoscopic images using HMDs, problems such as unnaturalness and discomfort in stereoscopic p... [more] |
MMS2022-16 ME2022-41 AIT2022-16
pp.81-85 |
| AIT, ME, MMS, IEICE-IE, IEICE-ITS [detail] |
2022-02-21
13:15 |
Online |
online |
Towards Universal Deep Image Compression
Koki Tsubota (UTokyo), Hiroaki Akutsu (Hitachi), Kiyoharu Aizawa (UTokyo) |
In this paper, we investigate deep image compression towards universal usage. In image compression, it is desirable to b... [more] |
|
| IST |
2020-11-20
10:00 |
|
Online |
Multi-tap macro-pixel based ultra-high-speed CMOS image sensor
-- measurement of prototype sensor and sub-pixel-resolution image reconstruction --
Thoriq Ibrahim, Masaya Horio, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito (Shizuoka Univ.), Hajime Nagahara (Osaka Univ.), Keiichiro Kagawa (Shizuoka Univ.) |
In this work, we verified the operation of a multi-tap macro-pixel based ultra-high-speed CMOS image sensor. The pixel o... [more] |
IST2020-43
pp.1-4 |
| HI, IEICE-IE, IEICE-ITS, MMS, ME, AIT [detail] |
2020-02-27
16:50 |
Hokkaido |
Hokkaido Univ.
(Cancelled) |
Depth perception when a stereoscopic target is occluded on both sides or one side by the foreground
Nobutaka Natsui, Hisaki Nate, Kazuo Isikawa (Tokyo Polytechnic Univ.) |
When we shoot and observe binocular stereoscopic images, problems such as unnatural stereoscopic effects and strangeness... [more] |
MMS2020-23 HI2020-23 ME2020-51 AIT2020-23
pp.119-122 |
| IEICE-IE, IEICE-CS, IPSJ-AVM, BCT [detail] |
2019-12-06
14:15 |
Iwate |
Aiina Center |
Image Restoration using a Codec
Yoko Sogabe, Shiori Sugimoto, Takayuki Kurozumi, Hideaki Kimata (NTT) |
Image restoration, which is an inverse problem such as compressed
sensing and super-resolution, requires priors (e.g. ... [more] |
|
| BCT, IEICE-SIS |
2019-10-25
11:10 |
Fukui |
Fukui International Activities Plaza |
Image Compression in Encryption-then-Compression System Using Secure Sparse Representations
Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) |
n this paper, we propose a image compression method using secure sparse representations in Encryption-then-Compression (... [more] |
|
| ME, IEICE-IE, IEICE-ITS, MMS, HI, AIT [detail] |
2019-02-19
11:15 |
Hokkaido |
Hokkaido Univ. |
Evaluation of perceived three-dimensional shape in binocular stereo images
Nobutaka Natsui, Hisaki Nate, Kazuo Ishikawa (Tokyo Polytechnic Univ.) |
When we observe a stereoscopic image, the viewer sometimes feels it is a different three-dimensional shape. It seems tha... [more] |
MMS2019-10 HI2019-10 ME2019-32 AIT2019-10
pp.67-70 |
| ME |
2018-02-24
11:30 |
Kanagawa |
Kanto Gakuin Univ. |
Distributed Video Coding for Hyperspectral Imagery Using Weighted coefficients as Auxiliary Information
Kazuya Sato, Kazuto Kamikura (Tokyo Polytechnic Univ.) |
Recently, a hyperspectral camera has got attention as sensing device.
In remote sensing field, a hyperspectral camera i... [more] |
ME2018-55
pp.41-44 |
| IEICE-ITS, IEICE-IE, MMS, HI, ME, AIT [detail] |
2018-02-15
16:45 |
Hokkaido |
Hokkaido Univ. |
Transformation of the depth solid figure by the foreground
Nobutaka Natsui, Hisaki Nate, Kazuo Ishikawa (Tokyo Polytechnic Univ.) |
When we observe stereoscopic image, an unnatural three-dimensional impression or sense of incongruity of the stereoscopi... [more] |
MMS2018-4 HI2018-4 ME2018-4 AIT2018-4
pp.105-108 |
| 3DMT, IDY, IST [detail] |
2017-11-30
16:35 |
Kanagawa |
|
Development of prototype 8K camcorder for functional evaluation
Ryohei Funatsu, Takeshi Kajiyama, Tomoki Matsubara, Hiroshi Shimamoto (NHK) |
For efficient 8K program production, we have developed a prototype 8K camcorder to evaluate the performance and workflow... [more] |
IST2017-75 IDY2017-54 3DIT2017-45
pp.31-34 |