Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EMM, ITE-ME, IE, LOIS, IEE-CMN, IPSJ-AVM [detail] |
2023-09-07 10:10 |
Osaka |
Osaka Metropolitan University - Nakamozu Campus- (Hybrid) (Primary: On-site, Secondary: Online) |
A Study on LoD-based Reordering of Displacements in Dynamic Mesh Compression Emi Myoudou, Hitoshi Nishimura, Xu Jianfeng, Kei Kawamura (KDDI Research, Inc.) |
[more] |
|
IMQ, IE, MVE, CQ (Joint) [detail] |
2023-03-17 12:50 |
Okinawa |
Okinawaken Seinenkaikan (Naha-shi) (Primary: On-site, Secondary: Online) |
A Study on Offset Coding of Patch Data in Video-based Point Cloud Compression (V-PCC) Emi Myoudou, Yoshitaka Kidani, Kei Kawamura (KDDI Research.) IMQ2022-78 IE2022-155 MVE2022-108 |
Video-Based Point Cloud Compression (V-PCC) was standardized by Moving Picture Experts Group (MPEG). In V-PCC, the 3D po... [more] |
IMQ2022-78 IE2022-155 MVE2022-108 pp.302-305 |
IMQ, IE, MVE, CQ (Joint) [detail] |
2023-03-17 13:15 |
Okinawa |
Okinawaken Seinenkaikan (Naha-shi) (Primary: On-site, Secondary: Online) |
A study of the encoding runtime reduction for CU partition with intra prediction information in VVC Yuta Saito, Yoshitaka Kidani, Haruhisa Kato, Kei Kawamura (KDDI Research, Inc.) IMQ2022-79 IE2022-156 MVE2022-109 |
Versatile Video Coding (VVC) introduced quad tree with nested multi-type tree (QTMT).
The QTMT allows to divide coding ... [more] |
IMQ2022-79 IE2022-156 MVE2022-109 pp.306-308 |
IE |
2023-02-02 15:00 |
Tokyo |
NII (Primary: On-site, Secondary: Online) |
[Invited Talk]
A Study on Background Filling for the Inter-patch Area of the Texture Image in V-PCC Encoder Shohei Adachi (Waseda Univ.), Yoshitaka Kidani, Kei Kawamura (KDDI Research), Hiroshi Watanabe (Waseda Univ.) IE2022-54 |
Video-based point cloud compression (V-PCC) is standardized by MPEG in 2020 as a coding method for high-density 3D point... [more] |
IE2022-54 pp.17-18 |
ITE-ME, EMM, IE, LOIS, IEE-CMN, IPSJ-AVM [detail] |
2021-08-25 14:25 |
Online |
Online |
A Study on Applying Conditions of BDOF on VVC Kyohei Unno, Kei Kawamura (KDDI Research) LOIS2021-19 IE2021-14 EMM2021-49 |
In this paper, it is reported that a study result regarding applying conditions of Bi-Directional Optical-Flow (BDOF), w... [more] |
LOIS2021-19 IE2021-14 EMM2021-49 pp.18-21 |
ITE-ME, EMM, IE, LOIS, IEE-CMN, IPSJ-AVM [detail] |
2021-08-26 09:55 |
Online |
Online |
Adaptive Threshold Determination in Predictor Generation for Compression of Sparse Point Cloud Kohei Matsuzaki, Kei Kawamura (KDDI Research) |
[more] |
|
IMQ, IE, MVE, CQ (Joint) [detail] |
2019-03-14 13:00 |
Kagoshima |
Kagoshima University |
[Invited Talk]
xR use cases and their activities toward 5G Era Hiromasa Yanagihara, Kei Kawamura (KDDI Research) CQ2018-98 |
We present xR (AR / VR) use cases and their activities toward the 5G era, which is the 5th generation mobile communicati... [more] |
CQ2018-98 p.35 |
CS, IE, IPSJ-AVM, ITE-BCT [detail] |
2018-11-29 13:50 |
Tokushima |
Tokushima University (Memorial Hall of Almuni(Engineering)) |
A Study on Extended Deblocking Filter for VVC Kyohei Unno, Kei Kawamura, Sei Naito (KDDI Research) CS2018-76 IE2018-55 |
In VVC (Versatile Video Coding), which is being standardized as a next generation video coding scheme, introduction of a... [more] |
CS2018-76 IE2018-55 pp.39-44 |
PRMU, MI, IE, SIP |
2018-05-18 15:15 |
Gifu |
|
A Study on Mode-Size Dependent Coefficient Scanning for Future Video Coding Yoshitaka Kidani, Kei Kawamura, Sei Naito (KDDI Research) SIP2018-16 IE2018-16 PRMU2018-16 MI2018-16 |
Mode dependent coefficient scan (MDCS) was introduced to HEVC that identifies a coefficient scan order in transformed re... [more] |
SIP2018-16 IE2018-16 PRMU2018-16 MI2018-16 pp.69-74 |
IE |
2017-06-29 15:25 |
Okinawa |
|
A Study on Frame-level Delta-QP Control for 360°VR Video Kei Kawamura, Sei Naito (KDDI Research) IE2017-29 |
$360^circ$ virtual reality experience recently becomes very poplar due to low-cost equipment of head-mount display. In t... [more] |
IE2017-29 pp.25-28 |
LOIS, IE, EMM, IEE-CMN, ITE-ME [detail] |
2015-09-10 14:00 |
Aichi |
Nagoya University, Higashiyama Campus |
A Study on Coding Control Method on Gradation Region for UHDTV Kei Kawamura, Sei Naito (KDDI) |
[more] |
|
IE, EMM, LOIS, IEE-CMN, ITE-ME [detail] |
2014-09-19 13:35 |
Kochi |
|
A study on cross component prediction for coefficient level for HEVC Kei Kawamura, Sei Naito (KDDI R&D Labs.) |
[more] |
|
IE, MVE |
2012-03-13 10:20 |
Toyama |
Toyama University |
Switched 1D-Transforms with Directional Scan for Motion Compensation Residual Kei Kawamura, Tomonobu Yoshino, Sei Naito (KDDI Labs.) IE2011-171 MVE2011-133 |
[more] |
IE2011-171 MVE2011-133 pp.223-228 |
IE, ITE-ME, ITE-CE [detail] |
2011-07-26 10:25 |
Osaka |
|
Inter-channel Prediction Coding under CTB Structure Kei Kawamura, Haruhisa Kato, Sei Naito (KDDI Labs.) IE2011-46 |
[more] |
IE2011-46 pp.49-54 |
PRMU, IE, MI |
2009-05-29 14:45 |
Gifu |
Gifu Univ. |
A Study on Control Parameters of Frame Decomposition Method for Comic Images Daisuke Ishii, Kei Kawamura, Hiroshi Watanabe (Waseda Univ.) IE2009-43 PRMU2009-34 MI2009-34 |
Comic frame separation is need to high speed and high accuracy.
We have proposed a fast and accurate frame separation m... [more] |
IE2009-43 PRMU2009-34 MI2009-34 pp.187-192 |
IE, IPSJ-AVM, CS, ITE-BCT |
2007-12-13 16:35 |
Aichi |
Nagoya Univ. |
A Study on Numerical Computation of Pseudo TV-norm and its Application to Image Segmentation Kei Kawamura, Daisuke Ishii, Hiroshi Watanabe (Waseda Univ.) |
An image decomposition problem using a Total Variation norm is the object of this paper. In a conventional method, this ... [more] |
CS2007-39 IE2007-122 pp.57-62 |
CS, IE |
2004-12-10 13:00 |
Aichi |
Nagoya University |
A Study on Hierarchical Coding of Vector Representation Kei Kawamura (Waseda University), Yuki Yamamoto (Graduate School of GITS, Waseda University), Hiroshi Watanabe (Waseda University) |
[more] |
CS2004-119 IE2004-114 pp.37-42 |