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H. Kato

Short name: H. Kato

ha-katou@kddi.com KDDI 32 document(s)
Affiliations
KDDI 2021-07-07 - 2026-07-15
Known Emails
Documents
JVET-AP0105
42nd Meeting: Santa Eulària, ES, April 2026 2026-04-25 11:49
Non-EE2: A bugfix of the subsampling filter for certain CCLM/CCCM tools

T. Chujoh, H. Kato, Y. Kidani, K. Kawamura (KDDI)

JVET-AP0156
42nd Meeting: Santa Eulària, ES, April 2026 2026-04-17 11:45
Non-EE2: Adaptive GPM blending weights with linear and Hermite profiles

K. Kishimoto, H. Kato, Y. Kidani (KDDI)

JVET-AP0086
42nd Meeting: Santa Eulària, ES, April 2026 2026-04-17 04:43
EE2-2.1a/b/c: Modified GPM partition mode

H. Zhang, F. Wang, Y. Yu, H. Yu, D. Wang (OPPO), Y. Kidani, H. Kato, T. Chujoh, K. Kawamura (KDDI)

JVET-AP0045
42nd Meeting: Santa Eulària, ES, April 2026 2026-02-26 17:20
AHG17: Chroma sample location for CfP sequences

T. Chujoh, H. Kato, Y. Kidani, K. Kawamura (KDDI)

JVET-AO0285
41st Meeting: by teleconference, CH, January 2026 2026-01-21 16:01
Non-EE2: Modified derivations of GPM partition offset direction and angle

Y. Kidani, H. Kato, T. Chujoh, K. Kawamura (KDDI)

JVET-AN0090
40th Meeting: Geneva, CH, October 2025 2025-10-09 16:19
EE2-2.6: Adaptive subsampling filter selection for CCLM/CCCM

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AN0085
40th Meeting: Geneva, CH, October 2025 2025-10-03 11:18
Response to the joint CfE on video compression with capability beyond VVC

M. Abdoli, P. Nikitin, F. Plowman, A. Tissier, R. G. Youvalari, M.-L. Champel (Xiaomi), Y.-J. Chang, C.-C. Chen, M. Coban, K. Cui, P. Garus, N. Hu, M. Karczewicz, J.-L. Lin, P.-H. Lin, X. Meng, B. Ray, V. Seregin, Y. Shao, G. Verba, H. Wang, E. Ye, R. Yu, Y. Zhang, Z. Zhang, W. Zhu (Qualcomm), F. Le Léannec, K. Naser (InterDigital), F. Wang (OPPO), Y. Kidani, H. Kato, T. Chujoh, K. Kawamura (KDDI), Z. Deng, K. Zhang, L. Zhang (Bytedance), A. Filippov, J. Konieczny, V. Rufitskiy, H. Qin, T. Dong, Z. Xu, K. Ding, C. Hollmann, I. Zupancic, D. Li (TCL), X. Xiu, X. Wang (Kwai)

JVET-AM0196
39th Meeting: Daejeon, KR, June 2025 2025-06-29 05:12
Non-EE2: Adaptive subsampling filter selection for CCLM/CCCM

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AJ0078
36th Meeting: Kemer, TR, November 2024 2024-11-03 11:29
EE2-related: Extended overlapped block blending for MV/BV based prediction

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AJ0077
36th Meeting: Kemer, TR, November 2024 2024-10-24 05:43
EE2-2.1: Matrix-based position dependent intra prediction for TIMD

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AI0086
35th Meeting: Sapporo, JP, July 2024 2024-07-13 22:59
EE2-2.1/2.5 related: History-based merge candidate for merge-based intra prediction

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AI0085
35th Meeting: Sapporo, JP, July 2024 2024-07-13 09:12
Non-EE2: Matrix-based position dependent intra prediction for TIMD

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AH0182
34th Meeting: Rennes, FR, April 2024 2024-04-19 21:36
Non-EE2: On intra and inter LFNST/NSPT for low delay configuration

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AH0068
34th Meeting: Rennes, FR, April 2024 2024-04-16 18:45
EE2-3.2: Alignment of temporal buffer usage

Z. Deng, K. Zhang, L. Zhang (Bytedance), Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AH0069
34th Meeting: Rennes, FR, April 2024 2024-04-10 20:58
EE2-3.1: Chained motion vector prediction

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AG0073
33rd Meeting: by teleconference, CH, January 2024 2024-01-19 05:31
Non-EE2: Chained motion vector prediction

Y. Kidani, H. Kato, K. Kawamura (KDDI),

JVET-AG0199
33rd Meeting: by teleconference, CH, January 2024 2024-01-17 23:23
EE2-1.13: Combination tests of IntraTMP search range extension with adaptive sampling and IBC with upward-extended area

Y. Kidani, H. Kato, K. Kawamura (KDDI), D. Ruiz Coll (Ofinno), K. Naser, P. Bordes, F. Le Léannec, F.anck Galpin (InterDigital)

JVET-AG0049
33rd Meeting: by teleconference, CH, January 2024 2024-01-17 02:37
AHG9: SEI message extension of VVC for computer-generated hologram use

H. Kojima, K. Nonaka, R. Koiso, K. Kawamura, H. Kato (KDDI)

JVET-AG0072
33rd Meeting: by teleconference, CH, January 2024 2024-01-10 06:59
EE2-1.12: IBC with upward-extended reference area

Y. Kidani, H. Kato, K. Kawamura (KDDI),

JVET-AF0115
32nd Meeting: Hannover, DE, October 2023 2023-10-14 08:32
Non-EE2: IBC with a further upward-extended reference area for screen content

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AE0182
31st Meeting: Geneva, CH, July 2023 2023-07-17 13:30
AHG9: SEI message extension of VVC for object-wave compression and computer-generated hologram use

K. Nonaka, R. Koiso, H. Kojima, K. Kawamura, H. Kato (KDDI)

JVET-AE0169
31st Meeting: Geneva, CH, July 2023 2023-07-11 01:07
EE2-2.2/EE2-2.3/EE2-2.4: Bi-predictive IBC GPM, bi-predictive IBC, and IBC MBVD list derivation for camera captured and screen contents

Y. Kidani, H. Kato, K. Kawamura (KDDI), C. Ma, X. Xiu, W. Chen, H.-J. Jhu, C.-W. Kuo, N. Yan, X. Wang (Kwai), G. Verba, Z. Zhang, P. Nikitin, H. Huang, V. Seregin, M. Karczewicz (Qualcomm)

JVET-AD0134
30th Meeting: Antalya, TR, April 2023 2023-04-22 12:53
Non-EE2: Bi-predictive IBC for natural and screen content

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AB0192
28th Meeting: Mainz, DE, October 2022 2022-10-22 06:45
Non-EE2: Extended partitioning mode for the inter/intra prediction

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-Z0059
26th Meeting: by teleconference, April 2022 2022-04-20 06:06
Non-EE2: Adaptive width for GPM blending area

Y. Kidani, H. Kato, K. Unno, K. Kawamura (KDDI)

JVET-Y0065
25th Meeting: by teleconference, January 2022 2022-01-05 00:40
EE2-3.1: GPM with inter and intra prediction (JVET-X0166)

Y. Kidani, H. Kato, K. Kawamura (KDDI), H. Jang, S. Kim, J. Lim (LGE), Z. Deng, K. Zhang, L. Zhang (Bytedance)

JVET-X0166
25th Meeting: by teleconference, October 2021 2021-10-11 17:08
EE2-related: Combination of JVET-X0078 (Test 7/8), JVET-X0147 (Proposal-2), and GPM direct motion storage

Y. Kidani, H. Kato, K. Kawamura (KDDI), H. Jang, S. Kim, J. Lim (LGE), Z. Deng, K. Zhang, L. Zhang (Bytedance)

JVET-X0147
25th Meeting: by teleconference, October 2021 2021-10-11 17:06
EE2-related: intra mode derivation based on TIMD for GPM inter/intra

H. Jang, S. Kim, J. Lim (LGE), Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-X0078
25th Meeting: by teleconference, October 2021 2021-10-04 12:39
EE2-related: Modified GPM with inter and intra prediction

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-X0077
25th Meeting: by teleconference, October 2021 2021-09-30 09:08
EE2-3.2: GPM with inter and intra prediction (JVET-W0110)

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-W0110
23rd Meeting: by teleconference, July 2021 2021-07-09 08:32
AHG12: GPM with inter and intra prediction

Y. Kidani, H. Kato, K. Kawamura (KDDI)

JVET-AQ0101
43rd Meeting: Geneva, July 2026
AHG17: On characteristics of CfP test sequences

T. Chujoh, H. Kato, Y. Kidani, K. Kawamura (KDDI)