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Xiang Ma

Short name: X. Ma

maxiang6@huawei.com MLS labs 81 document(s)
Affiliations
MLS labs 2026-07-07 - 2026-07-15 MLS Labs SJTU 2026-07-07 - 2026-07-15 MLS Labs 2026-07-07 - 2026-07-15 Huawei 2016-02-20 - 2026-07-15 MLS Lab 2026-04-24 - 2026-05-01
Known Emails
Documents
JVET-AP0286
42nd Meeting: Santa Eulària, ES, April 2026 2026-04-29 16:00
On ultra-low latency and packet loss resilience functionality

S. Ikonin, X. Ma, E. Alshina (Huawei)

JVET-AP0200
42nd Meeting: Santa Eulària, ES, April 2026 2026-04-28 14:41
AHG18: Random Access GOP4 Configuration for Live-streaming Applications evaluated in ULL test conditions

S. Ikonin, I. Gribushin, M. Sychev, K. Malyshev, V. Khamidullin, B. Shevchenko, X. Ma, E. Alshina (Huawei), Z. Deng (Bytedance)

JVET-AP0288
42nd Meeting: Santa Eulària, ES, April 2026 2026-04-27 15:47
AHG9: On pruning information indication for GSC

Y. Hu, X. Ma (MLS Lab), Y. Xu, K. Yang (SJTU)

JVET-AP0018
42nd Meeting: Santa Eulària, ES, April 2026 2026-04-23 18:53
JVET AHG report: Ultra-low latency and packet loss resilience (AHG18)

S. Deshpande, S. Ikonin, V. Zakharchenko (co-chairs), S. Fößel, C. Kim, X. Ma, S. Puri, J. Ström, S. Wenger (vice-chairs)

JVET-AO0052
41st Meeting: by teleconference, CH, January 2026 2026-01-20 22:07
AHG17/AHG18: Suggested CfP text for ultra-low latency and packet loss resilience category

S. Ikonin, X. Ma, E. Alshina (Huawei)

JVET-AO0048
41st Meeting: by teleconference, CH, January 2026 2026-01-16 13:08
AHG18: Description of the software related to ULL CfE response JVET-AN0080

V. Khamidullin, K. Malyshev, A. Dzugaev, I. Gribushin, M. Sychev, X. Ma, S. Ikonin, E. Alshina (Huawei)

JVET-AO0018
41st Meeting: by teleconference, CH, January 2026 2026-01-14 18:30
JVET AHG report: Ultra-low latency and packet loss resilience (AHG18)

S. Deshpande, S. Ikonin, V. Zakharchenko (co-chairs), S. Fößel, C. Kim, X. Ma, S. Puri, J. Ström, S. Wenger (vice-chairs)

JVET-AO0049
41st Meeting: by teleconference, CH, January 2026 2025-12-22 19:59
AHG18: Teleconference on ultra-low latency and packet loss resilience

S. Deshpande, S. Ikonin, V. Zakharchenko (co-chairs), S. Fößel, C. Kim, X. Ma, S. Puri, J. Ström, S. Wenger (vice-chairs)

JVET-AN0080
40th Meeting: Geneva, CH, October 2025 2025-10-12 16:33
AHG18: CfE response in additional functionality on ultra-low latency and packet loss resilience

S. Ikonin, V. Khamidullin, I. Gribushin, M. Sychev, K. Malyshev, A. Dzugaev, A. Bovsha, X. Ma, E. Alshina (Huawei)

JVET-AN0079
40th Meeting: Geneva, CH, October 2025 2025-10-08 13:59
AHG18: Proposed methodology and test conditions for ultra-low latency and packet loss resilience performance evaluation

S. Ikonin, I. Gribushin, X. Ma, E. Alshina (Huawei), S. Deshpande (Sharp)

JVET-AN0190
40th Meeting: Geneva, CH, October 2025 2025-10-07 12:17
AHG17/AHG10: On test model simulating hardware encoder

Y. Zhao, J. Mao, R. Zhao, X. Ma, T. Solovyev, E. Alshina (Huawei)

JVET-AN0018
40th Meeting: Geneva, CH, October 2025 2025-10-03 18:03
JVET AHG report: Ultra-low latency and packet loss resilience (AHG18)

S. Ikonin, S. Wenger, V. Zakharchenko (co-chairs), S. Deshpande, S. Fößel, C. Kim, X. Ma, S. Puri, J. Ström (vice-chairs)

JVET-AN0204
40th Meeting: Geneva, CH, October 2025 2025-09-27 01:04
AHG18: Request on inclusion ultra-low latency and packet loss resilience category into CfP

S. Ikonin, X. Ma, E. Alshina (Huawei), S. Wenger (Tencent)

JVET-AN0049
40th Meeting: Geneva, CH, October 2025 2025-08-26 19:16
AHG18: Teleconference on ultra-low latency and packet loss resilience

S. Ikonin, S. Wenger, V. Zakharchenko (co-chairs), S. Deshpande, J. Ström, X. Ma, C. Kim, S. Puri, S. Fößel (vice-chairs)

JVET-AN0045
40th Meeting: Geneva, CH, October 2025 2025-08-20 05:04
AHG18: Codec software for ultra-low latency and packet loss resilience

S. Ikonin, V. Khamidullin, K. Malyshev, I. Gribushin, X. Ma, E. Alshina (Huawei)

JVET-AM0218
39th Meeting: Daejeon, KR, June 2025 2025-07-01 05:19
AHG18: Solution beyond scalable coding for ultra-low latency and packet loss resilience

S. Ikonin, V. Khamidullin, I. Gribushin, M. Sychev, X. Ma, E. Alshina (Huawei)

JVET-AM0188
39th Meeting: Daejeon, KR, June 2025 2025-06-30 10:20
AHG18: An introduction to the next generation media transport protocol—Media over QUIC(MoQ)

W. Ding, X. Ma, S. Ikonin, E. Alshina (Huawei)

JVET-AM0201
39th Meeting: Daejeon, KR, June 2025 2025-06-30 09:38
AHG18: Overview of 3GPP features for Extended Reality (XR) and related high quality conversational services and related implications for ultra-low latency (ULL) coding

R. Mekuria, Q. Pan, X. Ma, S. Ikonin, E. Alshina (Huawei)

JVET-AM0018
39th Meeting: Daejeon, KR, June 2025 2025-06-26 02:56
JVET AHG report: Ultra-low latency and packet loss resilience (AHG18)

S. Ikonin, S. Wenger, V. Zakharchenko (co-chairs), S. Deshpande, S. Fößel, C. Kim, X. Ma, S. Puri, J. Ström (vice-chairs)

JVET-AM0051
39th Meeting: Daejeon, KR, June 2025 2025-06-16 10:49
AHG18: 2nd teleconference on ultra-low latency and packet loss resilience

S. Ikonin, S. Wenger, V. Zakharchenko (co-chairs), S. Deshpande, J. Ström, X. Ma, C. Kim, S. Puri, S. Fößel (vice-chairs)

JVET-AM0046
39th Meeting: Daejeon, KR, June 2025 2025-05-23 23:18
AHG18: Teleconference on ultra-low latency and packet loss resilience

S. Ikonin, S. Wenger, V. Zakharchenko (co-chairs), S. Deshpande, J. Ström, X. Ma, C. Kim, S. Puri, S. Fößel (vice-chairs)

JVET-AL0176
39th Meeting: Daejeon, KR, March 2025 2025-04-02 08:36
AHG18: Proposed methodology and test conditions for ultra-low latency and error resilience performance evaluation

S. Ikonin, X. Ma, I. Gribushin, M. Sychev, E. Alshina (Huawei)

JVET-AL0018
39th Meeting: Daejeon, KR, March 2025 2025-03-25 21:22
JVET AHG report: Ultra-low latency and packet loss resilience (AHG18)

S. Ikonin, S. Wenger, V. Zakharchenko (co-chairs), S. Deshpande, S. Fößel, C. Kim, X. Ma, S. Puri, J. Ström (vice-chairs)

JVET-AL0044
39th Meeting: Daejeon, KR, March 2025 2025-03-18 22:22
AHG18: Teleconference on ultra-low latency and packet loss resilience

S. Ikonin, S. Wenger, V. Zakharchenko (co-chairs), S. Deshpande, J. Ström, X. Ma, C. Kim, S. Puri, S. Fößel (vice-chairs)

JVET-AK0193
37th Meeting: Geneva, CH, January 2025 2025-01-19 08:46
Low latency Wi-Fi transmission simulation and suggestions on codec requirements

S. Ikonin, X. Ma, I. Gribushin, M. Sychev, V. Khamidullin, R. Shabaev, E. Alshina (Huawei)

JVET-Q0725
17th Meeting: Brussels, January 2020 2020-01-09 09:59
Crosscheck of JVET-Q0582 (Harmonization of JVET-Q0451 and JVET-Q0453 for MIP & LFNST design)

H. Chen, X. Ma (Huawei)

JVET-Q0359
17th Meeting: Brussels, January 2020 2020-01-06 20:35
AHG12: Constraints on tile signaling

X. Ma, H. Yang (Huawei)

JVET-Q0358
17th Meeting: Brussels, January 2020 2020-01-01 08:43
AHG9: Constraints on ALF APS

X. Ma, H. Yang (Huawei)

JVET-Q0357
17th Meeting: Brussels, January 2020 2020-01-01 08:43
AHG9: On clarification of DPS

X. Ma, H. Yang (Huawei)

JVET-Q0355
17th Meeting: Brussels, January 2020 2020-01-01 08:42
AHG8/AHG9: Cleanup on multi-layer coding

X. Ma, H. Yang (Huawei)

JVET-P0135
16th Meeting: Geneva, October 2019 2019-10-08 21:17
AHG8/AHG17: On inter-layer reference picture signaling

X. Ma, H. Yang (Huawei)

JVET-P0905
16th Meeting: Geneva, October 2019 2019-10-03 23:25
Crosscheck of JVET-P0137 (Non-CE4: On coding of merge triangle index)

X. Ma (Huawei)

JVET-P0904
16th Meeting: Geneva, October 2019 2019-10-03 23:25
Crosscheck of JVET-P0136 (Non-CE3: MIP simplification)

X. Ma (Huawei)

JVET-P0134
16th Meeting: Geneva, October 2019 2019-10-03 09:33
AHG17: On long-term reference picture signaling

X. Ma, H. Yang (Huawei)

JVET-P0133
16th Meeting: Geneva, October 2019 2019-10-03 09:06
AHG17: DPB size analysis of VTM6.0 using RA configuration in current CTC

X. Ma, H. Yang (Huawei)

JVET-O0667
15th Meeting: Gothenburg, SE, July 2019 2019-07-11 10:19
DPB size analysis of VTM5.0 using RA configuration in current CTC

X. Ma, H. Yang (Huawei)

JVET-O0980
15th Meeting: Gothenburg, SE, July 2019 2019-07-03 08:28
Crosscheck of JVET-O0322 (Non-CE3: Simplification of PDPC for chroma component)

X. Ma (Huawei)

JVET-O0978
15th Meeting: Gothenburg, SE, July 2019 2019-07-03 08:28
Crosscheck of JVET-O0320 (Non-CE3: CCLM simplification)

X. Ma (Huawei)

JVET-O0066
15th Meeting: Gothenburg, SE, July 2019 2019-06-18 23:12
CE4-3.1a and CE4-3.1b: Unidirectional local illumination compensation with affine prediction

V. Seregin, W.-J. Chien, T. Hsieh, N. Hu, M. Karczewicz (Qualcomm), C.-M. Tsai, C.-C. Chen, C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek), H. Chen, X. Ma, H. Yang (Huawei)

JVET-N0171
14th Meeting: Geneva, March 2019 2019-03-21 10:33
CE1-related: Combination of LIC and affine

H. Chen, X. Ma, H. Yang, J. Chen (Huawei)

JVET-N0657
14th Meeting: Geneva, March 2019 2019-03-20 17:48
Cross-check of JVET-N0132 ( Non-CE3: Simplification of DC Prediction )

X. Ma (Huawei)

JVET-N0178
14th Meeting: Geneva, March 2019 2019-03-13 00:07
CE9: Implicit splitting of BDOF application region (CE9-2.4 and CE9-2.6)

H. Chen, X. Ma, S. Esenlik, H. Yang, J. Chen (Huawei)

JVET-M0890
13th Meeting: Marrakech, January 2019 2019-01-15 18:58
CE9-related: BDOF buffer reduction and enabling VPDU based application

H. Chen, X. Ma, S. Esenlik, H. Yang, J. Chen (Huawei), K. Kondo, M. Ikeda, T. Suzuki (Sony)

JVET-M0718
13th Meeting: Marrakech, January 2019 2019-01-10 10:53
Crosscheck of JVET-M0213 (CE3-related: Chroma intra candidates modification based on directional DM)

X. Ma (Huawei)

JVET-M0717
13th Meeting: Marrakech, January 2019 2019-01-10 09:33
Crosscheck of JVET-M0212 (CE3-related:Improved reference samples range for MDLM)

X. Ma (Huawei)

JVET-M0716
13th Meeting: Marrakech, January 2019 2019-01-10 09:32
Crosscheck of JVET-M0211 (CE3-related:Fixed Reference Samples Design for CCLM)

X. Ma (Huawei)

JVET-M0715
13th Meeting: Marrakech, January 2019 2019-01-10 09:13
Crosscheck of JVET-M0169 (CE3-related: Shared reference samples for multiple chroma intra CBs)

X. Ma (Huawei)

JVET-M0356
13th Meeting: Marrakech, January 2019 2019-01-10 09:06
CE3-related: simplified calculation for CCLM parameters derivation

A. Filippov, X. Ma, V. Rufitskiy, H. Yang, J. Chen (Huawei)

JVET-M0401
13th Meeting: Marrakech, January 2019 2019-01-04 14:00
CE3: Classification-based mean value for CCLM coefficients derivation (tests 2.5.1-2.5.4)

X. Ma, A. Filippov, V. Rufitskiy, H. Yang, J. Chen (Huawei)

JVET-M0284
13th Meeting: Marrakech, January 2019 2019-01-02 14:53
CE9-related: BDOF Modifications to Enable 64x64 VPDU

H. Chen, X. Ma, S. Esenlik, H. Yang, J. Chen (Huawei)

JVET-L0340
12th Meeting: Macao, October 2018 2018-10-23 13:24
CE3: CCLM/MDLM using simplified coefficients derivation method (Test 5.6.1, 5.6.2 and 5.6.3)

X. Ma, H. Yang, J. Chen (Huawei)

JVET-L0342
12th Meeting: Macao, October 2018 2018-10-07 08:05
CE3-related: Classification-based mean value for CCLM coefficients derivation

X. Ma, F. Mu, H. Yang, J. Chen (Huawei)

JVET-L0341
12th Meeting: Macao, October 2018 2018-10-07 08:05
CE3-related: CCLM coefficients derivation method without down-sampling operation

X. Ma, H. Yang, J. Chen (Huawei)

JVET-L0537
12th Meeting: Macao, October 2018 2018-10-07 04:41
Cross-check of JVET-L0515: CE3-related: Non-zero reference lines padding method on the top-line of CTU

X. Ma (Huawei)

JVET-L0339
12th Meeting: Macao, October 2018 2018-09-29 10:15
CE3: CCLM/MDLM coefficients derivation method using one luma line buffer (Test 5.5.1 and 5.5.2)

X. Ma, H. Yang, J. Chen (Huawei)

JVET-L0338
12th Meeting: Macao, October 2018 2018-09-29 10:14
CE3: Multi-directional LM (MDLM) (Test 5.4.1 and 5.4.2)

X. Ma, H. Yang, J. Chen (Huawei)

JVET-K0336
11th Meeting: Ljubljana, July 2018 2018-07-13 09:03
CE3-related: Improved multi-directional LM

X. Ma, H. Yang, J. Chen(Huawei)

JVET-K0190
11th Meeting: Ljubljana, July 2018 2018-07-07 08:40
CE3: Tests of cross-component linear model in BMS1.0 (Test 4.1.8, 4.1.9, 4.1.10, 4.1.11)

X. Ma, H. Yang, J. Chen(Huawei)

JVET-K0191
11th Meeting: Ljubljana, July 2018 2018-07-03 09:59
CE3: Multi-directional LM (Test 4.2.1, 4.2.2, 4.2.3, 4.2.4)

X. Ma, H. Yang, J. Chen(Huawei)

JVET-J0072
10th Meeting: San Diego, April 2018 2018-04-16 07:45
SW for technology proposal by Samsung, Huawei, GoPro, and HiSilicon – mobile application scenario (JVET-J0024)

A. Alshin, E. Alshina, K. Choi, N.Choi, W.Choi, A. Dsouza, R. N. Gadde, S. Jeong, B. Jin, C. Kim, J. Min, J. Park, M. Park, M.W.Park, Y. Piao, C. Pujara, A. Tamse, H. Yang (Samsung), H. Chen, J. Chen, R. Chernyak, S. Esenlik, A. Filippov, S. Gao, S. Ikonin, A. Karabutov, A. M. Kotra, X. Lu, X. Ma, V. Rufitskiy, T. Solovyev, V. Stepin, M. Sychev, T. Wang, Y.-K. Wang, W. Xu, H. Yang, V. Zakharchenko, H. Zhang, Y. Zhao, Z. Zhao, J. Zhou, C. Auyeung, H. Gao, I. Krasnov, R. Mullakhmetov, B. Wang, Y. F. Wong, G. Zhulikov (Huawei), A. Abbas, D. Newman, J. An, X. Chen, Y. Lin, Q. Yu, J. Zheng (HiSilicon)

JVET-J0060
10th Meeting: San Diego, April 2018 2018-04-15 02:12
Surveillance class and CTC for video coding development

X. Ma, H. Zhang, S. Gao, H. Yang, J. Chen (Huawei), S. Chen, D. Wu (Hisilicon)

JVET-J0025
10th Meeting: San Diego, April 2018 2018-04-14 03:02
Description of SDR, HDR and 360° video coding technology proposal by Huawei, GoPro, HiSilicon, and Samsung – general application scenario

H. Chen, J. Chen, R. Chernyak, S. Esenlik, A. Filippov, S. Gao, S. Ikonin, A. Karabutov, A. M. Kotra, X. Lu, X. Ma, V. Rufitskiy, T. Solovyev, V. Stepin, M. Sychev, T. Wang, Y.-K. Wang, W. Xu, H. Yang, V. Zakharchenko, H. Zhang, Y. Zhao, Z. Zhao, J. Zhou, C. Auyeung, H. Gao, I. Krasnov, R. Mullakhmetov, B. Wang, Y. F. Wong, G. Zhulikov (Huawei), A. Abbas, D. Newman (GoPro), J. An, X. Chen, Y. Lin, Q. Yu, J. Zheng (HiSilicon), A. Alshin, E. Alshina, K. Choi, N. Choi, W. Choi, S. Jeong, C. Kim, J. Min, J. Park, M. Park, M. W. Park, Y. Piao, A. Tamse, A. Dsouza, C. Pujara (Samsung)

JVET-J0024
10th Meeting: San Diego, April 2018 2018-04-14 02:55
Description of SDR, HDR and 360° video coding technology proposal by Samsung, Huawei, GoPro, and HiSilicon – mobile application scenario

A. Alshin, E. Alshina, K. Choi, N. Choi, W. Choi, S. Jeong, C. Kim, J. Min, J. H. Park, M. Park, M. W. Park, Y. Piao, A. Tamse, A. Dsouza, C. Pujara (Samsung), H. Chen, J. Chen, R. Chernyak, S. Esenlik, A. Filippov, S. Gao, S. Ikonin, A. Karabutov, A. M. Kotra, X. Lu, X. Ma, V. Rufitskiy, T. Solovyev, V. Stepin, M. Sychev, T. Wang, Y.-K. Wang, W. Xu, H. Yang, V. Zakharchenko, H. Zhang, Y. Zhao, Z. Zhao, J. Zhou, C. Auyeung, H. Gao, I. Krasnov, R. Mullakhmetov, B. Wang, Y. F. Wong, G. Zhulikov (Huawei), A. Abbas, D. Newman (GoPro), J. An, X. Chen, Y. Lin, Q. Yu, J. Zheng (HiSilicon)

JVET-G0101
7th Meeting: Torino, July 2017 2017-07-13 11:01
On internal QP increase for bitrate matching

P. Hanhart, Y. He, Y. Ye (InterDigital), X. Ma, H. Chen, H. Yang, M. Sychev (Huawei)

JVET-E0059
5th Meeting: Geneva, January 2017 2017-01-13 06:42
Floating point QP support for parallel encoding in RA configuration

X. Ma, H. Chen, H. Yang, M. Sychev (Huawei)

JVET-D0180
4th Meeting: Chengdu, October 2016 2016-10-15 08:45
Evaluation report of Letin VR test sequences

X. Lu, X. Ma, M. Sychev, H. Yang (Huawei),

JVET-D0061
4th Meeting: Chengdu, October 2016 2016-10-12 12:00
Co-projection-plane based motion compensated prediction for cubic format VR content

X. Ma, H. Yang, Z. Zhao(Huawei), L. Li, H. Li(USTC)

JVET-C0030
3rd Meeting: Geneva, May 2016 2016-05-29 11:05
Perceptual Quality Assessment Metric MS-SSIM

H. Zhang, X. Ma, Y. Zhao, H. Yang (Huawei)

JVET-C0029
3rd Meeting: Geneva, May 2016 2016-05-26 15:03
Surveillance sequences for video coding development

H. Zhang, X. Ma, H. Yang (Huawei), W. Qiu (Hisilicon)

JVET-C0094
3rd Meeting: Geneva, May 2016 2016-05-26 14:48
Cross-check of JVET-C0061: Decoder-side intra mode derivation

X. Ma, H. Yang (Huawei)

JVET-C0028
3rd Meeting: Geneva, May 2016 2016-05-25 16:59
Suggested 1080P Test Sequences Downsampled from 4K Sequences

H. Zhang, X. Ma, H. Yang (Huawei)

JVET-B0036
2nd Meeting: San Diego, February 2016 2016-02-21 23:10
Simplification of the common test condition for fast simulation

X. Ma, H. Chen, H. Yang (Huawei)

JVET-B0037
2nd Meeting: San Diego, February 2016 2016-02-19 15:10
Performance analysis of affine inter prediction in JEM1.0

H. Zhang, H. Chen, X. Ma, H. Yang (Huawei)

JVET-B0038
2nd Meeting: San Diego, February 2016 2016-02-19 15:09
Harmonization of AFFINE, OBMC and DBF

H. Chen, S. Lin, H. Yang, X. Ma (Huawei)

JVET-B0062
2nd Meeting: San Diego, February 2016 2016-02-19 15:06
Crosscheck of JVET-B0022(ATMVP)

X. Ma, H. Chen, H. Yang (Huawei)

JVET-AQ0199
43rd Meeting: Geneva, July 2026
AHG18: Feedback-Aware Reference Preservation for Ultra-Low Latency

Y. Xiao, Y. Hu, X. Ma (MLS labs)

JVET-AQ0153
43rd Meeting: Geneva, July 2026
[AHG17] Comments on CfP document

E. Alshina, Y. Zhao, X. Ma, S. Ikonin, T. Solovyev (Huawei)

JVET-AQ0133
43rd Meeting: Geneva, July 2026
AHG18: Feedback-Aware Reference Preservation for Ultra-Low Latency

Y. Xiao, Y. Hu, X. Ma (MLS labs)

JVET-AQ0113
43rd Meeting: Geneva, July 2026
AHG9: On Gaussian Splatting Information SEI message enhancements

Y. Hu, X. Ma (MLS Labs), Y. Xu, K. Yang (SJTU)

JVET-AQ0018
43rd Meeting: Geneva, July 2026
JVET AHG report: Ultra-low latency and packet loss resilience (AHG18)

S. Deshpande, S. Ikonin, V. Zakharchenko (co-chairs), S. Fößel, C. Kim, X. Ma, S. Puri, J. Ström, S. Wenger (vice-chairs)

JVET-AM0213
39th Meeting: Daejeon, KR, June 2025
Overview of 3GPP SA4 codec testing for 5G in TR 26.955

R. Mekuria, Q. Pan, X. Ma, S. Ikonin, E. Alshina (Huawei),