Ad hoc groups of MPEG 150
Name | AHG on compressed video for study of quality metrics (CVQM) |
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Group | AG 5 - MPEG Visual Quality Assessment |
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Mandates | 1. Prepare and conduct CVQM phase 2 subjective quality assessment experiments;
2. Study the correlation between objective quality metrics and subjective quality scores in the CVQM dataset;
3. Study the suitability of learning-based quality metrics for evaluating compression performance. |
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Chair(s) | Yan Ye, Zhibo Chen, Benjamin Bross, Mathias Wien |
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Duration | until the next AG 5 meeting |
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Reflector(s) | mpeg-vqa@lists.rwth-aachen.de |
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Subscribe | https://lists.rwth-aachen.de/postorius/lists/mpeg-vqa.lists.rwth-aachen.de/ |
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Meeting | Wed 2025-06-18 14:00h UTC
Further meetings are held online and are to be announced at least two weeks before the AHG meeting date. | Room Size | |
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Name | AhG on multi-layer video coding verification testing |
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Group | AG 5 - MPEG Visual Quality Assessment |
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Mandates | 1. Finalize the test plan for verification testing of MPEG multilayer video coding technologies along the lines of industry usecases.
2. Prepare and crosscheck bitstreams according to the test plan document.
3. Study coding performance and characteristics of available and proposed video test material.
4. Prepare a draft report document as input to the 20th AG 5 meeting. |
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Chair(s) | Kenneth Anderson, Olena Chubach, Philippe de Lagrange |
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Duration | Until the next AG 5 meeting |
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Reflector(s) | mpeg-vqa@lists.rwth-aachen.de |
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Subscribe | https://lists.rwth-aachen.de/postorius/lists/mpeg-vqa.lists.rwth-aachen.de/ |
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Meeting | 2025-04-30 1700h UTC (max 2h)
Further meetings are held online and are to be announced at least two weeks before the AHG meeting date. | Room Size | |
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Name | AhG on Guidelines for Subjective Visual Quality Evaluation |
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Group | AG 5 - MPEG Visual Quality Assessment |
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Mandates | 1. Maintain the output document on “Guidelines for verification testing of visual media specifications”;
2. Maintain the output document on “Guidelines for remote expert viewing sessions”;
3. Consider extensions and refinements of the guidelines for remote expert viewing for more test types.
4. Finalize a guideline for the naming conventions for raw video data. |
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Chair(s) | Mathias Wien, Lu Yu, Joel Jung |
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Duration | until the next AG 5 meeting |
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Reflector(s) | mpeg-vqa@lists.rwth-aachen.de |
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Subscribe | https://lists.rwth-aachen.de/postorius/lists/mpeg-vqa.lists.rwth-aachen.de/ |
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Meeting | Meetings are held online and are to be announced at least two weeks before the AHG meeting date. | Room Size | |
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Name | AhG on MPEG immersive video |
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Group | WG 4 - MPEG Video Coding |
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Mandates | 1. Prepare Text of ISO/IEC DIS 23090-23 Conformance and reference software for MPEG immersive video 2nd edition
2. Prepare Test Model 24 of MPEG immersive video 2nd edition
3. Document and study new technologies for immersive video coding
4. Promote MPEG immersive video outside of MPEG |
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Chair(s) | bart.kroon@philips.com, Bart Kroon (Chair)
dawid.mieloch@put.poznan.pl, Dawid Mieloch (Vice-chair) |
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Duration | Until the next MPEG meeting |
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Reflector(s) | Announcements: mpeg-i-visual@lists.aau.at
Offline discussion: https://git.mpeg.expert/MPEG/Video/MIV/Contributions |
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Subscribe | Email to: mpeg-i-visual-join@lists.aau.at |
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Meeting | No physical meetings. | Room Size | 20 |
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Online meetings (if any) will be planned with two weeks notice. | Meeting ID: 957 8481 1689
Password: MPEGIVisua |
Name | AhG on MPEG-I immersive audio and audio maintenance |
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Group | General/All |
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Mandates | 1. Execute Workplan on MPEG-I immersive audio
2. Study and progress the integration of MPEG-I immersive audio into WG 3 MPEG-I scene description
3. Study and progress file format for MPEG-I immersive audio
4. Maintain audio-related text, conformance data and reference software
5. Prepare verification test
6. Study and progress media authenticity for MPEG audio technologies |
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Chair(s) | Thomas Sporer (FhG-IDMT) thomas.sporer at idmt.fraunhofer.de
Christof Fersch (Dolby) christof.fersch at dolby.com
Sujeet Mate (Nokia) Sujeet.mate at nokia.com
Erlendur Karlsson (Ericsson) erlendur.karlsson at ericsson.com |
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Duration | Until next WG 6 Meeting |
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Reflector(s) | mpeg-audio @ idmt.fraunhofer.de |
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Subscribe | •To subscribe to the list use the instructions in m68318 (Sapporo Meeting)
•To post on the mailing list, send email to mpeg-audio @ idmt.fraunhofer.de
Note that posting is blocked for non-members
Note that the previously used email list will stop operation soon. |
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Meeting | | Room Size | |
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WG6 zoom AhG meetings as follows:
Joint meeting with WG3 scene description to discuss common architecture:
• See Scene Description AhG meeting schedule
• 2025-05-16 13:00-15:00 UTC (Verification Test Preparation, Preliminary Pilot Testing)
• 2025-06–23 13:00-17:00 UTC (only if needed, all topics)
https://iso.zoom.us/j/2162331649?pwd=MVdzd1l0ejRPNXNubmVYZnd5bjlyZz09
• Documents to be discussed in the AhG meeting on 2025-05-16 shall be registered and uploaded before 2025-05-14, 23:59 UTC.
• Documents to be discussed in the AhG meeting on 2025-06-23 shall be registered and uploaded before 2025-06-20, 23:59 UTC.
• Documents to be discussed at the 20th WG 6 meeting shall be registered until 2025-06-23, 23:59 UTC and uploaded until 2025-06-25, 23:59 UTC. | |
Name | AhG on Audio coding for machines |
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Group | General/All |
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Mandates | 1. 1. Prepare and coordinate CfP submissions
2. Collaborate with ITU-T SG21/Q.6 VCEG
3. Identify industries and use cases for ACoM Phase 2
4. Work on use cases and requirements for ACoM Phase 2 |
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Chair(s) | Sang-Wook Kim (CAU) swkim4 at cau.ac.kr
Thomas Sporer (FhG-IDMT) thomas.sporer at idmt.fraunhofer.de |
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Duration | Until next WG 6 Meeting |
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Reflector(s) | mpeg-acom@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-acom |
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Meeting | | Room Size | |
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WG6 zoom AhG meetings on ACoM as follows:
2025-06–24 08:00-10:00 UTC (only if needed, all topics)
Zoom link https://iso.zoom.us/j/9218290580?pwd=y48Fq1IZyBEBJmva3Mq1ZKNZlbDnre.1
• Documents to be discussed in the AhG meeting on 2025-06-24 shall be registered and uploaded before 2025-06-20, 23:59 UTC.
• Documents to be discussed at the 20th WG 6 meeting shall be registered until 2025-06-23, 23:59 UTC and uploaded until 2025-06-25, 23:59 UTC. | |
Name | AhG on Carriage of Green Metadata |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. prepare the conformance software for ISO/IEC 23001-11 Ed.3 AMD2
2. work on the potential improvements for ISO/IEC CD 23001-19
3. prepare text of ISO/IEC DIS 23001-19 |
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Chair(s) | Olivier Le Meur (InterDigital), Christian Herglotz (BTU) |
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Duration | Until next MPEG meeting |
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Reflector(s) | gen-sys@lists.aau.at – use [green] in email header |
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Subscribe | http://lists.aau.at/mailman/listinfo/gen-sys |
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Meeting | - Several online sessions before the next MPEG meeting if necessary
- details will be announced through the reflector | Room Size | |
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Name | AhG on Lenslet Video Coding (LVC) |
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Group | WG 4 - MPEG Video Coding |
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Mandates | 1. Prepare the responses and pre-review the responses
2. Continue Exploration Experiments on Lenslet to Multiview Convertor Tool
3. Continue Exploration Experiments on Compression of Lenslet Video |
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Chair(s) | teratani-mehrdad@aut.ac.jp, Mehrdad Teratani (Co-chair, Aichi University of Technology, Japan)
jin.xin@sz.tsinghua.edu.cn, Xin Jin (Co-chair, Tsinghua Shenzhen International Graduate School, China) |
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Duration | Until next MPEG meeting |
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Reflector(s) | mpeg-i-visual@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-i-visual |
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Meeting | In person on Sunday before the MPEG week
9:00 – 18:00 Local time | Room Size | 20 |
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Online AhG meeting if needed. | Zoom link to be announced |
Name | AhG on IoMT |
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Group | WG 7 - MPEG Coding of 3D Graphics and Haptics |
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Mandates | - Collect and study additional use cases and technologies connected to the decentralized processing of media by AI in IoMT
- Explore and collect and study additional use cases and technologies connected to the authentication and copyright management of the content exchanged between media things
- Study reference implementations for decentralized processing of media by AI in IoMT |
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Chair(s) | Mihai Mitrea, Sang-Kyun Kim |
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Duration | Until the next MPEG WG7 Meeting |
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Reflector(s) | MIoTW@lists.aau.at |
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Subscribe | http://lists.uni-klu.ac.at/mailman/options/MIoTW
send an email to MIoTW-join@lists.aau.at |
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Meeting | Sun before meeting, 2pm | Room Size | 20 |
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https://iso.zoom.us/j/92992119841?pwd=eksrd2Z4d09uS1VYYTB1MTZLc085UT09 | |
Name | AhG on Compression of Neural Networks for Multimedia Content Description and Analysis |
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Group | WG 4 - MPEG Video Coding |
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Mandates | 1. Maintain data sets and INCTM
2. Collect further application and performance reports of NNC
3. Continue interaction with SC42, SG21/Q5, 3GPP SA4, NNEF, ONNX and the AI/ML community
4. Elaborate use cases and requirements for applying NNC to tensors in AI-based media processing and study relation to other MPEG activities
5. Perform EEs on NNC for tensors in AI-based media processing |
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Chair(s) | werner.bailer@joanneum.at,Werner Bailer (chair)
smchun@insignal.co.kr,Sungmoon Chun (vice-chair) |
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Duration | until next MPEG meeting |
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Reflector(s) | mpeg-nnr@lists.aau.at |
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Subscribe | Email to: mpeg-nnr-join@lists.aau.at |
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Meeting | Thursday, June 26, 2025, 05:00 UTC (online) | Room Size | |
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Name | AhG on Video-based Graphics Coding |
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Group | WG 7 - MPEG Coding of 3D Graphics and Haptics |
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Mandates | • Propose corrections for identified issues in the V3C and V-PCC specifications
• Coordinate scientific and technical dissemination of V-PCC and V-DMC
• Coordinate communications of V-PCC to fairs, exhibitions, workshops, webinars
• Solicit contributions to encapsulate V-PCC and V-DMC in scene graph
• Release new version of the V-DMC test model (SW and documentation) during the editing period
• Conduct the V-DMC experiments
• Coordinate the Joint Exploration Experiment 5
• Coordinate editing text for technologies on V-DMC
• Solicit contributions on V-DMC conformance
• Coordinate preparation of the V-DMC reference software
• Solicit additional data sets for all categories including multiple attributes
• Coordinate the answers to the NB ballot comments on V-DMC
• Coordinate improvements of the V-DMC White paper |
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Chair(s) | Ralf Schaefer (Chair), Khaled Mammou, Danillo Graziosi |
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Duration | Until the next MPEG WG 7 Meeting |
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Reflector(s) | mpeg-3dgc AT gti. ssr. upm. es |
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Subscribe | To subscribe, send email to https://mx.gti.ssr.upm.es/mailman/listinfo/mpeg-3dgc |
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Meeting | Several online sessions before the next MPEG meeting to be announced on the 3DGH reflector ASAP (avoid Friday before the next MPEG meeting)
F2F on Sunday before MPEG week in Daejeon from 3pm to 6pm local time | Room Size | 60 |
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Name | AhG on Geometry-based Point Cloud Compression |
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Group | WG 7 - MPEG Coding of 3D Graphics and Haptics |
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Mandates | 1. Coordinate the editing for the Enhanced G-PCC and Solid G-PCC
2. Update the TMs (SW and documentation) during the editing period
3. Conduct the G-PCC experiments for future enhancements
4. Coordinate scientific and technical dissemination of G-PCC as well as communications of G-PCC to fairs, exhibitions, workshops, webinars
5. Solicit additional data sets for all categories
6. Coordinate the answers to the NB ballot comments on the E-GPCC CD
7. Organise an editors f2f meeting Sunday prior to the MPEG meeting |
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Chair(s) | Hyejung Hur, Sébastien Lasserre, Yingzhan Xu |
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Duration | until the next MPEG WG7 meeting |
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Reflector(s) | mpeg-3dgc@gti.ssr.upm.es |
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Subscribe | to https://mx.gti.ssr.upm.es/mailman/listinfo/mpeg-3dgc |
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Meeting | Several online sessions during the week before the next MPEG meeting. | Room Size | |
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Name | AhG on Haptics Coding |
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Group | WG 7 - MPEG Coding of 3D Graphics and Haptics |
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Mandates | Phase 1:
1. Generate and validate test files according to latest version of the Integrated Reference and Conformance software CRM5.1
2. Solicit contributions to improve Phase 1 standard and reference software algorithm as part of the new EE4
3. Support File Format ISOBMFF and DASH for ISO/IEC 23090 part 32 for Haptics and for the conformance part 37 to progress to CD
4. Prepare a white paper to be published by AG3
Phase 2:
5. Finalize the work on the evaluation platform and associated defined scenarii and collect additional test content
6. Progress the work for implementing the baseline architecture for the Source-Medium-Listener Spatial Haptic Model (SHM) and integration with MPEG-I SD
7. Solicit contributions for EE1, EE2, EE3 and EE5 for Phase 2 |
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Chair(s) | Philippe Guillotel (philippe.guillotel@interdigital.com)
Quentin Galvane (quentin.galvane@interdigital.com) |
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Duration | Until next MPEG meeting |
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Reflector(s) | mpeg-haptics@lists.aau.at – use [Haptics] in email header |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-haptics |
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Meeting | Calls Apr. 16 + May. 07 + May. 28, June 11, June 29 (on-site pre-MPEG#151)
at 1400 UTC. | Room Size | |
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Dial-in details: https://iso.zoom.us/j/7945431076?pwd=b21hT3FWWlUxRVA5S0hZSFYzRGtSUT09 | |
Name | AhG on Market Needs |
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Group | WG 2 - MPEG Technical Requirements |
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Mandates | NGVC
1) Run the market needs analysis on the NGVC |
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Chair(s) | Gilles Teniou, Tencent (teniou@global.tencent.com)
Justin Ridge, Nokia (justin.ridge@nokia.com) |
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Duration | Until the next MPEG meeting |
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Reflector(s) | mpeg-market@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-market |
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Meeting | 18th June. 1pm-2:30pm UTC NGVC intermediate report + high level requirements | Room Size | |
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Name | AhG on Font Format |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. Review the DIS text of ISO/IEC 14496-22 5th edition (WG03N01388) and prepare and submit ballot comments via members’ National Bodies. |
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Chair(s) | Vladimir Levantovsky (Type Standards) |
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Duration | Until next meeting |
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Reflector(s) | mpeg-otspec@lists.aau.at; https://github.com/MPEGGroup/OpenFontFormat |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-otspec |
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Meeting | Zoom conference call may be held, if necessary (detailed information will be posted to the AHG reflector) | Room Size | |
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Name | AhG on AI based 3D graphics coding |
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Group | WG 7 - MPEG Coding of 3D Graphics and Haptics |
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Mandates | - Update test model TMAPv2 with new adoptions for AI-PCC
- Improve working draft for AI-PCC
- Coordinate the AI-PCC EEs including feature enhancement, learning-based attribute coding, reproducible coding, etc.
- Refine common test conditions for AI-PCC
- Organise additional editors meeting |
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Chair(s) | Dong Tian |
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Duration | Until the next MPEG WG7 meeting |
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Reflector(s) | mpeg-3dgc@gti.ssr.upm.es |
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Subscribe | https://mx.gti.ssr.upm.es/mailman/listinfo/mpeg-3dgc |
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Meeting | 1. 1100 - 1300, Wed, May 7 (UTC). Zoom meeting for WD text editing;
2. 0900 - 1700, Sun, Jun 29 (Korea local time). In-person AhG meeting | Room Size | 30 |
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Name | AhG on Feature Coding for Machines |
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Group | WG 4 - MPEG Video Coding |
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Mandates | 1. Develop and release updated FCTM software, anchors, WD, and CTTC.
2. Conduct Core Experiments.
3. Conduct FCTM studies (FE1-3 on training, CTTC, GPU stability, respectively.)
4. Investigate remaining causes of discrepancy in FCTM simulations and propose solutions.
5. Continue to refine Common Test and Training Conditions.
6. For FE2, solicit additional test datasets for Pose estimation.
7. Study FCTM complexity. |
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Chair(s) | chris.rosewarne@canon.com.au,Chris Rosewarne (Canon)
zhangy666@chinatelecom.cn,Yuan Zhang (China Telecom) |
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Duration | Until the next MPEG meeting |
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Reflector(s) | mpeg-wg4-fcm@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-wg4-fcm |
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Meeting | Sunday (June 29): All day. | Room Size | 50-70 |
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Name | AHG on Syntactic Description Language |
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Group | WG 3 - MPEG Systems |
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Mandates | - To review TuC and solicit contribution to improve it.
- To execute the workplan on reference software and conformance |
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Chair(s) | Youngkwon Lim |
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Duration | Until the 20th MPEG Systems WG meeting |
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Reflector(s) | gen-sys@lists.aau.at |
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Subscribe | http://lists.aau.at/mailman/listinfo/gen-sys |
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Meeting | | Room Size | |
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- two conference calls (May and June)
- details to be announced through the reflector | |
Name | AhG on Media Authenticity |
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Group | WG 2 - MPEG Technical Requirements |
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Mandates | 1. Prepare Technical Report on media authenticity.
2. Summarize progress on technical work on media authenticity within the WGs.
3. Check ISO/CD 22144 and JPEG Trust to aligning the terminology. |
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Chair(s) | Jonathan Pfaff (Fraunhofer HHI) jonathan.pfaff@hhi.fraunhofer.de
Christof Fersch (Dolby) christof.fersch@dolby.com
Yuan Zhang (China Telecom) zhangy666@chinatelecom.cn |
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Duration | Until next MPEG meeting |
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Reflector(s) | mpeg-req@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-req |
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Meeting | Conference call to be announced two weeks before | Room Size | |
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Name | AHG on Systems Technologies for Volumetric Media |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. Study and solicit contributions to improve WD of 23090-10 2nd edition.
2. Study 23090-29 and 23090-38 and solicit contributions to improve WD of 23090-10 2nd edition and 23090-18.
3. Discuss open issues in MPEG Git and propose recommended dispositions |
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Chair(s) | Youngkwon Lim, Lauri Ilola |
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Duration | until the 20th MPEG Systems WG meeting |
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Reflector(s) | gen-sys@lists.aau.at |
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Subscribe | http://lists.aau.at/mailman/listinfo/gen-sys |
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Meeting | - F2F meeting on Saturday before the meeting
- details will be announced through the reflector | Room Size | 20 |
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- two conference calls (May and June)
- details will be announce through the reflector | |
Name | AHG on Video Decoding Interface |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. To study TuC and WD, and solicit contributions to improve it
2. To solicit implementation of VDI extension for OpenMAX, MSE, WebCodec, or Vulkan.
3. Communicate with 3GPP and Khronos on the API extensions and other relevant topics related to VDI |
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Chair(s) | Youngkwon Lim, Emmanuel Thomas, Thomas Stockhammer |
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Duration | Until the 20th MPEG Systems WG meeting |
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Reflector(s) | gen-sys@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/gen-sys |
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Meeting | | Room Size | |
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Name | AHG on Systems technologies for media coding for machine standards |
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Group | WG 3 - MPEG Systems |
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Mandates | - To study VCM, FCM and ACoM and solicit contributions on systems' technologies to support them.
- To support other WGs on evaluating the questions related to bitstream structure design of such technologies |
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Chair(s) | Jin Young Lee, Sachin Deshpande, Youngkwon Lim |
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Duration | until the next MPEG meeting |
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Reflector(s) | gen-sys@lists.aau.at |
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Subscribe | http://lists.aau.at/mailman/listinfo/gen-sys |
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Meeting | no meeting | Room Size | |
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Name | AhG on MPEG DASH |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. Study and collect proposals for advancing the WD of Part 7 (WG03N1465)
2. Study technologies under consideration (TuC; WG03N1491) and defect under investigation (DuI; WG03N1475)
3. Continue to work on conformance and reference software |
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Chair(s) | Iraj Sodagar, Christian Timmerer, Ali C. Begen |
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Duration | Until the next MPEG meeting |
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Reflector(s) | dash@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/dash |
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Meeting | Calls: | Room Size | |
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Name | AhG on media authenticity and provenance indication with the MPEG Systems technologies |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. Study the existing MPEG ISOBMFF and DASH standards and identify the subset of requirements of WG03N1516 that are already addressed by these standards, and identify gaps.
2. Study existing non-MPEG standards, and identify the subset of requirements of WG03N1516 that are already addressed by these standards, and identify gaps. |
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Chair(s) | Iraj Sodagar, Youngkwon Lim |
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Duration | Until the 20th MPEG Systems WG meeting |
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Reflector(s) | gen-sys@lists.aau.at |
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Subscribe | http://lists.aau.at/mailman/listinfo/gen-sys |
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Meeting | Conference call:
June 3, 17-18 UTC.
zoom link: https://iso.zoom.us/my/sodagar
Password can be found on the mpeg calendar. | Room Size | |
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Name | AhG on Gaussian Splat Coding |
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Group | WG 4 - MPEG Video Coding |
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Mandates | 1. Prepare use cases and requirements of Gaussian splat coding
2. Collect and prepare data set for Gaussian splat coding
3. Define common test conditions for Gaussian splat coding
4. Prepare anchors for Gaussian splat coding
5. Investigate new Gaussian splat representation and coding technologies
6. Consolidate the software tools for Gaussian splat coding
7. Coordinate the activity on Lightweight GS (1F) |
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Chair(s) | Yiyi Liao, yiyi.liao@zju.edu.cn (co-chair)
Gun Bang, gbang@etri.re.kr (co-chair)
Alexandre Zaghetto, Alexandre.Zaghetto@sony.com (co-chair)
Julien Ricard, jricard@global.tencent.com (co-chair) |
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Duration | Until the next MPEG meeting |
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Reflector(s) | mpeg-gsc@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-gsc |
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Meeting | 2025-06-29 - Sun - (TBD), face-to-face | Room Size | 100 |
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2025-05-06 - Tue - (2pm-4pm UTC), online
2025-06-24 - Tue - (1pm-4pm UTC), online
2025-06-25 - Wed - (3pm-6pm UTC), online | zoom link to be distributed on the reflector |
Name | AhG on Application Formats |
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Group | WG 3 - MPEG Systems |
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Mandates | 0. Study integration of MV-HEVC in application formats
CMAF (Common Media Application Format)
1. Study the DIS, and solicit further input
2. Study the TuC on CMAF and solicit input
3. Solicit feedback on the open issues on GitHub and GitLab.
MIAF (Multi-Image Application Format)
4. Study the DIS, and solicit further input
5. Solicit feedback on the open issues on GitLab
MeMAF (Messaging Application Format)
6. Study the requirements, working draft and solicit further input, in collaboration with 3GPP SA4.
7. Solicit feedback on the open issues on GitLab and GitHub |
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Chair(s) | Krasimir Kolarov; Cyril Concolato; Thomas Stockhammer |
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Duration | until 151st meeting |
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Reflector(s) | CMAF - mpeg-cmaf@lists.aau.at
MIAF, MeMAF - mpeg-maf-dev@lists.aau.at |
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Subscribe | CMAF - https://lists.aau.at/mailman/listinfo/mpeg-cmaf
MIAF, MeMAF - https://lists.aau.at/mailman/listinfo/mpeg-maf-dev |
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Meeting | AHG Meeting:
o Jun. 29, 2025 5:00 - 7:00 UTC (14:00-16:00 Local Korea time) | Room Size | 50 |
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| |
Name | AhG on Smart Contracts for Media |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. Solicit industry participation and contributions for ISO/IEC 23000-23 Decentralized Media Rights Application Format based on ISO/IEC 21000-23 Smart Contracts for Media taking into consideration the latest AI regulatory developments.
2. Study and solicit contributions (e.g., technologies and APIs) for ISO/IEC 23000-23 Decentralized Media Rights Application Format in the areas: a) Smart contracts and DLTs; b) Rights and metadata management; c) Content and creator IDs; and c) File formats and streaming protocols.
3. Enhance collaboration with liaisons (e.g., ISO/TC 307, ITU-T SG21, INATBA, W3C DIDs, ISCC, AMAS and EC) and conduct further dissemination activities (e.g., Digital Asset Management WG - Metaverse Standards Forum).
4. Study and improve the WD of ISO/IEC 23000-23 Decentralized Media Rights Application. |
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Chair(s) | Panos Kudumakis and Mirko Zichichi |
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Duration | Until the 151st MPEG meeting |
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Reflector(s) | smart-contracts@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/smart-contracts |
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Meeting | Biweekly calls starting Wed 16 Apr. 2025, alternatively at 13:00 & 15:00 UTC (2 h) | Room Size | |
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Name | AhG on File Formats |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. Discuss and address the Github and Gitlab issues.
2. Support the groups using the file formats (including audio, DASH, CMAF, OMAF, MIAF, V3C systems, Haptics, NBMP et al.)
3. Study the Technologies under Consideration and Working Draft documents and propose improvements. Study the defect reports and propose corrigendum text.
4. Study the proposed clarifications on the definition of brands and the use of versions, particularly in the ISO base media file format, and suggest improvements.
5. Maintain and update the conformance streams, reference software, white papers and one-pagers, and registration authority, as needed.
6. Study the storage of layered tracks and mixed codecs in a single track, in particular how sample entry boxes and other structures apply
7. Investigate solutions for signaling encryptions options and for improving the robustness of encryption methods
8. Investigate how to update the specifications to use the latest SDL standard |
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Chair(s) | Cyril Concolato (Netflix) and Miska Hannuksela (Nokia) |
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Duration | Until next meeting |
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Reflector(s) | mp4-sys@lists.aau.at
https://github.com/MPEGGroup/FileFormat |
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Subscribe | https://lists.aau.at/mailman/listinfo/mp4-sys |
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Meeting | 1 online meeting first week of June (after the 3rd) on improving the WD on carriage of depth and alpha in preparation of the CD in MPEG-151. | Room Size | |
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Name | AHG on MPEG-I Scene Description and Avatar Representation Formats |
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Group | WG 3 - MPEG Systems |
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Mandates | 1. Work with the audio group WG06 on progressing the integration of legacy and MPEG-I audio into the MPEG-I SD
2. Progress the work on MPEG-I Scene Description taking into account the technologies in the DAM1 of Amd.1 WG03_N1526 and the TuC in WG03_N1494.
3. Progress the standardization process for Avatar Representation formats taking into account the technologies in the Improved CD in WG03_N1510 and the EE description in WG03_N1520
4. Dispose issues in internal and public git environment
5. Collect/coordinate test assets that support the development of the MPEG-I Scene description and Avatar Representation Formats
6. Create conformance files to be shared with the FF group and generate sample files, test writers and readers
7. Work on conformance and reference software based on procedures in WG03_1500.
8. Identify collaboration and open issues related to Khronos
a) Extend the Gltf validator to address the MPEG_ extensions, and follow up with Khronos to integrate our reference software to https://github.com/KhronosGroup/glTF-Validator
b) Submit the Second Edition extensions to Khronos
c) Overlapping extensions
9. Collect information on ongoing scene description related work and promote MPEG-I Scene Description and Avatar Representation Formats, in particular to Khronos, Metaverse Standards Forum, 5G-MAG and 3GPP, including white paper, demos at MPEG#151 and IBC paper.
10. Scope the compression-related aspects of Avatar Representation Formats based of of EE-1, and propose a transition plan of these efforts to WG07 to be completed at MPEG#151.
11. Solicit contributions on future work topics for scene description, including scope, timeline and interest based on procedures in WG03_N1495. |
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Chair(s) | Thomas Stockhammer (tsto@qti.qualcomm.com)
Mary-Luc Champel (champelmaryluc@xiaomi.com)
Gaëlle Martin-Cocher (Gaelle.Martin-Cocher@InterDigital.com) |
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Duration | Until MPEG#151 |
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Reflector(s) | mpeg-i-scene@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-i-scene
Please check gitlab discussions here:
https://git.mpeg.expert/MPEG/Systems/SceneDescription/MPEG-Contributions/-/issues
Please check public github discussions here:
https://github.com/MPEGGroup/Scene-Description |
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Meeting | AHG Meetings
• Call: Monday April 28, 2025 13:30 – 15:00 UTC (15:30 – 17:00 CEST)
o Primarily on second edition extensions to Khronos
• Call: Monday May 26, 2025 13:30 – 15:00 UTC (15:30 – 17:00 CEST)
o Primarily on EE-1 transition planning
• F2f: Sunday June 29, 2025 14:00 – 18:00 local
Note:
• 3GPP SA4#131-bis-e, April 11 – 17, 2025, online
• Easter, April 18-21, 2025
• 3GPP SA4#132, May 19 – 23, 2025, Fukuoka, JP
• Pentacost June 10-12, 2025
• MWS June 24-27, Berlin, DE
• MPEG#151, June 30 – July 4, 2025, Daejon, KR
Logistics
• Zoom: http://iso.zoom.us/my/stockhammer, Passwd as of MPEG#150
• Chairs create issues in gitlab to collect comments.
• If MPEG#151 repository is not yet available, use MPEG#150 repository.
Calendar
- Subscription link for MPEG AHG Calls: https://mpeg.expert/live/nextcloud/remote.php/dav/public-calendars/HAwkATGsmc5bN3Qy?export
- Public link for MPEG AHG Calls http://mpeg.expert/live/nextcloud/index.php/apps/calendar/p/HAwkATGsmc5bN3Qy | Room Size | 40 |
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| 40 |
Name | AhG on on Video Coding for Machines |
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Group | WG 4 - MPEG Video Coding |
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Mandates | 1. Prepare output documents, including VCM CD.
2. Release VCMRS v1.0 software.
3. Conduct Core Experiments.
4. Refinement of evaluation framework.
5. Continue developing VCM technologies.
6. Continue collecting and refining test and training materials, including ground truth.
7. Collaborate with the WG4 FCM AhG and WG5 AhG 8.
8. Separate VCM-level bitstream parsing of VCM-RS from VTM. |
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Chair(s) | Shan Liu (shanl@global.tencent.com)
Chris Rosewarne (chris.rosewarne@canon.com.au) |
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Duration | Until next WG4 meeting |
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Reflector(s) | mpeg-wg4-vcm@lists.rwth-aachen.de |
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Subscribe | https://lists.rwth-aachen.de/postorius/lists/mpeg-wg4-vcm.lists.rwth-aachen.de/ |
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Meeting | Saturday June 28, all day | Room Size | 70 |
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Name | AhG on Genomic Information Representation |
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Group | General/All |
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Mandates | 1. To contribute to the execution of the Core Experiments identified in Description of Core Experiments on Graph Genomes N258
2. To contribute to the development of Part 1 and Part 2 Amd1 Support of graph genome
3. To contribute to the development of a 2nd edition 23092-5 to support Part 6 and the new technologies identified by the answer to the call for technology
4. To support the organization and definition of objectives of the hackathon topic and data availability addressing AI potential for genomic data processing
5. To finalize the reference software annex to 23092-4 3rd edition
6. To compile common test conditions for the evaluation of MPEG-G performance
7. To collect additional test data useful to be used for assessing technologies
8. To disseminate the information and coordinate the activities carried out by ISO/IEC JTC 1/SC 29/WG 8 to other ISO TCs, GA4GH and other organizations
9. Continue the survey and study the advantages and disadvantages of existing genomics security and privacy practices and standards, to identify list of relevant organizations and people |
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Chair(s) | Raymond Krasinski (Philips)
Paolo Ribeca (Bioss) |
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Duration | Until the next WG8 meeting |
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Reflector(s) | SC29-WG8-AHG@listes.epfl.ch |
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Subscribe | To subscribe, send email to SC29-WG8-AHG-subscribe@listes.epfl.ch |
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Meeting | Yes | Room Size | 10 |
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As needed, virtual meetings for the coordination of the development of the AHG mandates may be scheduled on zoom with the appropriate advanced notice. An Ad Hoc virtual meeting on Zoom preceding the next MPEG meeting will take place on Thursday June 26th at 13:00 UTC to 16:00 UTC and a face to face meeting will be held in Daejeon at 15h (5h UTC) | |
Name | AhG on MPEG-G Application Formats and Profiles |
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Group | General/All |
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Mandates | 1. Collect requirements for profiles based on use cases
2. Extend, perform, and evaluate core experiments
3. Determine the impact of the profiles on MPEG-G compression performance
4. Draft the specification of Part 7 Application formats and profiles
5. Verify the compatibility and consistency of the Part 7 specification |
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Chair(s) | Yeremia Gunawan Adhisantoso (Leibniz University Hannover), Patrick Cheung (Philips NL) |
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Duration | Until the next WG8 meeting |
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Reflector(s) | WG8-Profiles-AHG@listes.epfl.ch |
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Subscribe | To subscribe, send email to WG8-Profiles-AHG-subscribe@listes.epfl.ch |
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Meeting | YES | Room Size | 10 |
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As needed, virtual meetings for the coordination of the development of the AHG mandates may be scheduled on zoom with the appropriate advanced notice. An Ad Hoc virtual meeting on Zoom preceding the next MPEG meeting will take place on Thursday June 26th at 16:00 UTC to 17:00 UTC and a face to face meeting will be held in Daejeon at 17h (7h UTC). | |
Name | AhG on scene-based media interchange |
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Group | WG 7 - MPEG Coding of 3D Graphics and Haptics |
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Mandates | 1. Complete specification of “independent mapping space” for text of FDIS;
2. Continue to refine the work plan for Part 28;
3. Continue experiments and tests related to the test data and test methodologies for scene-based media interchange;
4. Continue to collect test data for scene-based media interchange;
5. Study the types of information that should be reported as a result of a translation process, and determine where such information should be stored, e.g., in an asset if applicable;
6. Continue to refine the requirements for SMI and submit updates to MPEG 151;
7. Continue to solicit industry engagement. |
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Chair(s) | Arianne T. Hinds (ahinds@global.tencent.com), Euee Jang (esjang@hanyang.ac.kr) |
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Duration | until the start of MPEG 151 |
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Reflector(s) | mpeg-render@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-render |
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Meeting | Biweekly teleconference calls starting on Thursday 1 May 2025 from 14:00 to 15:30 UTC.
In person on Sunday prior to the start of the next hybrid MPEG meeting, from 12h to 16h | Room Size | 10 |
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Start time for meetings may vary based on agreement by participants that the meeting time should be changed, e.g., to better accommodate participants from Asia or Europe. Additional meetings as needed and scheduled, to be announced no less than two weeks in advance on the reflector. | https://us02web.zoom.us/j/88349981164?pwd=B3qkEbYTam52CyXBvurx6k5auzFEh8.1
Meeting ID: 883 4998 1164
Passcode: 510017 |
Name | AhG on MPEG Use Cases and Requirements |
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Group | WG 2 - MPEG Technical Requirements |
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Mandates | 1. Support other Working Groups with the preparation of draft requirements and use case descriptions in a unified way.
2. Gather such requirements and use case descriptions for final refinement and approval by WG2.
3. Progress the development of MPEG-I Phase 3 requirements, include references to MPEG-I requirements defined elsewhere in their own documents.
4. Progress guidelines on the drafting of WG2 requirements.
5. Improve MPEG website section regarding WG2 mission.
6. Progress NGVC requirements together with VCEG provided a joint AhG call between WG2 and ITU VCEG can be set-up and advertised on time. |
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Chair(s) | Mary-Luc Champel, Xiaomi (champelmaryluc@xiaomi.com)
Igor D.D Curcio, Nokia (igor.curcio@nokia.com) |
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Duration | Until next meeting |
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Reflector(s) | mpeg-req@lists.aau.at |
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Subscribe | https://lists.aau.at/mailman/listinfo/mpeg-req |
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Meeting | AhG call to be announced and agreed if needed | Room Size | |
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Name | AHG on exploration on media type independent metadata |
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Group | General/All |
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Mandates | - to study exploration document (WG03N1515) and solicit contributions to improve it.
- to study bitstream structure of the recent MPEG audio standards and solicit contributions on carrying application specific metadata in audio AU. |
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Chair(s) | Emmanuel Thomas, Imed Bouazizi, Youngkwon Lim |
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Duration | until the next MPEG meeting |
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Reflector(s) | gen-sys@lists.aau.at |
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Subscribe | http://lists.aau.at/mailman/listinfo/gen-sys |
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Meeting | - a conference call
- details to be announced through the reflector | Room Size | |
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| |
Ad hoc groups from other meetings:
MPEG 150, MPEG 149, MPEG 148, MPEG 147, MPEG 146, MPEG 145, MPEG 144, MPEG 143, MPEG 142, MPEG 141, MPEG 140, MPEG 139, MPEG 138, MPEG 137, MPEG 136, MPEG 135
Download the current ad hoc group rules for MPEG AGs and WGs here: