INTERNATIONAL ORGANIZATION FOR STANDARDIZATION
ORGANISATION INTERNATIONALE NORMALISATION
ISO/IEC JTC 1/SC 29/WG 11
CODING OF MOVING PICTURES AND AUDIO

 

ISO/IEC JTC 1/SC 29/WG 11N1614
April 1997

 

Source: Leonardo Chiariglione - Convenor
Title: List of Ad-hoc groups established at the 39th Meeting in Bristol, UK
   
1636 Ad Hoc Group on MPEG-2 AAC Audio Conformance Testing and Technical Report
Mandate: Continue working on bitstream development, Technical Report, and preparation of the compliance testing procedures according to the workplan (WG11/N1523).
Chairman: Mike Coleman mc@fivebats.com
Co-Chair: David Thom dthom@msm.mea.com
Meetings: None
   
1637 Adhoc group on MPEG-4 Audio Working Draft editing and Verification Model software implementation
Mandate: To continue the editing of the MPEG-4 Audio Working Draft and the development of the VM software implementation
Chairman: Bernhard Grill grl@lte.e-technik.uni-erlangen.de
Co-chair:  
Meetings: No meetings will be held
Membership: Email Heiko Purnhagen to be added to the mailing list
   
1638 Ad-Hoc Group on core experiments for MPEG-4 audio (including SNHC Audio)
Mandate: To refine methodology for conducting and evaluating core experiments for the MPEG-4 VM work. To co-ordinate the preparation of core experiments for MPEG-4 Audio.
Chairman: Karlheinz Brandenburg bdg@iis.fhg.de
Co-chair: Takehiro Moryia moryia@splab.hil.ntt.jp
Meetings: One meeting will be held on the day prior to the Stockholm MPEG meeting
   
1639 Adhoc group on MPEG-4 Video VM complexity evaluation
Mandate: To adopt profiling and instrumentation modules from the implementation studies group for complexity evaluation, (2) To organize and conduct experiments to gather statistical information on complexity
Chairman: Simon Winder (swinder@microsoft.com)
Co-Chair: Wie-ge Chen (wchen@microsoft.com)
   
1640 Ad Hoc Group on Audio FAQ for the MPEG Home Page
Mandate: - To collect more frequently asked questions from the WWW and elsewhere,

- To draft unanimously agreed answers to these questions, and to update the FAQ’s, contained in the MPEG doc. WG11/N1635 until the next meeting

Chair: Jens Spille spillej@thomson.de
Co-Chair: Leon van de Kerkhof kerkhofl@ce.philips.nl
Meetings: No meeting will be held.
   
1649 Ad-hoc group on core experiments on coding of arbitrarily shaped objects in MPEG-4 video
Mandate: To collect core experiments description

Editing a document with all core experiments

Distribution of the core experiments document to the video group reflector

Development of evaluation criteria for results of core experiments

Coordination of common conditions for appropriate core experiments

Chairman: J. Ostermann (Ostermann@research.att.com)
Co-chair:  
Meetings: A meeting will be held on the Sunday before the Stockholm meeting, from 9am to 7pm
Reflector: object@research.att.com
Subscribe: Ostermann@research.att.com
   
1652 Ad-hoc group on core experiments on error resilience in MPEG-4 video
Mandate: To collect core experiments description

Editing a document with all core experiments

Distribution of the core experiments document to the video group reflector

Development of evaluation criteria for results of core experiments

Coordination of common conditions for appropriate core experiments

Chairman: J. Brailean (brailean@areaplg2.corp.mot.com)
Co-chair:  
Meetings: A meeting will be held on the Sunday before the Stockholm meeting
Reflector: mpeg4_robust@ukraine.corp.mot.com
Subscribe: brailean@areaplg2.corp.mot.com
   
1653 Ad-hoc group on core experiments on multifunctional coding in MPEG-4 video
Mandate: To collect core experiments description

Editing a document with all core experiments

Distribution of the core experiments document to the video group reflector

Development of evaluation criteria for results of core experiments

Coordination of common conditions for appropriate core experiments

Chair: A. Puri (apuri@research.att.com)
Co-chair:  
Duration: until the 40th MPEG meeting
Meetings: No meeting will be held.
Reflector: mpeg4mfuncod@research.att.com
Subscribe: apuri@research.att.com
   
1654 Ad-hoc group on core experiments on coding efficiency in MPEG-4 video
Mandate: To collect core experiments description

Editing a document with all core experiments

Distribution of the core experiments document to the video group reflector

Development of evaluation criteria for results of core experiments

Coordination of common conditions for appropriate core experiments

Chairman:

Co-Chair

J. Muller (jmuller@iterated.com)
Duration: Until 40th meeting
Meetings A meeting will be held on the Saturday and Sunday before the Stockhom meeting
Reflector: coding_eff@world.std.com
Subscribe: jmuller@iterated.com
   
1655 Ad-hoc group on editing the documents of the MPEG-4 video verification model and the MPEG-4 visual working draft
Mandate: To maintain consistent documents for the verification model (VM) and the working draft (WD)
Chairmen: T. Ebrahimi (ebrahimi@epfl.ch) and

A. Puri (apuri@research.att.com)

Duration: Until 40th meeting
Meetings: No meetings
Reflector: mpeg4-vm@ltssg3.epfl.ch
Subscribe:  
   
1657 Ad-hoc group on AAC verification test preparation
Mandate: 1. To collect and prepare new stereo test material
2. To prepare a preliminary test plan
3. To look for volunteers to run the tests
Chairmen: Martin Dietz diz@iis.fhg.de

Laura Contin contin@cselt.it

Duration: Until 40th meeting
Meetings: No meetings
Reflector:  
Subscribe:  
   
1667 Ad Hoc Group on SNHC visual texture/mesh coding
Mandate: To coordinate the evaluation of core experiment V1, V2, V3, Z3, Z4.

Update the core experiment descriptions

Chairmen: Touradj Ebrahimi (ebrahimi@epfl.ch)

Homer Chen (homer@risc.rockwell.com)

Meetings: one meeting on 20 July in Stockholm
Reflector: snhc-obj@ltssg3.epfl.ch
Subscribe:  
   
1668 Adhoc group on SNHC MITG
Mandate: Coordinate the performance of core experiments pertaining to the integration of text and graphics.

Verify, refine, and extend the text and graphics functionalities, class libraries, and BIFS bitstream syntax in SNHC VM 4.0.

Validate the integration of the text and graphics functionalities with the Systems scene composition architecture

Chairman: Ram Nagarajan (ram@hitchcock.hac.com)
Co-chair: Ganesh Rajan (grajan@gi.com)
Meetings: meeting on 20 July in Stockholm
Reflector: snhc-api@es.com
Subscribe:  
   
1670 Ad Hoc Group on SNHC VM editing
Mandate: Ensure that the SNHC VM is suitable for public access within 2 weeks of the end of the WG11 Meeting in Bristol.

Edit and maintain the SNHC VM

Chairman: Caspar Horne, Mediamatrics, Inc. (caspar@mediamatics.com)
Co-chair: Ganesh Rajan, General Instrument Corp. (grajan@gi.com)
Meetings: none planned
Reflector: snhc-vm@mediamatics.com
   
1671 Ad-hoc group on Face and Body Animation
Mandate: To verify, refine and extend face and body animation functionalities in the SNHC-VM 3.0

• To produce additional FAP and FDP data sets

• To integrate the FAP decoder into the MPEG4 player

• To continue the software implementation of the SNHC-VM 3.0

• To obtain a Test Data Set for body animation

Chairmen: Eric Petajan and Tolga Capin
Meetings: on 20 July in Stockholm
Reflector: snhc-fba@es.com
   
1673 Ad-hoc group on MPEG-4 requirements
Mandate: To discuss MPEG-4 Profiles.

To Finalize version 3 of the MPEG-4 Profiles Document.

To discuss requirements for usages of MPEG-4 on the DVD.

To discuss the MPEG-4 Overview Document.

To discuss MPEG-4 Requirements Issues.

   
Chairman: Rob Koenen (r.h.koenen@research.kpn.com)
Co-Chair: Jean-Claude Dufourd (dufourd@elec.enst.fr) for collection of requirements for usage of MPEG-4 technology on the DVD
Duration: Until 40th meeting
Meetings No meetings. All business will be conducted by E-mail, FAX or Telephone.
Reflector: MPEG4REQS@research.kpn.com

to Subscribe send mail to: mailserv@research.kpn.com

in the body of the message: subscribe mpeg4reqs <yourname>at<yourplace>

   
1674 Adhoc group on MPEG-7 requirements
Mandate: To discuss requirement for MPEG-7.

To further develop the MPEG-7 Context and Objectives.

   
Chairman: Fernando Pereira fp@lx.it.pt
Co-Chair: Ed Hartley e.hartley@lancaster.ac.uk
   
Duration: Until 40th meeting
   
Meetings No meetings. All business will be conducted by E-mail, FAX or Telephone.
   
Reflector: MPEG-7@lx.it.pt
   
1675 Ad Hoc Group on content-related IPR Issues in MPEG-4
Mandate: to discuss IPR Issues

to develop the concept of unique identification of works to MPEG-4 objects and compositions

to develop the requirements for MPEG-4 in the area of protection of works and auditing trails, and Electronic Copyright Management Systems.

to continue finding other involved parties (content providers, distributors, publishers, producers, end users, collective rights representatives, authors/performers) and seek their input

Chairman: Dominique Yon
Duration: Until 40th meeting
   
Meetings No meetings. All business will be conducted by E-mail, FAX or Telephone.
   
Reflector: mpeg4ipr@research.kpn.com
   
Subscribe: Send mail to mailserv@research.kpn.com with text
subscribe mpeg4ipr your.name@your.place
   
1677 Ad-hoc group on MPEG-4 Low Delay Evaluations
Mandate: Review the delay and latency requirements found within the Requirements and Profiles documents and propose specific requirements and values as appropriate.

Identify and propose mechanisms to improve VM support for a Low Delay Mode.

Coordinate the development of evaluation criteria for analysis of MPEG-4 video core experiments relative to delay considerations.

Interface with the ITU-T LBC Experts Group relative to delay considerations.

Chairman: Michael Zeug (Iterated Systems) mzeug@iterated.com
Duration: Until 40th meeting
   
Meetings No meetings. All business will be conducted by E-mail, FAX or Telephone.
   
Reflector: Low_Delay@listserv.iterated.com
   
1687 Ad-hoc group on SNHC FAQ
Mandate: Gather about 20 frequently asked questions (FAQ) on MPEG-4 video.

Formulate answers to the FAQ's.

Chairman: Sylvie Jeannin (Laboratoires d'Electronique Philips - LEP)

jeannin@lep.research.philips.com

Co-chair:  
Duration: Until 40th meeting
Meetings: No meetings.
Reflector:  
Subscribe:  
   
1696 Ad Hoc Group on Systems Working Draft editing
Mandate: Edit the Systems Working Draft

Discuss the need of evolution (content and shape) of Systems Working Draft 3.0.

Solicit contributions to solve these needs.

Integrate contributions in the Systems Working Draft.

Chairman: Alexandros Eleftheriadis (Columbia University)
Co-chair: Carsten Herpel (Thomson) and Liam Ward (Teltec)
Duration: 40th MPEG Meeting (Bristol)
Meetings None
Reflector:  
  olivier.avaro@issy.cnet.fr
   
1697 AHG on Systems Verification Model
   
Mandate: Systems Verification Model

Produce test bitstreams for July test case,

Exchange architectural and software information for the VM implementation,

Clean and document the Systems Verification Model Specification.

Chairman : Olivier Avaro (France Telecom - CNET)
Co-chair: Carsten Herpel (Thomson) and Liam Ward (Teltec)
Duration: 40th MPEG Meeting (Bristol)
Meetings: None
Reflector:  
Subscribe: olivier.avaro@issy.cnet.fr
   
1698 AHG on Systems VM implementation 1
Mandate: Develop, Integrate and Demonstrate Systems Software Verification Model

Implement the Systems demonstration test case (WG11 N1694) with the help of the committed partners,

Demonstrate the Systems demonstration test case

Chairman: Zvi Lifschitz (VDOnet Corporation)
Co-chair: Pallavi Shah (Sun) and Stefano Battista (CSELT)
Duration: 40th MPEG Meeting
Meetings: None planned.
Reflector:  
Subscribe: olivier.avaro@issy.cnet.fr
   
1699 AHG on Systems VM implementation 2
Mandate: Develop, Integrate and Demonstrate Systems Software Verification Model

Implement the Systems demonstration test case (WG11 N1694) with the help of the committed partners,

Demonstrate the Systems demonstration test case

Chairmen: Rohit Agarwal (Intel Corporation)
Duration: 40th MPEG Meeting
Meetings: No meetings
Subscription: olivier.avaro@issy.cnet.fr
   
1700 AHG on systems multiplex specification
Mandate: Develop Systems Multiplex Specification

Clarify the layered architecture of Systems in relation with DMIF,

Clarify the buffer model and ETS semantics,

Document Systems FlexMux specification,

Propose experiments and evolutions of the Systems multiplex.

Chairmen: Carsten Herpel (Thomson)
Duration: 40th MPEG Meeting
Meetings: A two day meeting will take place in June (date and place to be defined),

A two day meeting will take place on the saturday and sunday before the 40th MPEG meeting.

Subscription: olivier.avaro@issy.cnet.fr
   
1701 Ad-hoc group on systems composition
Mandate: Develop BIFS specification.

Conduct experiments on BIFS,

Document the BIFS specification for Audio, Video, Natural and Synthetic scene,

Develop technical collaborations with VRML experts.

Chairmen: Julien Signès (France Telecom-CNET)
Co-Chairs : Raj Taluri (Texas Instrument) Eric Scheirer (MIT), Eric Petajan (Lucent Technologies)
Duration: 40th MPEG Meeting
Meetings: No meetings.
Subscription: olivier.avaro@issy.cnet.fr
   
1702 Adhoc group on joint visual/audio/systems activities
Mandate: Clarify and resolve the following issues

Sprite composition,

FAP synchronisation

Video buffer model,

Audio buffer model

Error resilience,

Timing and Synchronisation,

Object ID.

Chairmen: Raj Taluri (Texas Instrument)
Duration: 40th MPEG Meeting
Meetings: An AHG meeting will take place on Sunday 9h-13h before the 40th MPEG meeting.
Subscription: olivier.avaro@issy.cnet.fr
   
1703 Adhoc group on systems QoS
Mandate: Definition of quality of service parameters

Identify the useful parameters for quality of service caracterization,

Precise the semantic of these parameters.

Chairmen: Dominique Curet (France Telecom-CNET)
Duration: 40th MPEG Meeting
Meetings: No meetings. By e-mail only
Subscription: olivier.avaro@issy.cnet.fr
   
1708 Adhoc group on MPEG-4 player
Mandate: Develop a demonstrator of audio and facial animation as a first step of the MPEG-4 Player project (document WG11/N1705)
Chairmen: Mike Coleman mc@fivebats.com
Duration:  
Meetings: None
Subscription:  
   
1710 Adhoc group on logistics for MPEG-4 July 1997 tests
Mandate: To coordinate the distribution of test sequences

To prepare the VM coded sequences

To collect the coded material

To edit the tapes

To run the tests and analyse the data

To prepare a report of the tests

Chairman: V. Baroncini FUB vittorio@fub.it
Co-chair J. Muller Iterated Systems jmuller@iterated.com
Duration: 40th MPEG Meeting
Meetings: No meetings. By e-mail only
Reflector: mpeg4test@drogo.cselt.it
Subscription: laura.contin@cselt.it
   
1711 Adhoc group on computational graceful degradation techniques
Mandate: To continue investigations on Computational Graceful Degradation for the purpose of :-

1. Performing a ISG core experiment to evaluate and demonstrate CGD functionality with regard to Video decoding.

2. Specify the Normative implications.

3. Identify elements that need to be standardised

To specify a preliminary description of the system interfaces apt to:

1. Transmit decoder status information to the encoder

2. Exchange information with the underlying scheduler/OS to enable optimal resource allocation

Chairmen: Marco Mattavelli (EPFL)
Duration: 39th MPEG Meeting (Bristol)
Meetings: By email only