EP4721402A1 - Verfahren und vorrichtung zur codierung und decodierung von bildern - Google Patents

Verfahren und vorrichtung zur codierung und decodierung von bildern

Info

Publication number
EP4721402A1
EP4721402A1 EP24724529.3A EP24724529A EP4721402A1 EP 4721402 A1 EP4721402 A1 EP 4721402A1 EP 24724529 A EP24724529 A EP 24724529A EP 4721402 A1 EP4721402 A1 EP 4721402A1
Authority
EP
European Patent Office
Prior art keywords
maps
convolution
group
parameters
synthesis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP24724529.3A
Other languages
English (en)
French (fr)
Inventor
Pierrick Philippe
Félix Henry
Theo LADUNE
Gordon Clare
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange SA
Original Assignee
Orange SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Orange SA filed Critical Orange SA
Publication of EP4721402A1 publication Critical patent/EP4721402A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/045—Combinations of networks
    • G06N3/0455—Auto-encoder networks; Encoder-decoder networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/0464—Convolutional networks [CNN, ConvNet]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/048—Activation functions
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • G06N3/088—Non-supervised learning, e.g. competitive learning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/002—Image coding using neural networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Computational Linguistics (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP24724529.3A 2023-05-24 2024-05-07 Verfahren und vorrichtung zur codierung und decodierung von bildern Pending EP4721402A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2305153A FR3151727A1 (fr) 2023-05-24 2023-05-24 Procédé et dispositif de codage et décodage d'images.
PCT/EP2024/062654 WO2024240497A1 (fr) 2023-05-24 2024-05-07 Procédé et dispositif de codage et décodage d'images.

Publications (1)

Publication Number Publication Date
EP4721402A1 true EP4721402A1 (de) 2026-04-08

Family

ID=88505230

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24724529.3A Pending EP4721402A1 (de) 2023-05-24 2024-05-07 Verfahren und vorrichtung zur codierung und decodierung von bildern

Country Status (5)

Country Link
EP (1) EP4721402A1 (de)
KR (1) KR20260017390A (de)
CN (1) CN121533015A (de)
FR (1) FR3151727A1 (de)
WO (1) WO2024240497A1 (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12206851B2 (en) 2021-05-21 2025-01-21 Qualcomm Incorporated Implicit image and video compression using machine learning systems

Also Published As

Publication number Publication date
FR3151727A1 (fr) 2025-01-31
KR20260017390A (ko) 2026-02-05
CN121533015A (zh) 2026-02-13
WO2024240497A1 (fr) 2024-11-28

Similar Documents

Publication Publication Date Title
WO2024121109A1 (fr) Procédé et dispositif de codage et décodage d'images
FR2755818A1 (fr) Codage de signal numerique par decomposition en sous-bandes de frequence et quantification vectorielle a etats finis
WO2024240496A1 (fr) Procédé et dispositif de codage et décodage d'images
WO2024240497A1 (fr) Procédé et dispositif de codage et décodage d'images.
FR2935864A1 (fr) Procede de codage par blocs d'une image matricielle de pixels, programme d'ordinateur et dispositif de capture d'images correspondants
WO2024260629A1 (fr) Procédé et dispositif de codage et décodage de séquences d'images
EP4630971A1 (de) Verfahren und vorrichtung zur codierung und decodierung von bildern
WO2024121110A1 (fr) Procédé et dispositif de codage et décodage de séquences d'images
EP4631248A1 (de) Verfahren und vorrichtung zur codierung und decodierung von bildern
WO2024260628A1 (fr) Procédé et dispositif de codage et décodage de séquences d'images
WO2025056651A1 (fr) Procédé et dispositif de codage et décodage de séquences d'images
WO2025180859A1 (fr) Procédé et dispositif de codage et décodage d'images avec mécanisme de correction
WO2025180860A1 (fr) Procédé et dispositif de codage et décodage d'images avec mécanisme de correction
WO2025056653A1 (fr) Procédé et dispositif de codage et décodage d'images
WO2026003351A1 (fr) Procédé et dispositif de codage et décodage d'un signal
WO2026003293A1 (fr) Procédé et dispositif de codage et décodage d'un signal
FR3156567A1 (fr) Procédé et dispositif de codage et décodage contextuel de séquences d’images.
WO2026087142A1 (fr) Procédé et dispositif de codage et décodage d'images
FR3164089A1 (fr) Procédé et dispositif de codage et décodage d’images
WO2026003294A1 (fr) Procédé et dispositif de codage et décodage d'un signal
Bacchus Deep learning for satellite image compression
EP2839648A1 (de) Verfahren zur codierung und decodierung ganzheitlicher bilder, vorrichtung zur codierung und decodierung ganzheitlicher bilder und zugehörige computerprogramme
WO2025261758A1 (fr) Procédés de codage et de décodage, dispositifs et programme d'ordinateur correspondants

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20251124

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR