JP2022539786A5 - - Google Patents

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Publication number
JP2022539786A5
JP2022539786A5 JP2021578139A JP2021578139A JP2022539786A5 JP 2022539786 A5 JP2022539786 A5 JP 2022539786A5 JP 2021578139 A JP2021578139 A JP 2021578139A JP 2021578139 A JP2021578139 A JP 2021578139A JP 2022539786 A5 JP2022539786 A5 JP 2022539786A5
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Japan
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cclm
current block
target
parameter
parameters
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JP2021578139A
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Japanese (ja)
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JP2022539786A (ja
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Priority claimed from PCT/CN2020/090644 external-priority patent/WO2021004152A1/zh
Publication of JP2022539786A publication Critical patent/JP2022539786A/ja
Publication of JP2022539786A5 publication Critical patent/JP2022539786A5/ja
Priority to JP2025092991A priority Critical patent/JP2025124822A/ja
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JP2021578139A 2019-07-10 2020-05-15 画像成分の予測方法、エンコーダ、デコーダ及び記憶媒体 Pending JP2022539786A (ja)

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JP2025092991A JP2025124822A (ja) 2019-07-10 2025-06-03 画像成分の予測方法、エンコーダ、デコーダ及び記憶媒体

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US201962872694P 2019-07-10 2019-07-10
US62/872,694 2019-07-10
PCT/CN2020/090644 WO2021004152A1 (zh) 2019-07-10 2020-05-15 图像分量的预测方法、编码器、解码器以及存储介质

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JP2022539786A JP2022539786A (ja) 2022-09-13
JP2022539786A5 true JP2022539786A5 (https=) 2023-05-16

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JP2021578139A Pending JP2022539786A (ja) 2019-07-10 2020-05-15 画像成分の予測方法、エンコーダ、デコーダ及び記憶媒体
JP2025092991A Pending JP2025124822A (ja) 2019-07-10 2025-06-03 画像成分の予測方法、エンコーダ、デコーダ及び記憶媒体

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US (1) US12047557B2 (https=)
EP (1) EP3972251A4 (https=)
JP (2) JP2022539786A (https=)
KR (1) KR20220030950A (https=)
CN (1) CN114041288A (https=)
WO (1) WO2021004152A1 (https=)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11765376B2 (en) * 2020-10-08 2023-09-19 Tencent America LLC Pruning methods and apparatuses for neural network based video coding
CN115190312B (zh) * 2021-04-02 2024-06-07 西安电子科技大学 一种基于神经网络的跨分量色度预测方法及装置
US11956453B2 (en) * 2021-06-15 2024-04-09 Tencent America LLC Content-adaptive online training for DNN-based cross component prediction with scaling factors
CN118216145A (zh) * 2021-08-13 2024-06-18 抖音视界有限公司 用于视频处理的方法、装置和介质
US12531994B2 (en) * 2022-01-21 2026-01-20 Mediatek Inc. Method and apparatus of cross-component linear model prediction with refined parameters in video coding system
EP4510566A4 (en) * 2022-04-12 2026-02-11 Guangdong Oppo Mobile Telecommunications Corp Ltd ENCODING METHOD AND APPARATUS, DECODING METHOD AND APPARATUS, AND ENCODING DEVICE, DECODING DEVICE AND RECORDING MEDIUM
EP4513873A4 (en) * 2022-04-20 2026-04-08 Lg Electronics Inc METHOD AND DEVICE FOR IMAGE ENCODING/DECODING BASED ON CONVOLUTIONARY INTER-COMPONENT MODEL PREDICTION (CCCM), AND RECORDING MEDIUM FOR STORING A BINARY STREAM
WO2023224290A1 (ko) * 2022-05-18 2023-11-23 현대자동차주식회사 인트라 예측에서 성분간 관계 모델 유도를 위한 참조샘플 선택을 위한 방법 및 장치
CN116320438A (zh) * 2022-09-16 2023-06-23 浙江大华技术股份有限公司 帧内预测模式的确定方法、智能编码方法及智能解码方法
CN120814227A (zh) * 2023-01-10 2025-10-17 联发科技股份有限公司 用于交叉分量模型合并模式的视频编解码方法和装置
CN121002862A (zh) * 2023-04-13 2025-11-21 Oppo广东移动通信有限公司 编解码方法及装置、编解码器、码流、设备、存储介质
EP4704417A1 (en) * 2023-04-27 2026-03-04 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Coding method, decoding method, code stream, coder, decoder and storage medium
CN121399944A (zh) * 2023-06-20 2026-01-23 联发科技股份有限公司 用于在索引表中存储用于交叉分量预测合并模式的时间模型的方法和设备
CN116668704B (zh) * 2023-08-02 2024-02-06 深圳传音控股股份有限公司 处理方法、处理设备及存储介质
WO2026007093A1 (zh) * 2024-07-04 2026-01-08 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8855213B2 (en) * 2009-03-26 2014-10-07 Apple Inc. Restore filter for restoring preprocessed video image
CN104718759B (zh) * 2012-01-24 2019-01-18 华为技术有限公司 Lm模式的简化
CN103260018B (zh) * 2012-02-16 2017-09-22 乐金电子(中国)研究开发中心有限公司 帧内图像预测编解码方法及视频编解码器
WO2014151526A1 (en) 2013-03-15 2014-09-25 Huiru Wang Biological therapeutics for infection-relating disorders or conditions
US9648330B2 (en) * 2013-07-15 2017-05-09 Qualcomm Incorporated Inter-color component residual prediction
KR101530774B1 (ko) * 2013-09-30 2015-06-22 연세대학교 산학협력단 영상 부호화 및 복호화 방법, 장치 및 시스템
US9998742B2 (en) * 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
WO2018016381A1 (en) * 2016-07-22 2018-01-25 Sharp Kabushiki Kaisha Systems and methods for coding video data using adaptive component scaling
WO2018116925A1 (ja) * 2016-12-21 2018-06-28 シャープ株式会社 イントラ予測画像生成装置、画像復号装置、および画像符号化装置
JP2021005741A (ja) * 2017-09-14 2021-01-14 シャープ株式会社 画像符号化装置及び画像復号装置
US20190342546A1 (en) * 2018-05-03 2019-11-07 FG Innovation Company Limited Device and method for coding video data based on different reference sets in linear model prediction
CN116708833A (zh) * 2018-07-02 2023-09-05 Lg电子株式会社 编解码和发送方法及存储介质
WO2020094057A1 (en) * 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Position based intra prediction
KR102637084B1 (ko) * 2018-11-23 2024-02-15 엘지전자 주식회사 영상 코딩 시스템에서 cclm 예측 기반 영상 디코딩 방법 및 그 장치
CN116193132A (zh) * 2019-01-03 2023-05-30 华为技术有限公司 色度块的预测方法和装置

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