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Open Access

Peer-reviewed

Research Article

Amplitude Versus Angle (AVA) feature restoration in prestack gathers via dictionary learning

Yang Gao ,

Roles Conceptualization, Methodology, Supervision

* E-mail: gaoy_2024@petrochina.com.cn

Affiliation Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan, China

https://orcid.org/0000-0002-3806-7644

⨯
Xuewen Shi,

Roles Methodology, Resources, Software

Affiliation Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan, China
⨯
Dongjun Zhang,

Roles Methodology, Resources, Software

Affiliation Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan, China
⨯
Chang Wang,

Roles Software

Affiliation Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan, China
⨯
Ruhua Zhang,

Roles Software

Affiliation Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan, China
⨯
Yanwen Feng

Roles Software

Affiliation Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan, China
⨯

Amplitude Versus Angle (AVA) feature restoration in prestack gathers via dictionary learning

Yang Gao,
Xuewen Shi,
Dongjun Zhang,
Chang Wang,
Ruhua Zhang,
Yanwen Feng

x

Published: March 20, 2026
https://doi.org/10.1371/journal.pone.0343701

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