A JPEG blocking artifact detector for image forensics

作者：

Highlights：

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• A new technique for detecting JPEG blocking artifact.

• Exploits the correlation among DCT coefficients in spatially adjacent blocks.

• Detects JPEG blocking artifacts in anti-forensically modified images.

摘要

•A new technique for detecting JPEG blocking artifact.•Exploits the correlation among DCT coefficients in spatially adjacent blocks.•Detects JPEG blocking artifacts in anti-forensically modified images.

论文关键词：Blocking artifacts,Image forensics,JPEG compression

论文评审过程：Received 4 March 2018, Revised 21 June 2018, Accepted 31 July 2018, Available online 6 August 2018, Version of Record 7 August 2018.

论文官网地址：https://doi.org/10.1016/j.image.2018.07.011