This paper proposes a general data-driven approach to optimizing predictors for steganalysis. First, a local pixel predictor is parametrized and then its ...

This paper proposes a general data-driven approach to optimizing predictors for steganalysis. First, a local pixel predictor is parametrized and then its ...

Message is embedded only to horizontal/vertical pixel pairs depending only their value difference. =⇒ Adding diagonal neighbors does not improve steganalysis.

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This paper proposes a general data-driven approach to optimizing predictors for steganalysis. First, a local pixel predictor is parametrized and then its ...

Jun 24, 2024 · In this study, we revisit WS steganalysis using a U-Net variant as a drop-in replacement for the linear filters originally proposed for cover prediction.

Dec 14, 2024 · Compared with the optimal pixel adjustment process (OPAP) method, the proposed method always has lower distortion for various payloads.

Aug 12, 2024 · The HMPSO method is used to enhance the efficacy of the PSO algorithm in the context of steganography. This is achieved by effectively ...

Adversarial embedding, which can deceive the CNN-based steganalyzers, has emerged as an effective strategy to improve image steganography security.

Sep 26, 2021 · The precision metric represents the proportion of positive predictions that are correct. The accuracy and precision should be as high as ...