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  1. No Access

    Chapter and Conference Paper

    Robust Block and Gray-Level Histogram Based Watermarking Scheme

    As one of the crucial problems in watermarking, robustness against geometric distortion and JPEG compression becomes more than challenging and problematic. In this paper, a robust watermarking scheme based on ...

    Chi-Man Pun, **aochen Yuan in Advances in Multimedia Information Processing - PCM 2009 (2009)

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    Chapter and Conference Paper

    A Noise Convolution Network for Tampering Detection

    The vulnerability of digital images to tampering is an ongoing information security issue in the multimedia field. Thus, identifying tampered digital images and locating the tampered regions in the images can ...

    Zhiyao **e, **aochen Yuan, Chan-Tong Lam… in Artificial Neural Networks and Machine Lea… (2023)

  3. No Access

    Chapter and Conference Paper

    RA-Net: A Deep Learning Approach Based on Residual Structure and Attention Mechanism for Image Copy-Move Forgery Detection

    To reduce the difficulty of image forensics on forgery images, in this paper, we present an efficient end-to-end deep learning approach using Residual Structure and Attention Mechanism (RA-Net) for image copy-...

    Kaiqi Zhao, **aochen Yuan, Zhiyao **e… in Artificial Neural Networks and Machine Lea… (2023)

  4. No Access

    Chapter and Conference Paper

    Single Cross-domain Semantic Guidance Network for Multimodal Unsupervised Image Translation

    Multimodal image-to-image translation has received great attention due to its flexibility and practicality. The existing methods lack the generality of effective style representation, and cannot capture differ...

    Jiaying Lan, Lianglun Cheng, Guoheng Huang, Chi-Man Pun… in MultiMedia Modeling (2023)