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    Article

    Efficient Lagrange multiplier selection for scalable video coding using temporal inter-layer dependency

    Designed for scalable video coding, an efficient algorithm for Lagrange multiplier selection, named as Lagrange multiplier selection with temporal scalability, is proposed based on inter-layer dependency in th...

    Kaifang Yang, Shuai Wan, Yanchao Gong, Yan Feng… in Signal, Image and Video Processing (2015)

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    Article

    A Novel SAO-based Filtering Technique for Reduction in Temporal Flickering Artifacts in H.265/HEVC

    This paper presents a novel filtering technique based on sample adaptive offset (SAO) in H.265/high-efficiency video coding (HEVC) for reduction in the temporal flickering artifacts and improving the coding pe...

    Kaifang Yang, Shuai Wan, Yanchao Gong… in Circuits, Systems, and Signal Processing (2016)

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    Article

    A Visual-Masking-Based Estimation Algorithm for Temporal Pum** Artifact Region Prediction

    This paper investigates the temporal pum** artifact (TPA) induced by digital video coding using H.264/AVC and H.265/HEVC standards and proposes a visual-masking-based method to estimate regions with percepti...

    Yanchao Gong, Shuai Wan, Kaifang Yang… in Circuits, Systems, and Signal Processing (2017)

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    Article

    Perceptual quantization parameter selection for crime scene investigation tool images

    Yanchao Gong, Zhao Li, Zhuang Wang, Kaifang Yang, Ying Liu… in Frontiers of Computer Science (2023)