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    Chapter and Conference Paper

    Discovering Multimodal Hierarchical Structures with Graph Neural Networks for Multi-modal and Multi-hop Question Answering

    Multimodal reasoning is a challenging task that requires understanding and integrating information from different modalities, such as text and image. Existing methods for multimodal reasoning often fail to cap...

    Qing Zhang, Haocheng Lv, Jie Liu, Zhiyun Chen in Pattern Recognition and Computer Vision (2024)

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    Chapter and Conference Paper

    A Novel Blockchain-Based Revocable Permission Management on CP-ABE Scheme

    Relying on the characteristics of decentralized, tamper-proof, and traceable, blockchain technology has begun to be widely used in permission management. It can be used for access control by using smart contra...

    Qianchuan Xv, Yubo Song, Xuan Li, Aiqun Hu in Advances in Artificial Intelligence and Se… (2021)

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    Chapter and Conference Paper

    RGB to HSV Conversion Based on FPGA

    By analyzing the conversion algorithm between RGB and HSV, this paper proposes a fast algorithm to convert RGB space to HSV space. The algorithm adopts shift operation and lookup table instead of floating-poin...

    Fenglian Qi, Xv Li, Guoying Zhang in Frontier Computing (2021)

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    Chapter and Conference Paper

    An Algorithm for Describing the Convex and Concave Shape of Protein Surface

    Protein surface plays a key role in many biological processes. Most proteins participate in the life activities of cells via binding to other proteins or ligand molecules. It is an important work to study prot...

    Wei Wang, Keliang Li, Hehe Lv, Lin Sun, Hongjun Zhang, **ling Shi in Data Science (2018)