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  1. No Access

    Chapter and Conference Paper

    R-PFN: Towards Precise Object Detection by Recurrent Pyramidal Feature Fusion

    Object detection has been widely studied in the last few decades. However, handling objects with different scales is still marked as a challenging requirement. To solve this problem, we explore how to better u...

    Qifei Jia, Shikui Wei, Yufeng Zhao in Pattern Recognition and Computer Vision (2020)

  2. Chapter and Conference Paper

    A Salient Object Detection Algorithm Based on Region Merging and Clustering

    Salient object detection has recently drawn much attention in computer vision such as image compression and object tracking. Currently, various heuristic computational models have been designed. However, extra...

    Weiyi Wei, Yi**g Yang, Wanru Wang, **ufeng Zhao in Intelligent Information Processing X (2020)

  3. Chapter and Conference Paper

    A Visual Perspective for User Identification Based on Camera Fingerprint

    User identification is to identify the online accounts’ identity, which is a critical problem in many applications. The key problem in that is to find a typical pattern from the online accounts data. Differen...

    **ang Jiang, Shikui Wei, Ruizhen Zhao, Ruoyu Liu, Yufeng Zhao in Image and Graphics (2019)

  4. Chapter and Conference Paper

    Local Saliency Extraction for Fusion of Visible and Infrared Images

    In this paper, a local saliency extraction-based dual-band image fusion algorithm is proposed. Combing the variable computational windows, the local gray distance is designed for saliency analysis. And salienc...

    Wei** Hua, Jufeng Zhao, Guangmang Cui, **aoli Gong, Liyao Zhu in Computer Vision (2017)

  5. No Access

    Chapter and Conference Paper

    Replacement Policies with a Random Threshold Number of Faults

    Most systems fail when a certain amount of reliability quantities have exceeded their threshold levels. The typical example is cumulative damage model in which a system is subjected to shocks and suffers some ...

    Xufeng Zhao, Mingchih Chen, Kazunori Iwata in Proceedings of the Institute of Industrial… (2013)

  6. No Access

    Chapter and Conference Paper

    Cumulative Damage Models with Replacement Last

    This paper proposes a damage model with replacement last. First, the preventive replacement policies with a damage process is given: the unit is replaced at a damage level Z or a planned time T, whichever occurs ...

    Xufeng Zhao, Keiko Nakayama, Syouji Nakamura in Software Engineering, Business Continuity,… (2011)

  7. No Access

    Chapter and Conference Paper

    Optimal Policies for Random and Periodic Garbage Collections with Tenuring Threshold

    It is an important problem to determine the tenuring threshold to meet the pause time goal for a generational garbage collector. From such viewpoint, this paper proposes two stochastic models based on the work...

    Xufeng Zhao, Syouji Nakamura in Advanced Computer Science and Information … (2010)