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  1. No Access

    Article

    A Novel ECG Enhancement and QRS Detection Scheme Based on the 1-D High-Order Non-convex Total Variation Denoising

    Electrocardiogram (ECG) is a crucial tool for diagnosing cardiovascular diseases, while it is typically contaminated by numerous sorts of noise or artifacts, for instance, non-stationary noise because of muscl...

    Yansong Chen, Hongjuan Zhang, Pengqing Li in Circuits, Systems, and Signal Processing (2023)

  2. No Access

    Article

    Structural local sparse and low-rank tracker using deep features

    Visual trackers based on the sparse representation and low-rank constraints imposed on candidate targets have achieved commendable results. However, combining low-rank constraint imposed on local patches with ...

    Pengqing Li, Hongjuan Zhang, Yansong Chen in Multimedia Systems (2023)

  3. Article

    Open Access

    Non-invasive high frequency oscillatory ventilation inhibiting respiratory motion in healthy volunteers

    Precision radiotherapy needs to manage organ movements to prevent critical organ injury. The purpose of this study is to examine the feasibility of motion control of the lung by suppressing respiratory motion....

    Yanshan Zhang, **aojun Li, Yihe Zhang, Yancheng Ye, Yee-Min Jen in Scientific Reports (2022)

  4. No Access

    Article

    Sparse learning based on clustering by fast search and find of density peaks

    Clustering by fast search and find of density peaks (CFSFDP) is a novel clustering algorithm proposed in recent years. The algorithm has the advantages of low computational complexity and high accuracy. Howeve...

    Pengqing Li, Xuelian Deng, Leyuan Zhang in Multimedia Tools and Applications (2019)

  5. No Access

    Article

    Nonlinear sparse feature selection algorithm via low matrix rank constraint

    The characteristics of non-linear, low-rank, and feature redundancy often appear in high-dimensional data, which have great trouble for further research. Therefore, a low-rank unsupervised feature selection al...

    Leyuan Zhang, Yangding Li, Jilian Zhang, Pengqing Li in Multimedia Tools and Applications (2019)

  6. Article

    Open Access

    SmedOB1 is Required for Planarian Homeostasis and Regeneration

    The planarian flatworm is an emerging model that is useful for studying homeostasis and regeneration due to its unique adult stem cells (ASCs). Previously, planaria were found to share mammalian TTAGGG chromos...

    Shanshan Yin, Yan Huang, Yingnan Zhangfang, **aoqin Zhong in Scientific Reports (2016)