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  1. No Access

    Chapter

    Outlook

    Although the Plan has achieved the expected goals, we are still lagging behind in the following aspects judging from the overall international situation.

    Jifeng He, Binxing Fang, Jiaguang Sun in The Fundamental Research for Trustworthy S… (2024)

  2. No Access

    Chapter

    Research in China and Abroad

    Software is a technical discipline that takes computer software as the object and studies its paradigm, development method s, operation support, and quality metrics evaluation. The foundation research . It ...

    Jifeng He, Binxing Fang, Jiaguang Sun in The Fundamental Research for Trustworthy S… (2024)

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    Chapter

    Project Overview

    With the advancement of modern information technology and its widespread application, software has evolved into the soul of modern computer systems. It is at the heart of national informatization construction ...

    Jifeng He, Binxing Fang, Jiaguang Sun in The Fundamental Research for Trustworthy S… (2024)

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    Chapter

    Major Research Achievements

    is an essential topic in software science. The evolution research is closely related to the evolution of software paradigm, development method, operation support, and metric evaluation.

    Jifeng He, Binxing Fang, Jiaguang Sun in The Fundamental Research for Trustworthy S… (2024)

  5. No Access

    Article

    Compressed sensing based feature fusion for image retrieval

    In the standard vector of locally aggregated descriptors (VLAD) model, the residual norm of each descriptor with corresponding center to the VLAD vector varies significantly, thus the visual similarity measure...

    Yanhong Wang, Yigang Cen, Ruizhen Zhao in Journal of Ambient Intelligence and Humani… (2023)

  6. No Access

    Article

    Robust discriminant low-rank representation for subspace clustering

    For the low-rank representation-based subspace clustering, the affinity matrix is block diagonal. In this paper, a novel robust discriminant low-rank representation (RDLRR) algorithm is proposed to enhance the...

    **an Zhao, Gaoyun An, Yigang Cen, Hengyou Wang, Ruizhen Zhao in Soft Computing (2019)

  7. 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)

  8. No Access

    Article

    Low-rank matrix recovery via smooth rank function and its application in image restoration

    Recently, due to smooth rank function generally lie much closer to essential rank function than existing methods, it was used to handle matrix completion problem. In this paper, a new approach for solving low-...

    Hengyou Wang, Ruizhen Zhao, Yigang Cen in International Journal of Machine Learning … (2018)

  9. No Access

    Chapter and Conference Paper

    Composite Descriptors and Deep Features Based Visual Phrase for Image Retrieval

    Local descriptors are very effective features in bag-of-visual-words (BoW) and vector of locally aggregated descriptors (VALD) models for image retrieval. Different kinds of local descriptors represent differe...

    Yanhong Wang, Linna Zhang, Yigang Cen, Ruizhen Zhao in Cloud Computing and Security (2018)

  10. Article

    Open Access

    Clinical and molecular characteristics of invasive community-acquired Staphylococcus aureusinfections in Chinese children

    This study aims to investigate the clinical features of invasive community-acquired Staphylococcus aureus (CA-SA) infection in Chinese children and analyze its molecular features.

    Yanhong Qiao, Xue Ning, Qiang Chen, Ruizhen Zhao, Wenqi Song in BMC Infectious Diseases (2014)

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    Article

    A new approach of conditions on δ 2s (Φ) for s-sparse recovery

    In this paper, we provide a unified expression to obtain the conditions on the restricted isometry constant δ 2s (Φ). These conditions cover the important results proposed by Cande...

    YiGang Cen, RuiZhen Zhao, ZhenJiang Miao, LiHui Cen in Science China Information Sciences (2014)

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    Article

    An improved sparsity adaptive matching pursuit algorithm for compressive sensing based on regularized backtracking

    Sparsity Adaptive Matching Pursuit (SAMP) algorithm is a widely used reconstruction algorithm for compressive sensing in the case that the sparsity is unknown. In order to match the sparsity more accurately, w...

    Ruizhen Zhao, **aoxin Ren, Xuelian Han, Shaohai Hu in Journal of Electronics (China) (2012)

  13. No Access

    Chapter and Conference Paper

    The Method for Constructing Block Sparse Measurement Matrix Based on Orthogonal Vectors

    Compressive sensing is a new way of information processing which recover the original signal through acquiring much fewer measurements with a measurement matrix. The measurement matrix has an important effect ...

    Ruizhen Zhao, Zhou Qin, **hui Tang in Advances in Multimedia Information Process… (2012)

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    Article

    Wavelet denoising via sparse representation

    Wavelet threshold denoising is a powerful method for suppressing noise in signals and images. However, this method often uses a coordinate-wise processing scheme, which ignores the structural properties in the...

    RuiZhen Zhao, **aoYu Liu, Ching-Chung Li in Science in China Series F: Information Sci… (2009)

  15. No Access

    Article

    Broadband Radio Bursts and Fine Structures during the Great Solar Event on 14 July 2000

    25 MHz–7.6 GHz global and detailed (fine structure – FS) radio spectra are presented, which were observed in the NOAA 9077 active region for the Bastille Day (14 July 2000) flare at 10:10–11:00 UT. Besides bro...

    Shujuan Wang, Yihua Yan, Ruizhen Zhao, Qijun Fu, Chengming Tan, Long Xu in Solar Physics (2001)