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7篇 您的检索式:作者名="Bojian XU"
    题名 作者 年代 出处 被引量
1Response of MG63 Osteoblast Cells to Surface Modification of Ti-6Al-4V Implant Alloy by Laser Interference Lithography显示文摘Qi Liu Wenjun Li Liang Cao Jiajia Wang Yingmin Qu Xinyue Wang Rongxian Qiu Xu Di Zuobin Wang Bojian Liang 2017Journal of Bionic Engineering2017,14,3:4
2Efficient Construction of B-Spline Curves with Minimal Internal Energy显示文摘In this paper,we propose an efficient method to construct energy-minimizing B-spline curves by using discrete mask method.The linear relations between control points are firstly derived for different energy-minimization problems,then the construction of B-spline curve with minimal internal energy can be addressed by solving a sparse linear system.The existence and uniqueness of the solution for the linear system are also proved.Experimental results show the efficiency of the proposed approach,and its application in 1 G blending curve construction is also presented.Gang Xu Yufan Zhu Lishan Deng Guozhao Wang Bojian Li Kin-chuen Hui 2019Computers, Materials & Continua2019,,3:3
3Time-decaying sketches for robust aggregation of sensor data显示文摘CORMODE G TIRTHAPURA S XU BOJIAN 2009SIAM Journal on Computing2009,39,4:1
4Time-decayed correlated aggregates over data streams显示文摘CORMODE G TIRTHAPURA S XU BOJIAN 2009Statistical Analysis and Data Mining2009,2,5:1
5Analysis of ship wake features and extraction of ship motion parameters from SAR images in the Yellow Sea显示文摘The identifying features of ship wakes in synthetic aperture radar (SAR) remote sensing images are of great importance for detecting ships and for extracting ship motion parameters. A statistical analysis was conducted on the identifying features of ship wakes in SAR images in the Yellow Sea. In this study, 1091 ship wake sub-images were selected from 327 SAR images in the Yellow Sea near Qingdao. Analysis of the identifying features of ship wakes in SAR images revealed that both turbulent wakes and Kelvin wakes account for the majority of ship wakes, with turbulent wakes occurring approximately four times as frequently as Kelvin wakes. Narrow-V wakes and internal wave wakes were comparatively rare, which is due to the peculiarities of the radar system parameters and marine environments required to observe these wakes. Additionally, we extracted ship motion parameters from four types of ship wakes in the SAR images. Specifically, internal wave wakes in SAR images in the Yellow Sea were also used to extract ship motion parameters. Validation of the extracted parameters indicated that the extraction of these parameters from ship wakes is a viable and accurate approach for the acquisition of ship motion parameters. These results provide a solid foundation for the commercialization of SAR-based technologies for detecting ships and extracting ship motion parameters.Kaiguo FAN Huaguo ZHANG Jianjun LIANG Peng CHEN Bojian XU Ming ZHANG 2019Frontiers of Earth Science2019,13,3:0
6A cellular wireless location algorithm based on RON online RBF neural network显示文摘Bojian Xu 2015International Journal of Technology Management2015,,6:0
7MEDICAL ENGINEERING COOPERATIVE STUDY OF EVENT-RELATED BRAIN POTENTIAL N400 IN PATIENTS WITH BIPOLAR DEPRESSION显示文摘Objective:To explore the difference and its clinical significance of event-related potential N400 in patients with bipolar depression,unipolar depression and schizophrenia Methods:It was N400 detection for 24 cases of bipolar depression,25 cases of unipolar depression,26 cases of schizophrenia and 28 healthy adults.All were tested with China Runjie WJ-1 ERP Instrument,congruent ending words of Chinese idioms(matching)and incongruent ending words of Chinese idioms(mismatching)mode.Results:(1)Compared with healthy adults in the control group,N400 latencies were prolonged in Cz brain regions and amplitudes were decreased period of three groups of patients before taking the medicine.(2)The delay in latencies and the decrease in amplitude of schizophrenia N400 were negatively correlated with the PANSS total score of the neuropsychological scale.(3)The abnormal degree of N400 in bipolar depression group was between unipolar depression group and schizophrenia group.Conclusions:We initially believe that(1)the bipolar depression group may be an intermediate state between unipolar depression and schizophrenia.(2)Bipolar depression with psychotic symptoms may have specific language barriers and N400 abnormalities.(3)After the next ERP follow-up,N400 can be used as a laboratory aid for identifying unipolar depression,bipolar depression and schizophrenia.Zhang Li Xu Chuchen Shen Hui Chen Meijuan Zhang Yi Lin Xiaodong Chen Ce Dai Bojian 2019现代电生理学杂志2019,26,B03:0
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