OPT OpenIR
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Structured dictionary learning for abnormal event detection in crowded scenes 期刊论文
PATTERN RECOGNITION, 2018, 卷号: 73, 页码: 99-110
作者:  Yuan, Yuan;  Feng, Yachuang;  Lu, Xiaoqiang
Adobe PDF(3917Kb)  |  收藏  |  浏览/下载:362/3  |  提交时间:2017/12/25
Video Surveillance  Abnormal Event Detection  Dictionary Learning  Sparse Representation  Reference Event  
A discriminative representation for human action recognition 期刊论文
PATTERN RECOGNITION, 2016, 卷号: 59, 页码: 88-97
作者:  Yuan, Yuan;  Zheng, Xiangtao;  Lu, Xiaoqiang;  Lu, Xiaoqiang (luxiaoqiang@opt.ac.cn)
Adobe PDF(958Kb)  |  收藏  |  浏览/下载:268/1  |  提交时间:2016/10/13
Action Recognition  Discriminative Representation  Classifier  Maximum Likelihood  
Congested scene classification via efficient unsupervised feature learning and density estimation 期刊论文
PATTERN RECOGNITION, 2016, 卷号: 56, 页码: 159-169
作者:  Yuan, Yuan;  Wan, Jia;  Wang, Qi
Adobe PDF(2339Kb)  |  收藏  |  浏览/下载:198/1  |  提交时间:2016/08/19
Computer Vision  Unsupervised Feature Learning  Scene Classification  Density Estimation  Spherical K-means  Feature Pooling  
Robust visual tracking with discriminative sparse learning 期刊论文
PATTERN RECOGNITION, 2013, 卷号: 46, 期号: 7, 页码: 1762-1771
作者:  Lu, Xiaoqiang;  Yuan, Yuan;  Yan, Pingkun
Adobe PDF(1730Kb)  |  收藏  |  浏览/下载:272/2  |  提交时间:2015/06/15
Visual Tracking  Sparse Representation  Particle Filter  Non-local Self-similarity  
Segmentation of retinal blood vessels using the radial projection and semi-supervised approach 期刊论文
PATTERN RECOGNITION, 2011, 卷号: 44, 期号: 10-11, 页码: 2314-2324
作者:  You, Xinge;  Peng, Qinmu;  Yuan, Yuan;  Cheung, Yiu-ming;  Lei, Jiajia
Adobe PDF(1332Kb)  |  收藏  |  浏览/下载:431/2  |  提交时间:2011/09/30
Radial Projection  Retinal Images  Steerable Complex Wavelet  
Optimization for limited angle tomography in medical image processing 期刊论文
PATTERN RECOGNITION, 2011, 卷号: 44, 期号: 10-11, 页码: 2427-2435
作者:  Lu, Xiaoqiang;  Sun, Yi;  Yuan, Yuan
Adobe PDF(804Kb)  |  收藏  |  浏览/下载:535/11  |  提交时间:2011/09/30
Limited Angle Tomography  Ill-posed Inverse Problem  Total Variation (Tv)