中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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Spatial conceptual associations between music and pictures as revealed by N400 effect 期刊论文  OAI收割
PSYCHOPHYSIOLOGY, 2014, 卷号: 51, 期号: 6, 页码: 520-528
作者:  
Zhou, Linshu;  Jiang, Cunmei;  Delogu, Franco;  Yang, Yufang
收藏  |  浏览/下载:40/0  |  提交时间:2015/09/09
A hybrid domain enhanced framework for video retargeting with spatial-temporal importance and 3D grid optimization 期刊论文  OAI收割
SIGNAL PROCESSING, 2014, 卷号: 94, 页码: 33-47
作者:  
Wang, Jinqiao;  Xu, Min;  He, Xiangjian;  Lu, Hanqing;  Hoang, Doan
收藏  |  浏览/下载:31/0  |  提交时间:2015/08/12
Visual data exploration of space-time characteristics of mesoscale eddies in the South China Sea: A cube-based approach 会议论文  OAI收割
Proceedings - 2012 20th International Conference on Geoinformatics, Geoinformatics 2012, 2012
作者:  
Du Yunyan
收藏  |  浏览/下载:32/0  |  提交时间:2012/12/01
The research on statistical properties of TDI-CCD imaging noise (EI CONFERENCE) 会议论文  OAI收割
International Symposium on Photoelectronic Detection and Imaging 2011: Advances in Imaging Detectors and Applications, May 24, 2011 - May 26, 2011, Beijing, China
Gu Y.-Y.; Shen X.-H.; He G.-X.
收藏  |  浏览/下载:31/0  |  提交时间:2013/03/25
TDI-CCD can improve the sensitivity of space camera without any degradation of spatial resolution which is widely used in aerospace imaging devices. The article describes the basic working principle and application characteristics of TDI-CCD devices  analyses the composition of TDI-CCD imaging noise  and propose a new method to analyze TDI-CCD imaging noise with statistical probability distribution. In order to estimate the distribution of gray values affect by noise we introduced the concept of skewness and kurtosis. We design an experiment using constant illumination light source  take image with TDI-CCD working at different stage such as stage 16  stage 32  stage 48  stage 64 and stage 96  analyse the characteristics of image noise with the method we proposed  experimental results show that the gray values approximately meet normal distribution in large sample cases. 2011 SPIE.