中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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Measurement strategies to account for the temporal variation in soil-respired CO2 and its delta C-13 value in an irrigated oasis agroecosystem 期刊论文  OAI收割
GEODERMA REGIONAL, 2023, 卷号: 34, 页码: e00681
作者:  
Wei, Jie;  Ren, Yanqin;  Wang, Jingyuan;  Chen, Changhua;  Wang, Zhaosheng
  |  收藏  |  浏览/下载:25/0  |  提交时间:2023/09/07
Measurement strategies to account for the temporal variation in soil-respired CO2 and its δ13C value in an irrigated oasis agroecosystem 期刊论文  OAI收割
GEODERMA REGIONAL, 2023, 卷号: 34, 页码: e00681
作者:  
Wei, Jie;  Ren, Yanqin;  Wang, Jingyuan;  Chen, Changhua;  Wang, Zhaosheng
  |  收藏  |  浏览/下载:20/0  |  提交时间:2023/11/06
Study on image real-time interpretation based on particle filter (EI CONFERENCE) 会议论文  OAI收割
2011 International Conference on Mechatronic Science, Electric Engineering and Computer, MEC 2011, August 19, 2011 - August 22, 2011, Jilin, China
作者:  
Liu S.-J.
收藏  |  浏览/下载:26/0  |  提交时间:2013/03/25
In order to satisfy to the real-time requirement of image interpretation system in photoelectric measurement equipments  a kind of hardware acceleration system with MIMD distributed multi-processor architecture based on SOPC technology is designed. The particle filter algorithm is proposed to process image interpretation for state estimation problem of nonlinear and non-Gaussian system. This algorithm does not involve conventional linearization transform  and has approximated the posterior probability density by a set of discrete particles. Therefore the approximate optimum result is educed. It has a high accuracy and a rapid convergence. Experimental results show that the algorithm be adequate to real time  accuracy and robustness  meets the requirement of image interpretation and possesses practical significance for engineering applications. 2011 IEEE.