中国科学院机构知识库网格
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Research and software implementation of CCSDS lossless data compression algorithm 会议论文  OAI收割
2012 11th International Conference on Signal Processing, ICSP 2012,, Beijing, China, October 21, 2012 - October 25,2012
Chu, Qing-Wei; Zhang, Hong-Qun; Wu, Ye-Wei
收藏  |  浏览/下载:32/0  |  提交时间:2014/12/07
A thermal noise suppression method for increasing lossless compression ratio of the remote sensing images 会议论文  OAI收割
2nd International Conference on Computer and Automation Engineering, ICCAE 2010,, Singapore, Singapore, February 26, 2010 - February 28,2010
Wu; Chi, Yaobin; Wang, Zhiyong
收藏  |  浏览/下载:37/0  |  提交时间:2014/12/07
Hyperspectral image compression using bands combination wavelet transformation 会议论文  OAI收割
MIPPR 2009 - Remote Sensing and GIS Data Processing and Other Applications: 6th International Symposium on Multispectral Image Processing and Pattern Recognition, Yichang, China, October 30, 2009 - November 1,2009
Wang, Wenjie; Zhao, Zhongming; Zhu, Haiqing
收藏  |  浏览/下载:29/0  |  提交时间:2014/12/07
CCD noise effect on data transmission efficiency of onboard lossless-compressed remote sensing images 会议论文  OAI收割
2009 International Conference on Information Engineering and Computer Science, ICIECS 2009,, Wuhan, China, December 19, 2009 - December 20,2009
Wu; Chi, Yaobin; Wang, Zhiyong
收藏  |  浏览/下载:36/0  |  提交时间:2014/12/07
Design of China digital ocean prototype system 会议论文  OAI收割
5th International Conference on Information Technology and Applications, ICITA 2008,, Cairns, QLD, Australia, June 23, 2008 - June 26,2008
Liu, Xiansan; Qu, Hui; Zhang, Xin; Chi, Tianhe
收藏  |  浏览/下载:36/0  |  提交时间:2014/12/07
Design and implementation on rapid web publication of massive remote sensing images 会议论文  OAI收割
Geoinformatics 2008 and Joint Conference on GIS and Built Environment: Geo-Simulation and Virtual GIS Environments, Guangzhou, China, June 28, 2008 - June 29,2008
Tan, Qingquan; Bi, Jiantao; Chi, Tianhe; Liu, Qun
收藏  |  浏览/下载:35/0  |  提交时间:2014/12/07
Research of the wavelet based ECW remote sensing image compression technology 会议论文  OAI收割
MIPPR 2007: Remote Sensing and GIS Data Processing and Applications; and Innovative Multispectral Technology and Applications, Wuhan, China, November 15, 2007 - November 17,2007
Lan, Zhang; Xingfa, Gu; Tao, Yu; Yang, Dong; Xinli, Hu; Hua, Xu
收藏  |  浏览/下载:31/0  |  提交时间:2014/12/07
Research on the key technologies of mobile digital maps - art. no. 64181B 会议论文  OAI收割
Geoinformatics 2006: GNSS and Integrated Geospatial Applications, Bellingham
Ji, Cuiling; Xiao, Yongkang; Chi, Tianhe
收藏  |  浏览/下载:8/0  |  提交时间:2014/12/07
Study of navigation based on intelligent avatar with mobile virtual reality 会议论文  OAI收割
IET International Conference on Wireless Mobile and Multimedia Networks Proceedings, ICWMMN 2006,, Hangzhou, China, November 6, 2006 - November 9,2006
Jun, Ma; Hengjun, Zhu; Jianhua, Gong Source
收藏  |  浏览/下载:21/0  |  提交时间:2014/12/07
Recent advances in wireless communications and the hardware performance of handset devices make possible the combination of navigation technology with mobile virtual reality (MVR). In this paper  we describe a navigation method that uses intelligent avatar (IA) and been realized in a distributed architecture. In the method  complicated A* wayfinding algorithm is applied to obtain the set of smell points (SSP) on PC server (PCS)  thereafter handset client (HC) will receive the SSP via wireless network and create an IA to lead the user along the route controlled by the SSP. During navigation  the IA can apperceive the status of user's avatar in virtual environment regularly and then adjust its travel speed in order to complete harmoniously the navigation task for the user. Furthermore  the rendering of IA adopts the technology of dynamic impostor and the method of distributed rendering. In order to reduce the occupation of wireless network bandwidth  we present two methods and name them as levels of action (LOA) and simple texture compression.  
Research on the key technologies of mobile digital maps 会议论文  OAI收割
Geoinformatics 2006: GNSS and Integrated Geospatial Applications, Wuhan, China, October 28, 2006 - October 29,2006
Culling, Ji; Yongkang, Xiao; Tianhe, Chi
收藏  |  浏览/下载:14/0  |  提交时间:2014/12/07