CATALOGUES

作品数:14被引量:6H指数:1
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Mock catalogues for large surveys:Lessons from Gaia and implications for CSST
《Science China(Physics,Mechanics & Astronomy)》2023年第11期239-240,共2页Tristan Cantat-Gaudin 
Experience in large stellar surveys,such as Gaia,has shown that synthetic catalogues are very useful for preparing the data and evaluating scientific results(see the Gaia Universe model snapshot,ref.[1],as an example)...
关键词:SPECTROSCOPY survey holds 
3DT-CM: A Low-complexity Cross-matching Algorithm for Large Astronomical Catalogues Using 3d-tree Approach
《Research in Astronomy and Astrophysics》2023年第10期324-334,共11页Yifei Mu Ce Yu Chao Sun Kun Li Yajie Zhang Jizeng Wei Jian Xiao Jie Wang 
supported by the National Key Research and Development Program of China (2022YFF0711502);the National Natural Science Foundation of China (NSFC) (12273025 and 12133010);supported by China National Astronomical Data Center (NADC), CAS Astronomical Data Center and Chinese Virtual Observatory (China-VO)。
Location-based cross-matching is a preprocessing step in astronomy that aims to identify records belonging to the same celestial body based on the angular distance formula. The traditional approach involves comparing ...
关键词:methods:data analysis catalogs techniques:miscellaneous 
OEKO-TEX^(█) New Regulations 2019
《China Textile》2019年第1期59-59,共1页 
In 2019, the goal of the OEKO-TEX■ Association is again to reinforce consumer protection and sustainability along the value creation chain for textiles and leather; the existing guidelines for the OEKO-TEX■ product ...
关键词:OEKO-TEX^(█) REGULATIONS limit value catalogues 
Seismic Inventory Simulation and Conformance Test Based on the Monte Carlo Method——A Case Study of the Fenhe-Weihe Belt
《Earthquake Research in China》2018年第4期533-548,共16页Shao Xiaoyi Wang Xiaoqing Dou Aixia Yuan Xiaoxiang 
supported by the National Key R&D Program of China(No.2017YFB0504104)
Artificial earthquake catalogue simulation is one of the ways to effectively improve the incompleteness of the existing earthquake catalogue,the scarcity of large earthquake records and the improvement of seismologica...
关键词:MONTE Carlo method Simulated EARTHQUAKE CATALOGUES SEISMIC activity Fenhe-Weihe SEISMIC BELT 
New Imported Waste Management Catalogues Released Unsorted Waste Paper Import Will be Banned
《造纸信息》2018年第8期93-93,共1页
According to the Law of the People’s Republic of China on the Prevention and Control of Solid Waste Pollution,Basel Convention for the Control of Transboundary Movements of Hazardous Wastes and Their Disposal,Solid W...
关键词:People’s REPUBLIC of China Non-restricted IMPORT Catelogues of Solid Waste 
Study of Principal Catalogues of Visual Double Stars
《International Journal of Astronomy and Astrophysics》2015年第4期267-274,共8页Yikdem Mengesha Gebrehiwot Solomon Belay Tessema Oleg Malkov 
The goal of this study is to develop a tool for detection of errors and misprints in principal catalogues of visual double stars. Modern statistical investigations of visual doubles (which are about 130 thousand, and ...
关键词:VISUAL Binary STAR Positional INCONSISTENCY Data DUPLICATION Reference COORDINATES Additional Component COORDINATES 
Guide Catalogues on Adjusting Industrial Structure 2011 Edition Revised and Published by the State
《中国橡胶》2011年第12期14-15,共2页
On March 27,National Development and Reform Commission published its No.9 order Guide Catalogues on Adjusting Industrial Structure(2011 Edition),to be implemented from June 1,2011.
关键词:调整产业结构 目录 指南 国家发展和改革委员会 修订 出版 
Exploration of SDSS stellar database by AutoClass被引量:1
《Science China(Physics,Mechanics & Astronomy)》2011年第9期1717-1726,共10页YAN TaiSheng ZHANG YanXia ZHAO YongHeng LI Ji 
supported by the National Natural Science Foundation of China (Grant Nos. 10778724 and 11033001);the Natural Science Foundation of Education Department of Hebei Province (GrantNo. ZD2010127) ;the Young Researcher Grant of National Astronomical Observatories, Chinese Academy of Sciences
AutoClass is an unsupervised Bayesian classification approach which seeks a maximum posterior probability classification for determining the optimal classes in large data sets. Using stellar photometric data from the ...
关键词:data analysis statistical method CATALOGUES surveys STAR 
Foreign investment Catalogues and Investment Environment in China
《China's Foreign Trade》2010年第22期65-67,共3页Liang Tao 
On 23 December 2008, the National De- velopment and Reform Commission ("NDRC") and Ministry of Commerce ("MOFCOM") of People's Republic of China jointly issued Catalogue of Foreign Investment Advantageous Ind...
关键词:外商投资 目录 中国 投资环境 优势产业 中西部 商务部 共和国 
k-Nearest Neighbors for automated classification of celestial objects被引量:4
《Science China(Physics,Mechanics & Astronomy)》2008年第7期916-922,共7页LI LiLi1,2,3, ZHANG YanXia1 & ZHAO YongHeng1 1 National Astronomical Observatories, Chinese Academy of Sciences, Beijing 100012, China 2 Department of Physics, Hebei Normal University, Shijiazhuang 050016, China 3 Weishanlu Middle School, Tianjin 300222, China 
the National Natural Science Foundation of China (Grant Nos. 10473013, 10778724 and 90412016)
The nearest neighbors (NNs) classifiers, especially the k-Nearest Neighbors (kNNs) algorithm, are among the simplest and yet most efficient classification rules and widely used in practice. It is a nonparametric metho...
关键词:k-Nearest NEIGHBORS DATA analysis CLASSIFICATION astronomical CATALOGUES 
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