NAOC Open IR
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Support vector machines and kd-tree for separating quasars from large survey data bases 期刊论文
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2008, 卷号: 386, 期号: 3, 页码: 1417-1425
作者:  Gao, Dan;  Zhang, Yan-Xia;  Zhao, Yong-Heng
收藏  |  浏览/下载:1/0  |  提交时间:2017/03/20
Methods : Data Analysis  Methods : Statistical  Astronomical Data Bases : Miscellaneous  Catalogues  Surveys  Quasars : General  
DWT power spectrum of the two-degree field galaxy redshift survey 期刊论文
CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS, 2008, 卷号: 8, 期号: 2, 页码: 159-178
作者:  Cai, Yan-Chuan;  Pan, Jun;  Zhao, Yong-Heng;  Feng, Long-Long;  Fang, Li-Zhi
收藏  |  浏览/下载:2/0  |  提交时间:2017/03/21
Methods : Data Analysis  Methods : Statistical  (Cosmology :) Cosmological Parameters  (Cosmology :) Large-scale Structure Of Universe  
Two novel approaches for photometric redshift estimation based on SDSS and 2MASS 期刊论文
CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS, 2008, 卷号: 8, 期号: 1, 页码: 119-126
作者:  Wang, Dan;  Zhang, Yan-Xia;  Liu, Chao;  Zhao, Yong-Heng
收藏  |  浏览/下载:4/0  |  提交时间:2017/03/21
Galaxies : Distances And Redshifts  Galaxies : General  Methods : Data Analysis  Techniques : Photometric  
Decision table for classifying point sources based on FIRST and 2MASS databases 期刊论文
ADVANCES IN SPACE RESEARCH, 2008, 卷号: 41, 期号: 12, 页码: 1949-1954
作者:  Zhang, Yanxia;  Zhao, Yongheng;  Gao, Dan
收藏  |  浏览/下载:2/0  |  提交时间:2017/03/20
Techniques : Miscellaneous  Methods : Statistical  Methods : Data Analysis  Astronomical Data Bases : Miscellaneous  Catalogues  Feature Selection  
Comparison of decision tree methods for finding active objects 期刊论文
ADVANCES IN SPACE RESEARCH, 2008, 卷号: 41, 期号: 12, 页码: 1955-1959
作者:  Zhao, Yongheng;  Zhang, Yanxia
收藏  |  浏览/下载:2/0  |  提交时间:2017/04/05
Techniques : Miscellaneous  Methods : Statistical  Methods : Data Analysis  Astronomical Data Bases : Miscellaneous  Catalogs  Decision Trees  
A comparison of BBN, ADTree and MLP in separating quasars from large survey catalogues 期刊论文
CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS, 2007, 卷号: 7, 期号: 2, 页码: 289-296
作者:  Zhang, Yan-Xia;  Zhao, Yong-Heng
收藏  |  浏览/下载:3/0  |  提交时间:2017/03/20
Astronomical Databases : Miscellaneous  Catalogs  Methods : Data Analysis  Methods : Statistical  
Automated separation of stars and normal galaxies based on statistical mixture modeling with RBF neural networks 期刊论文
CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS, 2003, 卷号: 3, 期号: 3, 页码: 277-286
作者:  Qin, DM;  Guo, P;  Hu, ZY;  Zhao, YH
收藏  |  浏览/下载:1/0  |  提交时间:2017/06/28
Methods : Data Analysis  Techniques : Spectroscopic  Stars : General  Galaxies : Stellar Content  
Steps towards a fully automated classification and redshift measurement pipeline for LAMOST spectra. I. Continuum level and wavelength estimation for galaxies 期刊论文
CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS, 2001, 卷号: 1, 期号: 6, 页码: 563-572
作者:  Luo, AL;  Zhao, YH
收藏  |  浏览/下载:2/0  |  提交时间:2017/06/28
Methods : Data Analysis  Techniques : Spectroscopic  Galaxies : Emission Lines  Galaxies : Absorption Lines