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Chinese Sunspot Drawings and Their Digitization-(VII) Sunspot Penumbra to Umbra Area Ratio Using the Hand-Drawing Records from Yunnan Observatories 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2022, 卷号: 22, 期号: 9
作者:  Hou, Jia-Wei;  Zeng, Shu-Guang;  Zheng, Sheng;  Luo, Xiao-Yu;  Deng LH(邓林华);  Li, Yang-Yang;  Chen, Yan-Qing;  Lin, Gang-Hua;  Feng YL(冯永利);  Tao JP(陶金萍)
Adobe PDF(754Kb)  |  收藏  |  浏览/下载：181/3  |  提交时间：2022/08/29
(Sun:) sunspots  Sun: photosphere  Sun: activity  techniques: image processing  
A new comprehensive dataset of solar filaments of one-hundred-year interval (II) the poleward migration of polar crown filaments 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2021, 卷号: 21, 期号: 9
作者:  Li, Yun-Li;  Zheng, Sheng;  Deng LH(邓林华);  Zeng, Shu-Guang;  Lin, Gang-Hua
Adobe PDF(1896Kb)  |  收藏  |  浏览/下载：452/1  |  提交时间：2021/11/15
Sun  filaments  prominences  Sun  evolution  Sun  activity  
Chinese sunspot drawings and their digitization - (IV) differential rotation profile determined from hand-drawing records 期刊论文
JOURNAL OF ASTROPHYSICS AND ASTRONOMY, 2021, 卷号: 42, 期号: 2
作者:  Luo, Xiao-Yu;  Peng Y(彭洋);  Zheng, Sheng;  Zeng, Shu-Guang;  Deng LH(邓林华);  Feng YL(冯永利);  Tao JP(陶金萍)
Adobe PDF(2465Kb)  |  收藏  |  浏览/下载：234/1  |  提交时间：2021/07/26
Sun  rotation-sunspots  methods  data analysis  
Predicting the 25th solar cycle using deep learning methods based on sunspot area data 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2021, 卷号: 21, 期号: 7
作者:  Li, Qiang;  Wan, Miao;  Zeng, Shu-Guang;  Zheng, Sheng;  Deng LH(邓林华)
Adobe PDF(282Kb)  |  收藏  |  浏览/下载：251/0  |  提交时间：2021/09/13
Sun  activity  Sun  solar cycle prediction  Sun  sunspot area  Method  deep neural network  
Chinese sunspot drawings and their digitization - (II) accuracy analysis for digitized sunspot hand-drawing records of Yunnan Observatories 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2020, 卷号: 20, 期号: 4, 页码: 7
作者:  Peng, Yang;  Luo, Xiao-Yu;  Zeng, Shu-Guang;  Deng LH(邓林华);  Zheng, Sheng;  Lin, Gang-Hua;  Cheng, Yu-Lin;  Tao JP(陶金萍);  Feng YL(冯永利)
Adobe PDF(390Kb)  |  收藏  |  浏览/下载：383/4  |  提交时间：2020/06/08
sunspots  methods  data analysis  techniques  image processing