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CAS IR Grid
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云南天文台 [6]
国家天文台 [4]
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OAI收割 [11]
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期刊论文 [11]
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Sunspot extraction and hemispheric statistics of YNAO sunspot drawings using deep learning
期刊论文
OAI收割
ASTROPHYSICS AND SPACE SCIENCE, 2023, 卷号: 368, 期号: 1
作者:
Yang, Zhaoshuai
;
Yang, Yunfei
;
Feng, Song
;
Liang, Bo
;
Dai, Wei
  |  
收藏
  |  
浏览/下载:18/0
  |  
提交时间:2023/01/30
Sunspot drawings
Deep learning
Hemisphere
Sunspot number
Sunspot area
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
OAI收割
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2022, 卷号: 22, 期号: 9, 页码: 8
作者:
Hou, Jia-Wei
;
Zeng, Shu-Guang
;
Zheng, Sheng
;
Luo, Xiao-Yu
;
Deng, Lin-Hua
  |  
收藏
  |  
浏览/下载:66/0
  |  
提交时间:2022/09/19
(Sun:) sunspots
Sun: photosphere
Sun: activity
techniques: image processing
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
OAI收割
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)
  |  
收藏
  |  
浏览/下载:49/0
  |  
提交时间:2022/08/29
(Sun:) sunspots
Sun: photosphere
Sun: activity
techniques: image processing
Chinese sunspot drawings and their digitization - (IV) differential rotation profile determined from hand-drawing records
期刊论文
OAI收割
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)
  |  
收藏
  |  
浏览/下载:46/0
  |  
提交时间:2021/07/26
Sun
rotation-sunspots
methods
data analysis
Chinese sunspot drawings and their digitization - (II) accuracy analysis for digitized sunspot hand-drawing records of Yunnan Observatories
期刊论文
OAI收割
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
  |  
收藏
  |  
浏览/下载:42/0
  |  
提交时间:2020/06/08
sunspots
methods
data analysis
techniques
image processing
Chinese sunspot drawings and their digitization - (II) accuracy analysis for digitized sunspot hand-drawing records of Yunnan Observatories
期刊论文
OAI收割
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, Lin-Hua
;
Zheng, Sheng
  |  
收藏
  |  
浏览/下载:38/0
  |  
提交时间:2021/12/06
sunspots
methods
data analysis
techniques
image processing
Chinese Sunspot Drawings and Their Digitization - (I) Parameter Archives
期刊论文
OAI收割
SOLAR PHYSICS, 2019, 卷号: 294, 期号: 6, 页码: 22
作者:
Lin, G. H.
;
Wang, X. F.
;
Liu, S.
;
Yang, X.
;
Zhu, G. F.
  |  
收藏
  |  
浏览/下载:66/0
  |  
提交时间:2019/08/05
Sunspot
Solar cycle
Sunspot drawings
Digitalization
Physicalparameters
Big data
Chinese Sunspot Drawings and Their Digitization - (I) Parameter Archives
期刊论文
OAI收割
SOLAR PHYSICS, 2019, 卷号: 294, 期号: 6, 页码: 22
作者:
Lin, G. H.
;
Wang, X. F.
;
Liu, S.
;
Yang, X.
;
Zhu, G. F.
  |  
收藏
  |  
浏览/下载:56/0
  |  
提交时间:2019/09/26
Sunspot
Solar cycle
Sunspot drawings
Digitalization
Physicalparameters
Big data
Chinese Sunspot Drawings and Their Digitization - (I) Parameter Archives
期刊论文
OAI收割
SOLAR PHYSICS, 2019, 卷号: 294, 期号: 6, 页码: 22
作者:
Lin, G. H.
;
Wang, X. F.
;
Liu, S.
;
Yang, X.
;
Zhu, G. F.
  |  
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2020/03/10
Sunspot
Solar cycle
Sunspot drawings
Digitalization
Physicalparameters
Big data
Sunspot drawings handwritten character recognition method based on deep learning
期刊论文
OAI收割
NEW ASTRONOMY, 2016, 卷号: 45, 页码: 54-59
作者:
Zheng, Sheng
;
Zeng, Xiangyun
;
Lin, Ganghua
;
Zhao, Cui
;
Feng, Yongli
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2016/11/07
Sunspot drawings
Convolution neural network
Handwriting character
Recognition