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Automated flare prediction using the AdaBoost algorithm
  • ISSN号:1674-4527
  • 期刊名称:Research in Astronomy and Astrophysics
  • 时间:2012.9
  • 页码:1191-1196
  • 分类:P1[天文地球—天文学]
  • 作者机构:[1]School of Math and Statistics, Nanjing University of Information Science and Technology,Nanjing 210044, China, lrsOlO6@yahoo.com, jiang@nuist.edu.cn, [2]School of Physics and Optoelectronic Engineering, Nanjing University of Information Scienceand Technology, Nanjing 210044, China
  • 相关基金:This work was supported in part by the National Natural Science Foundation of China (Grant Nos. 41174165 and "60973157)~ the innovation Program Award for Graduate Students in Jiangsu Province, China (Nos. CXZZ12_0510 and CXZZll_0625), and the Nanjing University of Information Science and Technology Excellent Teachers Scholarship for Overseas Studies for Ding.
  • 相关项目:电离层上行离子数值模拟及对磁层的影响
中文摘要:

We propose a flare prediction method based on the AdaBoost algorithm, which constructs a strong prediction model from a combination of several basic mod- els. Three predictors, extracted from the photospheric magnetograms, are applied as features to predict the occurrence of flares with a certain level over 24 hours following the time when the magnetogram is recorded. To demonstrate the effectiveness of the proposed method, comparisons of experimental results with respect to some existing methods are given. The results show that an improvement is achieved in predicting the occurrences of large flares.

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期刊信息
  • 《天文和天体物理学研究:英文版》
  • 中国科技核心期刊
  • 主管单位:中国科学院
  • 主办单位:北京天文学会 北京天文台
  • 主编:
  • 地址:北京朝阳区大屯路甲20号北京天文台
  • 邮编:100012
  • 邮箱:zjz@bao.ac.cn
  • 电话:010-64853746
  • 国际标准刊号:ISSN:1674-4527
  • 国内统一刊号:ISSN:11-5721/P
  • 邮发代号:2-257
  • 获奖情况:
  • 1992年全国优秀期刊二等奖,1996年第二届全国优秀科技期刊三等奖,1996年中科院优秀期刊二等奖
  • 国内外数据库收录:
  • 美国化学文摘(网络版),荷兰文摘与引文数据库,美国剑桥科学文摘,美国科学引文索引(扩展库),英国科学文摘数据库,日本日本科学技术振兴机构数据库,中国中国科技核心期刊
  • 被引量:22