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物探与化探  2006, Vol. 30 Issue (2): 141-147    
  论文 本期目录 | 过刊浏览 | 高级检索 |
二维连续复小波变换识别重力场源
陈玉东
中国地质大学 "地下信息探测技术与仪器"教育部重点实验室, 北京 100083
THE IDENTIFICATION OF GRAVITY ANOMALY WITH CONTINUOUS COMPLEX POTENTIAL WAVELET TRANSFORM
CHEN Yu-dong
Geo-detection Library, Ministry of Education, China University of Geosciences, Beijing 100083, China
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摘要 

利用旋转反投影法由位场一维连续母小波构造出二维连续母小波,同时也给出了位场中适应性非常强的矢量分析母小波和张量分析母小波。在理论模型上(直方棱柱体和球体)进行了二维连续小波变换,估计了场源的尺度指数,通过尺度指数与欧拉结构指数关系式得到场源的欧拉结构指数,由此可以识别出重力场源的类型,成功地实现了重力场源的快速反演。此法实用于重磁资料快速自动化处理、反演与解释。

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关键词 航磁补偿质量评价研究历程发展趋势    
Abstract

Using inverse rotational projection, this paper has constructed 2-D continuous potential mother wavelets from 1-D continuous potential mother wavelets. At the same time, the widely-used mother wavelets for vector analysis and for tensor analysis are given. 2-D continuous potential wavelet transforms were conducted on synthetic models. SI (Euler Structure Index) for gravity sources was obtained by estimating the scale exponent, so that gravity sources could be identified. Gravity sources were quickly and successfully inversed by means of continuous potential wavelet transforms. This approach is useful in fast automation processing, inversion and interpretation of magnetic and gravity fields.

Key wordsaeromagnetic compensation    quality evaluation    research progress    development trend
收稿日期: 2005-06-28      出版日期: 2006-04-24
: 

P631

 
作者简介: 陈玉东(1961-),男,教授.1989~1993年在莫斯科国立地质勘探学院攻读研究生,获博士学位.1994~1996年在该院继续做研究.1997年归国至今,在中国地质大学(北京)地球物理与信息技术学院工作,任教研室主任,主讲现代数字信号处理和地球物理信息处理课程,从事地球物理数据处理、解释以及数字信号处理的科研与教学.
引用本文:   
陈玉东. 二维连续复小波变换识别重力场源[J]. 物探与化探, 2006, 30(2): 141-147.
CHEN Yu-dong. THE IDENTIFICATION OF GRAVITY ANOMALY WITH CONTINUOUS COMPLEX POTENTIAL WAVELET TRANSFORM. Geophysical and Geochemical Exploration, 2006, 30(2): 141-147.
链接本文:  
https://www.wutanyuhuatan.com/CN/      或      https://www.wutanyuhuatan.com/CN/Y2006/V30/I2/141

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