| 时～频转换的时间范围和时间步长研究 |
| |
| 引用本文： | 昌彦君,罗延钟,李宏军. 时～频转换的时间范围和时间步长研究[J]. 物探化探计算技术, 2000, 22(1): 13-17 |
| |
| 作者姓名： | 昌彦君 罗延钟 李宏军 |
| |
| 作者单位： | 中国地质大学,物探系,湖北,武汉,430071 |
| |
| 基金项目： | 国家自然科学基金项目!(编号 :496742 2 8) |
| |
| 摘 要： | 基于均匀导电大地和可极化大地表面，电偶源电场的时间谱在无随机干扰和有随机干扰时，用不同的时间区段和时间步长进行频谱的计算结果，作者在研究了时间谱电阻率（ＴＳＲ）法的数据解释中，将时间谱转换到频率域（简称为时～频转换）时，所需要的时间范围和时间步长。
|
| 关 键 词： | 时－频转换 电偶源电场 时间范围 电法勘探 |
| 修稿时间： | 1999－07－12 |
RESEARCH ON THE TIME SPAN AND STEP-LENGTH OF TIME-FREQUENCY TRANSFORMING ALGORITHM |
| |
| CHANG Yan-jun,LUO Yan-zhong,LI Hong-jun. RESEARCH ON THE TIME SPAN AND STEP-LENGTH OF TIME-FREQUENCY TRANSFORMING ALGORITHM[J]. Computing Techniques For Geophysical and Geochemical Explorationxploration, 2000, 22(1): 13-17 |
| |
| Authors: | CHANG Yan-jun LUO Yan-zhong LI Hong-jun |
| |
| Affiliation: | CHANG Yan-jun,LUO Yan-zhong,LIHong-jun;(China University of Geosciences,Wuhan |
| |
| Abstract: | Based on a series of computed results of time frequency transformation using different time span and step length, with or without random noise added, on the surface of the uniform conductive and polarizable earth, the paper deals with the necessity of researching the time span and step length, and summarizes some important results for interpreting the data of time spectral resistivity method. |
| |
| Keywords: | time frequency transformation time spectral resistivity method electric dipole |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
