[HTML][HTML] Review on advancement in technology and equipment of geophysical exploration for metallic deposits in China
QT LÜ, X Zhang, J Tang, S JIN, LZ LIANG… - Chinese Journal of …, 2019 - en.dzkx.org
Geophysical technology is a main technical tool of exploration for deep mineral resources.
For a long time, China's technology and equipment in this industry rely heavily on imports …
For a long time, China's technology and equipment in this industry rely heavily on imports …
IncepTCN: A new deep temporal convolutional network combined with dictionary learning for strong cultural noise elimination of controlled-source electromagnetic …
When the controlled-source electromagnetic (CSEM) data are contaminated by intense
cultural noise and the signal-to-noise ratio (S/N) is lower than 0 dB, the existing denoising …
cultural noise and the signal-to-noise ratio (S/N) is lower than 0 dB, the existing denoising …
[HTML][HTML] 金属矿地球物理勘探技术与设备: 回顾与进展
吕庆田, 张晓培, 汤井田, 金胜, 梁连仲, 牛建军… - 地球物理学报, 2019 - html.rhhz.net
地球物理勘探技术是深部矿产资源勘查的主要技术手段. 长期以来, 我国地球物理勘查技术和
仪器严重依赖国外进口, 国产勘查技术无论仪器设备, 还是方法, 软件尚不能满足日益增长的深部 …
仪器严重依赖国外进口, 国产勘查技术无论仪器设备, 还是方法, 软件尚不能满足日益增长的深部 …
Dictionary learning and shift-invariant sparse coding denoising for controlled-source electromagnetic data combined with complementary ensemble empirical mode …
Controlled-source electromagnetic (CSEM) data recorded in industrialized areas are
inevitably contaminated by strong cultural noise. Traditional noise attenuation methods are …
inevitably contaminated by strong cultural noise. Traditional noise attenuation methods are …
[HTML][HTML] 基于灰色判别准则和有理函数滤波的伪随机电磁数据去噪
陈超健, 蒋奇云, 莫丹, 李广, 周峰 - 地球物理学报, 2019 - html.rhhz.net
为压制伪随机多频电磁信号中的强干扰, 提高数据质量, 本文提出一种基于灰色判别准则和有理
函数滤波的数据处理方法. 首先通过灰色判别准则剔除各个频点频谱数据中的明显异常值 …
函数滤波的数据处理方法. 首先通过灰色判别准则剔除各个频点频谱数据中的明显异常值 …
Signal-noise identification for wide field electromagnetic method data using multi-domain features and IGWO-SVM
X Zhang, D Li, J Li, B Liu, Q Jiang, J Wang - Fractal and Fractional, 2022 - mdpi.com
Noise tends to limit the quality of wide field electromagnetic method (WFEM) data and
exploration results. The existing WFEM denoising methods lack the signal identification …
exploration results. The existing WFEM denoising methods lack the signal identification …
A modified empirical mode decomposition method for multiperiod time-series detrending and the application in full-waveform induced polarization data
Trend drift is an annoying background interference in induced polarization (IP) exploration,
which has great influence on the final calculation of apparent complex resistivity spectrum at …
which has great influence on the final calculation of apparent complex resistivity spectrum at …
[PDF][PDF] 基于优化聚类的人工源电磁法数据信噪分离方法
胡艳芳, 刘子杰, 李帝铨, 张贤, 索光运 - 地球物理学报, 2024 - dsjyj.com.cn
摘要为了降低强电磁干扰对人工源电磁法(ControlledSourceElectromagneticMethod, CSEM)
有效信号的影响, 改善CSEM 实测数据处理结果因人而异且效率低的不足, 本文针对CSEM …
有效信号的影响, 改善CSEM 实测数据处理结果因人而异且效率低的不足, 本文针对CSEM …
Noise separation of CSEM data based on improved clustering method
YF HU, ZJ LIU, DQ LI, X ZHANG, GY SUO - Chinese Journal of …, 2024 - en.dzkx.org
In this paper, to reduce human factors and improve inefficiencies in Controlled Source
Electromagnetic Method (CSEM) data processing, we present a noise separation method …
Electromagnetic Method (CSEM) data processing, we present a noise separation method …
[HTML][HTML] 基于有限体积法的二维大地电磁各向异性数值模拟
王宁, 汤井田, 任政勇, 肖晓, 皇祥宇 - 地球物理学报, 2019 - html.rhhz.net
为了计算带任意地形的各向异性介质中二维大地电磁响应, 本文在非结构化网格的基础上,
采用有限体积法, 开发了二维大地电磁各向异性正演模拟的新算法. 首先, 从Maxwell 方程出发 …
采用有限体积法, 开发了二维大地电磁各向异性正演模拟的新算法. 首先, 从Maxwell 方程出发 …