H Li, J Shi, L Li, X Tuo, K Qu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
We proposed a novel wavelet threshold denoising method based on the discrete wavelet transform for noisy microseismic recordings. This algorithm can simultaneously suppress …
N Iqbal - IEEE Transactions on Neural Networks and Learning …, 2022 - ieeexplore.ieee.org
Noise attenuation is a crucial phase in seismic signal processing. Enhancing the signal-to- noise ratio (SNR) of registered seismic signals improves subsequent processing and …
A Othman, N Iqbal, SM Hanafy… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
There has been a recent rise in the uses and applications of passive seismic data, such as tomographic imaging, volcanic monitoring, and hydrocarbon exploration. Consequently, the …
The additive noise in the condition monitoring system using fiber Bragg grating (FBG) sensors, including white Gaussian noise and multifrequency interference, has a significantly …
Z Zhang, Y Ye, B Luo, G Chen, M Wu - Scientific Reports, 2022 - nature.com
There are high-and low-frequency noise signals in a microseismic signal that can lead to the distortion and submersion of an effective waveform. At present, effectively removing high …
Seismograms are a vital source of information in seismic signal processing. These records are contaminated by noise, which should be reduced before processing in seismic …
Q Zhang, W Li, L Yuan, T Zheng, Z Liang, X Wang - Natural Hazards, 2024 - Springer
Rockbursts frequently occur in tunneling projects and pose a serious threat to workers and the environment. Therefore, accurate prediction of rockbursts is of great practical …
K Geetha, MK Hota - Pure and Applied Geophysics, 2023 - Springer
Microseismic signals are characterized by a low signal-to-noise ratio and a high degree of non-stationary noise. Therefore, attenuation of noise in the microseismic signal is a very …
X Li, L Dong, B Li, Y Lei, N Xu - Applied Sciences, 2020 - mdpi.com
Microseismic signal denoising is of great significance for P wave, S wave first arrival picking, source localization, and focal mechanism inversion. Therefore, an Empirical Mode …