[HTML][HTML] Underwater acoustic signal denoising model based on secondary variational mode decomposition
H Yang, W Shi, G Li - Defence Technology, 2023 - Elsevier
Due to the complexity of marine environment, underwater acoustic signal will be affected by
complex background noise during transmission. Underwater acoustic signal denoising is …
complex background noise during transmission. Underwater acoustic signal denoising is …
A new denoising method based on decomposition mixing of hydro-acoustic signal
G Li, H Yan, H Yang - Ocean Engineering, 2024 - Elsevier
Hydro-acoustic signal (HAS) contains abundant information. HAS denoising is of great
significance for accurate identification of underwater targets, research of military detection …
significance for accurate identification of underwater targets, research of military detection …
Corrosion evaluation of Aluminum 6061-T6 exposed to sugarcane bioethanol-gasoline blends using the Stockwell transform
CI Rocabruno-Valdés, RF Escobar-Jiménez… - Journal of …, 2020 - Elsevier
This research presents the study of the corrosion type and the corrosion rate (CR) by signal
processing of electrochemical noise (EN) of the Aluminum 6061-T6 (Al 6061-T6). This was …
processing of electrochemical noise (EN) of the Aluminum 6061-T6 (Al 6061-T6). This was …
A non-contacting leak fault diagnosis method for subsea Christmas tree valve based on deep neural network with skip connections
Due to the complex and diverse underwater environment, underwater acoustic transmission
is easily disturbed, absorbing many noise components. To deal with the complex noise …
is easily disturbed, absorbing many noise components. To deal with the complex noise …
Underwater ambient-noise removing GAN based on magnitude and phase spectra
In this paper, an underwater ambient noise (UWAN) removing framework based on
generative adversarial network (GAN) to recover underlying ship-engine data is proposed …
generative adversarial network (GAN) to recover underlying ship-engine data is proposed …
A baseline drift removal algorithm based on cumulative sum and downsampling for hydroacoustic signal
D Wu, G Zhang, S Zhu, Y Liu, G Liu, L Jia, Y Wu… - Measurement, 2023 - Elsevier
Baseline drift is a widespread problem in a wide variety of signals and is traditionally
handled by using high-pass filtering to filter out the low-frequency portion. However, the …
handled by using high-pass filtering to filter out the low-frequency portion. However, the …
Filtered-OFDM with channel coding based on T-distribution noise for underwater acoustic communication
Bit error rate (BER) is typically high in underwater acoustic (UWA) channel, which is
characterized by high propagation delay and poor quality of communications. UWA noise …
characterized by high propagation delay and poor quality of communications. UWA noise …
DBSA-net: Dual branch self-attention network for underwater acoustic signal denoising
A Zhou, W Zhang, G Xu, X Li, K Deng… - IEEE/ACM Transactions …, 2023 - ieeexplore.ieee.org
Underwater acoustic signal denoising is a challenging task due to the complexity of the
underwater environment. Most of the existing methods cannot effectively cope with the …
underwater environment. Most of the existing methods cannot effectively cope with the …
An application of waveform denoising for microseismic data using polarization–linearity and time–frequency thresholding
J Akram - Geophysical Prospecting, 2018 - earthdoc.org
Noise suppression or signal‐to‐noise ratio enhancement is often desired for better
processing results from a microseismic dataset. In this paper, a polarization–linearity and …
processing results from a microseismic dataset. In this paper, a polarization–linearity and …
Filter orthogonal frequency‐division multiplexing scheme based on polar code in underwater acoustic communication with non‐Gaussian distribution noise
MS Ahmed, NS Mohd Shah, YY Al‐Aboosi… - ETRI …, 2021 - Wiley Online Library
The research domain of underwater communication has garnered much interest among
researchers exploring underwater activities. The underwater environment differs from the …
researchers exploring underwater activities. The underwater environment differs from the …