Compressive sensing meets time–frequency: An overview of recent advances in time–frequency processing of sparse signals

E Sejdić, I Orović, S Stanković - Digital signal processing, 2018‏ - Elsevier
Compressive sensing is a framework for acquiring sparse signals at sub-Nyquist rates. Once
compressively acquired, many signals need to be processed using advanced techniques …

Natural gas pipeline small leakage feature extraction and recognition based on LMD envelope spectrum entropy and SVM

J Sun, Q **ao, J Wen, F Wang - Measurement, 2014‏ - Elsevier
As it is difficult to identify the scale and aperture of small leaks occurring in a natural gas
pipeline, this paper proposes a small leak feature extraction and recognition method based …

Time-varying frequency-modulated component extraction based on parameterized demodulation and singular value decomposition

S Chen, Y Yang, K Wei, X Dong… - IEEE Transactions on …, 2015‏ - ieeexplore.ieee.org
To analyze the valuable frequency component for time-varying frequency-modulated (FM)
signals, component extraction is necessary in most applications. Considering the advantage …

Application of parameterized time-frequency analysis on multicomponent frequency modulated signals

Y Yang, Z Peng, X Dong, W Zhang… - IEEE Transactions on …, 2014‏ - ieeexplore.ieee.org
Parameterized time-frequency (TF) transforms, with signal-dependent kernel parameters,
have been proposed to analyze multicomponent frequency modulated (FM) signals. Usually …

Detection of contact wire irregularities using a quadratic time–frequency representation of the pantograph–catenary contact force

H Wang, Z Liu, Y Song, X Lu, Z Han… - IEEE Transactions …, 2016‏ - ieeexplore.ieee.org
As for the rapid expansion of high-speed electrified railway industry, the current collection
quality of electric locomotives becomes one of the crucial technical issues for the stable …

Nonlinear time-frequency iterative learning control for micro-robotic deposition system using adaptive Fourier decomposition approach

WY Fu - Nonlinear Dynamics, 2023‏ - Springer
This study presents a cutting-edge approach to design iterative learning control (ILC) in
micro-robotic deposition systems, utilizing nonlinear time-frequency analysis through …

[PDF][PDF] Time-frequency signal analysis

L Stankovic, M Dakovic, T Thayaparan - Kindle edition, Amazon, 2014‏ - Citeseer
This book is a result of more than twenty years of research and education in the area of time-
frequency signal analysis and signal theory, in general. The book presents time-frequency …

Arrhythmia detection based on time–frequency features of heart rate variability and back-propagation neural network

RS Singh, BS Saini, RK Sunkaria - Iran Journal of Computer Science, 2019‏ - Springer
This paper presents a novel method for detection of arrhythmia using adaptive continuous
Morlet wavelet transform and back-propagation neural network. The detection is based on …

Extraction of useful information content from noisy signals based on structural affinity of clustered TFDs' coefficients

N Saulig, J Lerga, Ž Milanović… - IEEE transactions on …, 2019‏ - ieeexplore.ieee.org
This paper proposes an automatic method for extraction of useful information content from
time-frequency distributions of nonstationary signals heavily corrupted by additive noise …

Sparse time–frequency representation for signals with fast varying instantaneous frequency

I Orović, A Draganić, S Stanković - IET Radar, Sonar & …, 2015‏ - Wiley Online Library
Time–frequency (TF) distributions have been used for providing high‐resolution
representation in a large number of signal processing applications. However, high …