Leak location in gas pipelines using cross-time–frequency spectrum of leakage-induced acoustic vibrations
S Li, Y Wen, P Li, J Yang, X Dong, Y Mu - Journal of Sound and Vibration, 2014 - Elsevier
The correlation-based location methods are widely used in leak detection of the pipelines
assuming that the acoustic speed has been known and constant. In practice, the acoustic …
assuming that the acoustic speed has been known and constant. In practice, the acoustic …
[PDF][PDF] Time-frequency analysis and its application in digital watermarking
S Stanković - EURASIP Journal on Advances in Signal Processing, 2010 - Springer
A review of time-frequency analysis and some aspects of its applications in digital
watermarking are presented. The main advantages and drawbacks of various time …
watermarking are presented. The main advantages and drawbacks of various time …
[PDF][PDF] Time-frequency signal analysis
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 …
frequency signal analysis and signal theory, in general. The book presents time-frequency …
Analysis of local time-frequency entropy features for nonstationary signal components time supports detection
Identification of different specific signal components, produced by one or more sources, is a
problem encountered in many signal processing applications. This can be done by applying …
problem encountered in many signal processing applications. This can be done by applying …
A virtual instrument for time-frequency analysis of signals with highly nonstationary instantaneous frequency
This paper presents an open-source virtual instrument for time-frequency analysis. The
purpose is to show the correct practical implementation, and the performance, of a number …
purpose is to show the correct practical implementation, and the performance, of a number …
A local entropy-based algorithm for information content extraction from time–frequency distributions of noisy signals
In this paper, an automatic adaptive method for identification and separation of the useful
information content, from the background noise of time–frequency distributions (TFD) of …
information content, from the background noise of time–frequency distributions (TFD) of …
Extraction of useful information content from noisy signals based on structural affinity of clustered TFDs' coefficients
This paper proposes an automatic method for extraction of useful information content from
time-frequency distributions of nonstationary signals heavily corrupted by additive noise …
time-frequency distributions of nonstationary signals heavily corrupted by additive noise …
Sparse time–frequency representation for signals with fast varying instantaneous frequency
Time–frequency (TF) distributions have been used for providing high‐resolution
representation in a large number of signal processing applications. However, high …
representation in a large number of signal processing applications. However, high …
On the Use of Gini Coefficient for Measuring Time‐Frequency Distribution Concentration and Parameters Selection
I Orović, S Stanković, M Beko - Mathematical Problems in …, 2022 - Wiley Online Library
The energy concentration in the time‐frequency analysis has been used as an important
feature in many signal processing tasks such as detection, reconstruction, feature extraction …
feature in many signal processing tasks such as detection, reconstruction, feature extraction …
Effects of Cauchy integral formula discretization on the precision of IF estimation: Unified approach to complex-lag distribution and its counterpart L-form
Effects of Cauchy integral formula discretization on the concentration of time-frequency (TF)
distribution are analyzed. As a result of this discretization, new forms of distributions are …
distribution are analyzed. As a result of this discretization, new forms of distributions are …