time-frequency cross correlation function
THE importance of aging electrical wiring and associated
... of time domain and frequency domain ...propagation time and velocity of propagation as in ...swept frequency ref- erence signal as in ...of time-frequency ...
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Techniques for Optimization in Time Delay Estimation from Cross Correlation Function
... using cross correlation technique with signals that are corrupted by noise and are received at two spatially separated sensors often result incorrect ...pruned cross correlation ...
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Measuring and crust-correcting finite-frequency travel time residuals – application to southwestern Scandinavia
... arrival time of each event, or in some cases relative to a reference station, are usually measured using a cross- correlation ...all cross-correlation methods is a risk of cycle ...
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Analysis of radiometric signal in sedimentating suspension flow in open channel
... transport time delay estimation for signals with low signal to noise ratio is possible due to the use of the cross-correlation function and filtration performed in the frequency domain ...
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Time difference of arrival estimation of sound source using Cross Correlation and modified maximum likelihood weighting function
... this function uses new approximation of phase variance that is used in the MML function to improve the TDOA estimation in high SNRs and low reverberation ...proposed function using real and ...
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Travel time estimation by cross correlation of noisy signals
... Green’s function estimation, with poor results for some azimuths ...higher-order cross correlations. In this paper, we first explain why the usual cross correlation technique fails when the ...
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Identification of the Dynamic Characteristics of Substation Components by Ambient and Free Vibration Tests
... the cross spectrum magnitude, the phase and coherence functions, ...excitation time history, auto-correlation, cross-correlation and auto spectrum functions of the CT ambient vibration ...
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Performance analysis of frequency shift estimation techniques in Brillouin distributed fiber sensors
... Lorentzian cross-correlation and Cross Recurrence Plot Analysis ...The cross-correlation based techniques do not need the step of initial BFS estimation, and the only important point is ...
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In Solid Acoustic Source Localization Using Likelihood Mapping Algorithm
... the cross correlation reaches the maximum at time lag equal to the time difference between the arrival of the input ...a function of frequency, the output peak of the ...
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Estimating Time Delay using GCC for Speech Source Localisation
... the cross-correlation function for speech signals (recorded through microphone arrays) in time domain and frequency domain is ...the cross-correlation function in ...
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PROPERTIES OF PERIODIC PULSE SIGNALS
... for time synchronization purposes in communication, navigation and telemetric ...independent time synchronization channels, because periodic pulse signals P Ni (t) (3) are ...
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Estimation of Time-Varying Coherence and Its Application in Understanding Brain Functional Connectivity
... stationary time series to certain classes of nonstationary time series, such as the locally stationary time ...stationary time series are assumed to change continuously but slowly over ...
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Detection Of Winding Deformation In TNB Distribution In Service Transformer Using Cross Correlation Co-Efficient Analysis Method
... on frequency ranges for interpretation of SFRA measurement, the following definitions of each frequency bands are taken from a paper published at Cigre Session 2004 ...the frequency bands for SFRA ...
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Multivariate text mining for process improvement using cross-canonical correlation analysis
... Big data and unstructured data can give a deeper and more accurate understanding into business. If 20% of the data available to enterprises is structured data, the other 80% is unstructured. Unstructured data — ...
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Vol 62, No 4 (2019)
... the correlation degree between a reference and an examined image, thus providing a clear indication of affinity or divergence between the ...as cross- correlation, an algorithm which evolved ...
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Time and Frequency Domain Feature Extraction Method of Doppler Radar for Hand Gesture Based Human to Machine Interface
... CW, Frequency Modulated Continuous Wave (FMCW), and Ulta-wideband (UWB) ...and Cross Multiply (DACM) algorithm to solve the null point and codomain restriction issued from traditional Doppler radar sensors ...
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A wireless ultrasonic NDT sensor system
... All time-of-flight measurements record echo timings, in turn these values can be used in conjunction with the sound speed in the test material to calculate depths and ...sampling frequency the echo timing ...
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COMPARATIVE ANALYSIS OF TIME DOMAIN AND FREQUENCY DOMAIN BLIND AUDIO SOURCE SEPARATION TECHNIQUES
... on frequency domain algorithm Inter-frequency correlation with microphone diversity (ICMD) [7] and two time domain first one modified convex divergence and second one is time domain ...
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Signals features extraction in liquid-gas flow measurements using gamma densitometry. Part 2: frequency domain
... Additionally the spectral analysis can be used to recognize the type of the gas bubbles transportation in the flow. The literature shows a use for this purpose ADF [27], however, according to [19], better results can be ...
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Fast Pattern Detection Using Normalized Neural Networks and Cross-Correlation in the Frequency Domain
... applying cross- correlation in the frequency domain between the input im- age and the neural weights is much faster than using con- ventional neural ...
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