Time-frequency analysis method
Time frequency analysis of electrical brain responses to nociceptive stimulation
... common method to analyze the electrical brain response is by averaging over a large number of EEG ...used time-frequency analysis method, as proposed in this thesis, utilizes wavelet ...
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Radar Signal Intra Pulse Feature Extraction Based on Improved Wavelet Transform Algorithm
... traditional analysis me- thod of one-dimensional transformation domain is no longer applicable to the modern radar signal processing, and it is necessary to seek new methods in the two-dimensional transformation ...
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DOA Estimation Using Time-Frequency Conversion Pre-Processing Method
... Abstract—In many cases, the study of DOA estimation techniques is developed based on ideal condition of signal sources and array sensor antennas. But, there are much more errors as a result of signal shadow effects from ...
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A Novel Range-Instantaneous-Doppler ISAR Imaging Algorithm for Maneuvering Targets via Adaptive Doppler Spectrum Extraction
... imaging method is often used to resolve the Doppler ambiguity but there are some scattering points that could be lost because the sliced time is fixed in traditional RID ...the method proposed in this ...
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A simple Spectral Observer
... of time via state estimation and the decomposition of such a signal into the frequencies that make it ...for time-frequency analysis because is a method that can compute on the fly the ...
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Study Of Nonlinear SSI Analysis Of Concrete Shear Wall Buildings Using Time Domain And Frequency Domain Approaches
... substructuring method in the frequency domain for SSI ...SSI analysis capabilities that extend the linearized SASSI methodology to nonlinear structure ...iterative time-complex ...
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Research and Comparison of Time-frequency Techniques for Nonstationary Signals
... in frequency domain. The time-frequency techniques may give a comprehensive description of signals in time-frequency ...five time-frequency analysis methods, i.e., ...
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A general theory on frequency and time–frequency analysis of irregularly sampled time series based on projection methods – Part 1: Frequency analysis
... the frequency analysis of irregularly sampled time ...(WOSA) method in order to re- duce its ...most frequency anal- yses with irregularly sampled ...
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Time frequency analysis in terahertz pulsed imaging
... conventional method. The simple WBCAF analysis involves estima- tion of time delays only at scale 1 because changing the scale results in an associ- ated time ...wavelet analysis are ...
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Sweep frequency response analysis using time frequency distribution
... including method recovery voltage measurement (RVM), the dissolved gas in oil analysis ...the frequency response from the winding will change ...
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Precession missile feature extraction using sparse component analysis of radar measurements
... the time resources in the BMD ...A method based on the NLLS and the OMP algorithms was proposed to estimate the pre- cession frequency and image the BM scattering ...proposed method can ...
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Time-Frequency Analysis and Hermite Projection Method Applied to Swallowing Accelerometry Signals
... projection method [11–13]. Based on this idea, the reconstruction of di ff erent time-frequency regions would require a di ff erent number of Hermite functions depending on the component ...projection ...
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Fractal dimension approach in postural control of subjects with Prader-Willi Syndrome
... in time domain, the aim of this study was to analyze the postural control in PWS individuals using not only posture analysis in time domain but also applying the frequency domain ...
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Time Frequency Analysis methods: A Comparative study
... Fourier analysis it is assumed that a signal is linear and stationary, but this may not be valid for all ...developed time-frequency analysis system using Fourier transform methods and wavelet ...
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Time-Frequency Analysis and Harmonic Gaussian Functions
... A method for time-frequency analysis is ...the time variable , a set of functions Ψ which depend on time, frequency and frequency (or time) standard ...the ...
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Video Frames Reconstruction Based on Time-Frequency Analysis and Hermite Projection Method
... the time-frequency analysis to examine the tem- poral stationarity/non-stationarity of the coe ffi cients over ...over time and dynamic scene regions containing moving objects (nonstationary ...
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COMPARATIVE ANALYSIS OF TIME DOMAIN AND FREQUENCY DOMAIN BLIND AUDIO SOURCE SEPARATION TECHNIQUES
... comparative analysis of blind audio source separation techniques in time domain, frequency ...In time domain analysis modified convex divergence method and ICA decomposition ...
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A New Method for Visual Real Time Monitoring of Low Frequency Oscillation
... low frequency oscillation just account for a small ...characteristic frequency are calculated, which can re- duce the computational complexity and memory space ...the analysis of low frequency ...
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Analysis of the CNV waveform in the time and frequency domains
... both time and frequency ...on time domain OAR using the least squares method to estimate how much OA in the measured EEG (derived from measurement of the EOG) should be subtracted to estimate ...
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Extracting Power Transformer Vibration Features by a Time Scale Frequency Analysis Method
... primary frequency features can be acquired by frequency spectrum analysis, and this information can be used to realize wavelet packet recon- struction with the original mother wavelet as the basis ...
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