time-frequency decomposition method
COMPARATIVE ANALYSIS OF TIME DOMAIN AND FREQUENCY DOMAIN BLIND AUDIO SOURCE SEPARATION TECHNIQUES
... in time domain, frequency domain. In time domain analysis modified convex divergence method and ICA decomposition techniques are considered and in frequency domain ...
8
Time-Frequency-Based Speech Regions Characterization and Eigenvalue Decomposition Applied to Speech Watermarking
... selection method for speech watermarking ...eigenvalues decomposition based on the S-method is used to select di ff erent formants within the time-frequency regions of speech ...posed ...
10
Time-Frequency Data Reduction for Event Related Potentials: Combining Principal Component Analysis and Matching Pursuit
... Gabor decomposition of the collection of signals than the standard matching ...PCA-Gabor method explains the least amount of data variance compared to the other two ...PCA-Gabor method, on the other ...
13
AMP: a new time frequency feature extraction method for intermittent time series data
... non-intermittent time-series from a set of 200 which were generated via an almost peri- odically driven stochastic process, with periods ranging linearly from 2 to 4 for one half the set (blue) and 8 to 16 for the ...
10
Domain decomposition preconditioning for the high-frequency time-harmonic Maxwell equations with absorption
... a framework for combining the analysis of optimised subdomain boundary conditions with coarse grid operators, or for giving a convergence theory explicit in subdomain or coarse-grid size. The search for good coarse ...
35
Operational modal analysis of a spar-type floating platform using frequency domain decomposition method
... testing time, and costs of the experimental ...on Frequency Domain Decomposition (FDD) method for Operational Modal Analysis is proposed and validated against numerical simulations in ANSYS ...
15
Frequency domain Elastic wave Simulation Based on the Nonoverlapping Domain Decomposition Method
... the time or the frequency ...to time to the acoustic wave equation, the Helmholtz equation is ...numerical method to solve the Helmholtz equation is ...
6
Output-only Modal Analysis of a Beam Via Frequency Domain Decomposition Method Using Noisy Data
... FDD method, the frequency content of the applied load should include all frequencies of these ...the time t = 0 and linearly reaches ...first frequency with zero FFT value must be greater than ...
9
A Joint Time-Frequency and Matrix Decomposition Feature Extraction Methodology for Pathological Voice Classification
... fundamental frequency dependent features and two independent features based on the linear prediction (LP) modeling of vowel ...and frequency ratio from the speech signals. This method was applied on ...
11
Time-frequency representation of earthquake accelerograms and inelastic structural response records using the adaptive chirplet decomposition and empirical mode decomposition
... the time-frequency plane, apart from translation and scaling ...the method stems from the fact that a Gaussian chirplet set of functions is redundant (over-determined); not all functions of the set ...
41
Testing the Conventional and Islamic Financial Market Contagion: Evidence from Wavelet Analysis
... filtering method that provides a useful alternative to time series and frequency domain methods because it transforms the raw data into different frequency components with a resolution matched ...
29
Steganography in Audio Using Wavelet and DES Rasha H. Ali
... paper, method of steganography in Audio is introduced for hiding secret data in audio media file ...proposed method is to embed the secret text message in frequency domain of audio ...proposed ...
6
A comparison between modal damping ratios identified by NExT-ERA and frequency domain impact test
... between time domain and frequency domain methods is one of the freshest and prospering topics in modal ...the time–frequency domain decomposition method for the modal ...
10
Applying Novel Time-Frequency Moments Singular Value Decomposition Method and Artificial Neural Networks for Ballistocardiography
... sensors [7, 8] to measure small forces generated by the body in a sitting position. For this purpose, a special measurement chair fitted with EMFi-sensors under the upholstery was con- structed [9]. Two sensor films were ...
9
Amplitude-Frequency Analysis of Emotional Speech Using Transfer Learning and Classification of Spectrogram Images
... low frequency band ranging from 0 to ...high frequency range (above ...different frequency bands were ...low frequency range of 0-250 Hz and the high frequency range of ...considering ...
9
Multivariate Empirical Mode Decomposition for Quantifying Multivariate Phase Synchronization
... reaction time task ...theta frequency band (4–7 Hz) and ERN time window (25–75 ms) between frontal and central electrodes versus central and ...
13
DETECTION ENVIRONMENT FORMATION METHOD FOR ANOMALY DETECTION SYSTEMS
... Adomian Decomposition Method coupled with fractional derivative defined in conformable sense (CADM) is mainly applied for the first time, regarding analytical solution of a time-space ...
8
NEW METHOD FOR FAST IMAGE EDGE DETECTION BASED ON SUBBAND DECOMPOSITION
... new method of detection the edges of an image is presented in this ...The method uses a kind of two- dimensional subband spectrum analysis (2D-SSA) filter that is based on subband decomposition, and ...
5
SYNCRONIZATION METHOD FOR CARRIER FREQUENCY OFFSET IN OFDM
... conventional method to estimate the carrier frequency offset, two repetitive training symbols are used and then compare of the phases between the successive identical symbols is a simple, useful technique, ...
8
Numerical Solution of Sawada-Kotera equation by using Iterative Methods
... where subscripts denote the derivatives of the corresponding variable, which is widely used in many branches of physics such as conformal field theory, two-dimensional quan- tum gravitation canonical field theory, the ...
20