frequency domain signal components
An audio watermark-based speech bandwidth extension method
... the frequency-domain ...HF components by parallel phase vocoder and removed noise in the intersec- tion part of ...excitation signal [7], which makes per- ception quality of synthesized ...
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Equivalence between Frequency Domain Blind Source Separation and Frequency Domain Adaptive Beamforming for Convolutive Mixtures
... source signal components are recovered with a different gain in different frequency ...jammer signal is still the same as the two sets of ...
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Near-field measurement of continuously modulated fields employing the time-harmonic near- to far-field transformation
... field signal in the time-domain for such a long time that all relevant frequency components can be resolved and distinguished, followed by a Fourier ...a frequency spectrum per ...
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Event Evoked Signal Classification in Frequency Domain for Brain Computer Interface
... principal components is employed. The principal components are fed into HMM for training with the SVM making the final decision of the likelihood scores computed by ...
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Clipping Based PAPR Reduction Method for LTE OFDMA Systems
... clipped signal into frequency domain ...in-band frequency domain signals are passed to the second IDFT while out-of band signal components are ...
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Analysis of flank and root crack in the spur gear using vibration signal technique for single stage gear box
... The frequency domain methods include Fast Fourier Transform (FFT), Hilbert Transform Method and Power Cepstrum Analysis, ...etc. Frequency domain is the most popular approach for the diagnosis ...
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Computer Software Package for Analysis of Speech Signal
... speech signal analysis is presented using the GUI model of ...time domain and frequency domain. The short time domain analysis is useful for computing the time domain features ...
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Frequency versus time domain immunity testing of Smart Grid components
... digital signal processing and this is not di- rectly accessible to electromagnetic ...the frequency range 2–150 kHz may affect this process due to insufficient low-pass filtering and aliasing effects but ...
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Separation characteristics between time domain and frequency domain of wireless power communication signal in wind farm
... velocity components. The center frequency is another vital parameter to de- scribe wind speed uncertainty as well, which is usually estimated for classical wind speed power spectrum ...the signal ...
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Human Brain Microwave Imaging Signal Processing: Frequency Domain (S parameters) to Time Domain Conversion
... field, frequency domain and time domain represent different ...and frequency domains with a pair of same mathematical operators called a ...wave frequency components. The ...
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Speech Enhancement Based on Spectral Subtraction Involving Magnitude and Phase Components
... improve the performance of noisy speech signal by using speech enhancement technique based on single-band spectral subtraction. Spectral subtraction is used to remove noise from noisy speech signals in the ...
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Evaluation of Optimized PAPR and BER of OFDM signal by using Clipping and Filtering Technique
... high- frequency components of in-band signal (aliasing) when the clipping is performed with the Ny-quist sampling rate in the discrete-time ...discrete-time domain before a low-pass filter ...
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Fast Fourier Transform Using Advanced Processor
... digital signal processing components that can efficiently calculate the ...into frequency domain signal (complex form) IFFT operation converts the frequency domain ...
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Fast Fourier Transform Approach for Signal Analysis
... in frequency domain number of points is k. For Signal is sampled with frequency fs = 1 / ∆t, then frequency resolution is ∆f = fs / ...maximum frequency of the spectrum is = fs / ...
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Performancce Analysis of PAPR Reduction in DWT-OFDM in comparsion with conventional OFDM System
... time domain signal and performs a fast Fourier transform (FFT) operation to obtain the corresponding frequency domain ...these frequency components correspond to the original ...
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International Journal of Computer Science and Mobile Computing
... Speaker recognition is one of the method to identify the person by features of the voice[1].The task of the speaker identification is to determine the identity of a speaker by machine. To recognize the voice, the voices ...
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The limiting effect of the human visual system on image processing
... shown with used the of spatial filters that frequency the from frequency filters frequency in the basis, a hybrid the of filter's transform frequency domain number cutoff spread signal i[r] ...
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Image Steganography: A Review
... The discrete wavelet transform (DWT) method is favored over the discrete cosine transform (DCT) method, owing to the resolution that the WT provides to the image at various levels. Wavelets are mathematical functions ...
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Design of Optical Demultiplexer using Arrayed Waveguide Grating
... and frequency for both the Transmitter and Receivers the system here used ideal multiplexer and AWG ...same frequency power is shifted with a particular level as graphs are ...
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PERFORMANCE ANALYSIS OF DUAL CHANNEL SPEECH ENHANCEMENT METHOD WITH DCT AND HADAMARD TRANSFORMS USING NORMALIZED LATTICE RECURSIVE LEAST SQUARE ALGORITHM
... in frequency limited subbands, and provides better performance due to the separation of signal based on its frequency the elimination of high frequency noise will be better in adaptive ...
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