FFT-Based Amplitude Estimation of Power Distribution Systems Signal Distorted by Harmonics and Noise.
He WenJunhao ZhangWenxuan YaoLu TangPublished in: IEEE Trans. Ind. Informatics (2018)
Keyphrases
- frequency domain
- frequency response
- low frequency
- power spectrum
- high frequency
- fourier transform
- signal subspace
- spatial domain
- instantaneous frequency
- additive noise
- impulse response
- random noise
- power distribution systems
- fast fourier transform
- white noise
- signal detection
- received signal
- noisy environments
- short time fourier transform
- signal processing
- phase information
- signal to noise ratio
- low signal to noise ratio
- noise reduction
- estimation error
- low snr
- denoising
- noise variance
- non stationary
- gaussian noise
- speech recognition
- subband
- noisy data
- stochastic resonance
- image processing
- fundamental frequency
- wavelet transform
- fourier transformation
- fourier domain
- feature extraction
- weak signal
- multiscale
- discrete wavelet transform
- median filter