Improved Algorithm for Parameter Estimation of LFM Signal Based on Chirp-Z Transform.

Yibing Liu Jinliang Li Haijun Wang Qiang Luo

Published in: CIPAE (2020)

Keyphrases

parameter estimation
improved algorithm
frequency domain
original signal
fourier transform
maximum likelihood
least squares

signal processing
markov random field
model selection
statistical models
instantaneous frequency
em algorithm
optimization strategy

expectation maximization
space variant
random fields
parameter estimation algorithm
parameter values
parameter estimates
model fitting

non stationary
feature extraction
approximate inference
fractional fourier transform
image restoration
higher order