Quasi ML algorithm for 2-D PPS estimation

I Djurović - Multidimensional Systems and Signal Processing, 2017 - Springer
The 2-D quasi-maximum likelihood algorithm for estimation of 2-D polynomial phase signals
(2-D PPSs) is proposed. Estimation of all phase parameters is performed in an efficient …

A novel refinement technique for 2-D PPS parameter estimation

M Simeunović, I Djurović, S Djukanović - Signal processing, 2014 - Elsevier
This paper considers refinement in parameter estimation of 2-D polynomial phase signals
(PPSs). For this purpose, a method based on phase unwrapping, filtering and polynomial …

Parameter estimation of 2D polynomial phase signals using NU sampling and 2D CPF

I Djurović, M Simeunović - IET Signal Processing, 2018 - Wiley Online Library
The two‐dimensional (2D) cubic phase function (CPF) is known as a highly accurate 2D
polynomial phase signal estimator, but it has limited applicability due to the requirement for …

Review of the quasi-maximum likelihood estimator for polynomial phase signals

I Djurović, M Simeunović - Digital Signal Processing, 2018 - Elsevier
Several papers have been published recently on the quasi-maximum likelihood (QML)
approach for the polynomial phase signals (PPS) parameter estimation. The QML is …

Parameter estimation of 2-D cubic phase signal using cubic phase function with genetic algorithm

I Djurović, P Wang, C Ioana - Signal Processing, 2010 - Elsevier
This paper presents a generalization of cubic phase function (CPF) for two-dimensional (2-
D) cubic phase polynomial phase signals (PPS). Since a straightforward application of the …

Recent advances in the estimation of the polynomial-phase signals

I Djurović, M Simeunović - 2012 Mediterranean Conference on …, 2012 - ieeexplore.ieee.org
This paper reviews recent advances in the parameter estimation of higher-order polynomial-
phase signals (PPSs). The maximum likelihood (ML) technique is the most accurate …

Quasi‐maximum‐likelihood estimator of polynomial phase signals

I Djurović, L Stanković - IET Signal Processing, 2014 - Wiley Online Library
A novel approach for the parameter estimation of the polynomial phase signals (PPS) based
on the short‐time Fourier transform (STFT) is proposed. Estimator accuracy is significantly …

Cubic phase function for two-dimensional polynomial-phase signals

I Djurović, P Wang, C Ioana… - 2010 18th European …, 2010 - ieeexplore.ieee.org
A cubic phase function for two-dimensional polynomial-phase signals of the third order (CPF
2-D) is proposed. The CPF 2-D based estimator is able to obtain all unknown parameters by …

Non-uniform sampled cubic phase function

M Simeunović, I Djurović - Signal Processing, 2014 - Elsevier
Parameter estimation of polynomial phase signals (PPSs) based on the cubic phase
function (CPF) and its extensions cannot be performed by using the fast Fourier transform …

Subspace-based algorithm for parameter estimation of polynomial phase signals

Y Wu, HC So, H Liu - IEEE Transactions on Signal Processing, 2008 - ieeexplore.ieee.org
In this correspondence, parameter estimation of a polynomial phase signal (PPS) in additive
white Gaussian noise is addressed. Assuming that the order of the PPS is at least 3, the …