Fractional Fourier transform as a signal processing tool: An overview of recent developments

E Sejdić, I Djurović, LJ Stanković - Signal Processing, 2011‏ - Elsevier
Fractional Fourier transform (FRFT) is a generalization of the Fourier transform, rediscovered
many times over the past 100 years. In this paper, we provide an overview of recent …

Research progress of the fractional Fourier transform in signal processing

R Tao, B Deng, Y Wang - Science in China Series F, 2006‏ - Springer
The fractional Fourier transform is a generalization of the classical Fourier transform, which
is introduced from the mathematic aspect by Namias at first and has many applications in …

Closed-form discrete fractional and affine Fourier transforms

SC Pei, JJ Ding - IEEE transactions on signal processing, 2000‏ - ieeexplore.ieee.org
The discrete fractional Fourier transform (DFRFT) is the generalization of discrete Fourier
transform. Many types of DFRFT have been derived and are useful for signal processing …

Short-time fractional Fourier transform and its applications

R Tao, YL Li, Y Wang - IEEE Transactions on Signal Processing, 2009‏ - ieeexplore.ieee.org
The fractional Fourier transform (FRFT) is a potent tool to analyze the chirp signal. However,
it fails in locating the fractional Fourier domain (FRFD)-frequency contents which is required …

Recognition of radar compound jamming based on convolutional neural network

H Zhou, L Wang, Z Guo - IEEE Transactions on Aerospace and …, 2023‏ - ieeexplore.ieee.org
The modern electromagnetic environment is becoming more and more complicated, and
during detection, radar may face not only single jamming but also compound jamming …

Lv's distribution: principle, implementation, properties, and performance

X Lv, G Bi, C Wan, M **ng - IEEE Transactions on Signal …, 2011‏ - ieeexplore.ieee.org
This paper proposes a novel representation, known as Lv's distribution (LVD), of linear
frequency modulated (LFM) signals. It has been well known that a monocomponent LFM …

Classification of heart sounds using fractional fourier transform based mel-frequency spectral coefficients and traditional classifiers

Z Abduh, EA Nehary, MA Wahed, YM Kadah - … Signal Processing and …, 2020‏ - Elsevier
Heart sounds are a rich source of information for early diagnosis of cardiac pathologies.
Distinguishing normal from abnormal heart sounds requires a specially trained clinician. Our …

Fractional Charlier moments for image reconstruction and image watermarking

M Yamni, A Daoui, H Karmouni, M Sayyouri, H Qjidaa… - Signal Processing, 2020‏ - Elsevier
In this paper, we propose a new set of discrete orthogonal polynomials called fractional
Charlier polynomials (FrCPs). This new set will be used as a basic function to define the …

Computation of the fractional Fourier transform

A Bultheel, HEM Sulbaran - Applied and Computational Harmonic Analysis, 2004‏ - Elsevier
In this paper we make a critical comparison of some Matlab programs for the digital
computation of the fractional Fourier transform that are freely available and we describe our …

Response of a non-linear system with restoring forces governed by fractional derivatives—Time domain simulation and statistical linearization solution

PD Spanos, GI Evangelatos - Soil Dynamics and Earthquake Engineering, 2010‏ - Elsevier
In this paper, the random response of a non-linear system comprising frequency dependent
restoring force terms is examined. These terms are accurately modeled in seismic isolation …