Search Results - "Khasawneh, Firas A"
-
1
Using Zigzag Persistent Homology to Detect Hopf Bifurcations in Dynamical Systems
Published in Algorithms (01-11-2020)“…Bifurcations in dynamical systems characterize qualitative changes in the system behavior. Therefore, their detection is important because they can signal the…”
Get full text
Journal Article -
2
Temporal network analysis using zigzag persistence
Published in EPJ data science (01-12-2023)“…This work presents a framework for studying temporal networks using zigzag persistence, a tool from the field of Topological Data Analysis (TDA). The resulting…”
Get full text
Journal Article -
3
Correction: Temporal network analysis using zigzag persistence
Published in EPJ data science (01-12-2023)Get full text
Journal Article -
4
Extraspinal findings prevalence and clinical significance in 4250 lumbar spine MRI exams
Published in Scientific reports (13-01-2021)“…To assess extraspinal findings (ESFs) prevalence in lumbar spine MRI, including clinically significant findings using a systematic approach, and to determine…”
Get full text
Journal Article -
5
Low-cost double pendulum for high-quality data collection with open-source video tracking and analysis
Published in HardwareX (01-10-2020)“…[Display omitted] The double pendulum is a system that manifests fascinating non-linear behavior. This made it a popular tool in academic settings for…”
Get full text
Journal Article -
6
On the automatic parameter selection for permutation entropy
Published in Chaos (Woodbury, N.Y.) (01-03-2020)“…Permutation Entropy (PE) is a cost effective tool for summarizing the complexity of a time series. It has been used in many applications including damage…”
Get more information
Journal Article -
7
Chatter detection in turning using persistent homology
Published in Mechanical systems and signal processing (01-03-2016)“…This paper describes a new approach for ascertaining the stability of stochastic dynamical systems in their parameter space by examining their time series…”
Get full text
Journal Article -
8
Topological feature vectors for chatter detection in turning processes
Published in International journal of advanced manufacturing technology (01-04-2022)“…Machining processes are most accurately described using complex dynamical systems that include nonlinearities, time delays and stochastic effects. Due to the…”
Get full text
Journal Article -
9
Correction to: A topological framework for identifying phenomenological bifurcations in stochastic dynamical systems
Published in Nonlinear dynamics (01-05-2024)Get full text
Journal Article -
10
Damping parameter estimation using topological signal processing
Published in Mechanical systems and signal processing (15-07-2022)“…Energy is dissipated in engineering systems through a variety of different, typically complex, damping mechanisms. While there are several common damping…”
Get full text
Journal Article -
11
Approximating Continuous Functions on Persistence Diagrams Using Template Functions
Published in Foundations of computational mathematics (01-08-2023)“…The persistence diagram is an increasingly useful tool from Topological Data Analysis, but its use alongside typical machine learning techniques requires…”
Get full text
Journal Article -
12
A Nonlinear Delay Model for Metabolic Oscillations in Yeast Cells
Published in Bulletin of mathematical biology (01-12-2023)“…We introduce two time-delay models of metabolic oscillations in yeast cells. Our model tests a hypothesis that the oscillations occur as multiple pathways…”
Get full text
Journal Article -
13
A spectral element approach for the stability of delay systems
Published in International journal for numerical methods in engineering (12-08-2011)“…We describe a spectral element approach to study the stability and equilibria solutions of Delay differential equations (DDEs). In contrast to the prototypical…”
Get full text
Journal Article -
14
Position-dependent stability analysis of turning with tool and workpiece compliance
Published in International journal of advanced manufacturing technology (01-08-2015)“…A universal frequency domain approach for studying the dynamics of metal cutting with a flexible workpiece and a compliant tool is derived. The method is used…”
Get full text
Journal Article -
15
A spectral element approach for the stability analysis of time-periodic delay equations with multiple delays
Published in Communications in nonlinear science & numerical simulation (01-08-2013)“…► We present an approach to study periodic multiple time delay systems (MTDS). ► This approach can study the stability of general periodic delay equations. ►…”
Get full text
Journal Article -
16
Effect of the interaction between tool and workpiece modes on turning with round inserts
Published in International journal of dynamics and control (01-06-2018)“…In this paper we investigate the effect of the tool-workpiece mode interaction on the stability of a flexible-tool, flexible-workpiece turning process. The…”
Get full text
Journal Article -
17
Analysis of milling dynamics for simultaneously engaged cutting teeth
Published in Journal of sound and vibration (01-03-2010)“…This paper investigates the stability of a milling process with simultaneously engaged teeth and contrasts it to prior work for a single tooth in the cut. The…”
Get full text
Journal Article -
18
Stability of delay integro-differential equations using a spectral element method
Published in Mathematical and computer modelling (01-11-2011)“…This paper describes a spectral element approach for studying the stability of delay integro-differential equations (DIDEs). In contrast to delay differential…”
Get full text
Journal Article -
19
On the comparison of semi-analytical methods for the stability analysis of delay differential equations
Published in Journal of sound and vibration (13-08-2012)“…This paper provides the first comparison of the semi-discretization, spectral element, and Legendre collocation methods. Each method is a technique for solving…”
Get full text
Journal Article -
20
A multi-interval Chebyshev collocation approach for the stability of periodic delay systems with discontinuities
Published in Communications in nonlinear science & numerical simulation (01-11-2011)“…► We describe multi-interval Chebyshev-collocation method for periodic delay systems. ► We study the stability of periodic delay systems with non-smooth…”
Get full text
Journal Article