Nonlinear time series and principal component analyses: Potential diagnostic tools for COVID-19 auscultation
Vimal Raj, A. Renjini, M. S. Swapna, S. Sreejyothi, S. Sankararaman
Topics & Concepts
Hurst exponentAuscultationPrincipal component analysisSample entropyLyapunov exponentSpectral densityWaveletContext (archaeology)Time seriesApproximate entropyNonlinear systemFractal dimensionMathematicsPhase portraitComputer scienceChaoticFractalPattern recognition (psychology)Speech recognitionArtificial intelligenceStatisticsMathematical analysisPhysicsMedicineQuantum mechanicsBifurcationBiologyPaleontologyRadiologyPhonocardiography and Auscultation TechniquesCOVID-19 diagnosis using AI