Original Article
Author Details :
Volume : 7, Issue : 3, Year : 2021
Article Page : 224-230
https://doi.org/10.18231/j.ijn.2021.040
Abstract
Microelectrode recording (MER) or microelectrode signals recording of local field potentials by means of subthalamic-nuclei deep brain stimulation is highly successful for construing or deducing Parkinson disease (PD) signal analysis acquiescent to elucidation are fetching ever more germane. These signals are supposed to emulate STN neurons action-potential movement and, these potential frequency modulations are coupled to spiking-events. The method uses auto regression stochastic (random nature) model machine learning approach and, other standard techniques as of system identification field. A usual conventional local field potential implication involves computing spectral-densities, i.e., power (P S Ds) of these signals—waveforms, that confines power on different frequencies. But, P S D s is second-order statistics might not confine non trivial temporal-dependencies which subsist in unprocessed data. Hence, we suggest L F Ps technique which is valuable in support of relating or unfolding distinctive plus sole features of temporal-dependencies in L F P waveforms. This technique is derived as of auto-regression (A R) modeling originating as of the systems plus control theory in fastidious systems-identification. We have distinctively, built A R models of L F P movement activity plus inferred, and also verified statistically major differentiations in temporal-dependencies among damaged tissues of nuclei plus protective areas in Parkinson`s receiving innocuous microelectrodes via deep brain stimulator (D BS). Differentiations in spectral-densities of field-waveforms amid the two conglomerates were not statistically-significant.
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Keywords: Microelectrode recording (MER), Parkinson disease (PD).
How to cite : Raju V R, Balmuri K R, Srinivas K, Madhukar G, MER Signal Acquisition of STN-DBS Biomarkers in Parkinson`s: A machine learning auto regression approach. IP Indian J Neurosci 2021;7(3):224-230
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Received : 10-07-2021
Accepted : 03-09-2021
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