Correlation-based spike sorting of multivariate data

Automated classification of waveforms is an important method of data processing used in various fields of science, such as neuroscience, biomedical engineering, etc. This work shows the possibility of sorting special waveforms i.e. spikes recorded with multichannel electrode arrays by using principl...

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Main Authors: Larionov Pavel, Juergens Tom, Schanze Thomas
Format: Article
Language:English
Published: De Gruyter 2019-09-01
Series:Current Directions in Biomedical Engineering
Subjects:
Online Access:https://doi.org/10.1515/cdbme-2019-0029
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author Larionov Pavel
Juergens Tom
Schanze Thomas
author_facet Larionov Pavel
Juergens Tom
Schanze Thomas
author_sort Larionov Pavel
collection DOAJ
description Automated classification of waveforms is an important method of data processing used in various fields of science, such as neuroscience, biomedical engineering, etc. This work shows the possibility of sorting special waveforms i.e. spikes recorded with multichannel electrode arrays by using principles of correlation and data-driven reference. A new method to estimate the number of k-means clusters by using a Monte Carlo method is introduced. To demonstrate the performance of the algorithm, generated signals were used, which are created to mimic multichannel recording of the extra-cellular neuronal signals.
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spelling doaj.art-105a492c20474729b11350923be5fb922022-12-22T03:28:06ZengDe GruyterCurrent Directions in Biomedical Engineering2364-55042019-09-015111311610.1515/cdbme-2019-0029cdbme-2019-0029Correlation-based spike sorting of multivariate dataLarionov Pavel0Juergens Tom1Schanze Thomas2IBMT, FB Life Science Engineering (LSE), Technische Hochschule Mittelhessen (THM), Wiesenstr. 14,Giessen, GermanyIBMT, FB Life Science Engineering (LSE), Technische Hochschule Mittelhessen (THM),Giessen, GermanyIBMT, FB Life Science Engineering (LSE), Technische Hochschule Mittelhessen (THM),Giessen, GermanyAutomated classification of waveforms is an important method of data processing used in various fields of science, such as neuroscience, biomedical engineering, etc. This work shows the possibility of sorting special waveforms i.e. spikes recorded with multichannel electrode arrays by using principles of correlation and data-driven reference. A new method to estimate the number of k-means clusters by using a Monte Carlo method is introduced. To demonstrate the performance of the algorithm, generated signals were used, which are created to mimic multichannel recording of the extra-cellular neuronal signals.https://doi.org/10.1515/cdbme-2019-0029spike sortingclusteringbiosignalsmultivariate signal processingk-meansscree plot
spellingShingle Larionov Pavel
Juergens Tom
Schanze Thomas
Correlation-based spike sorting of multivariate data
Current Directions in Biomedical Engineering
spike sorting
clustering
biosignals
multivariate signal processing
k-means
scree plot
title Correlation-based spike sorting of multivariate data
title_full Correlation-based spike sorting of multivariate data
title_fullStr Correlation-based spike sorting of multivariate data
title_full_unstemmed Correlation-based spike sorting of multivariate data
title_short Correlation-based spike sorting of multivariate data
title_sort correlation based spike sorting of multivariate data
topic spike sorting
clustering
biosignals
multivariate signal processing
k-means
scree plot
url https://doi.org/10.1515/cdbme-2019-0029
work_keys_str_mv AT larionovpavel correlationbasedspikesortingofmultivariatedata
AT juergenstom correlationbasedspikesortingofmultivariatedata
AT schanzethomas correlationbasedspikesortingofmultivariatedata