A Kernel-Based Calculation of Information on a Metric Space

Kernel density estimation is a technique for approximating probability distributions. Here, it is applied to the calculation of mutual information on a metric space. This is motivated by the problem in neuroscience of calculating the mutual information between stimuli and spiking responses; the spac...

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Main Authors: Conor J. Houghton, R. Joshua Tobin
Format: Article
Language:English
Published: MDPI AG 2013-10-01
Series:Entropy
Subjects:
Online Access:http://www.mdpi.com/1099-4300/15/10/4540
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author Conor J. Houghton
R. Joshua Tobin
author_facet Conor J. Houghton
R. Joshua Tobin
author_sort Conor J. Houghton
collection DOAJ
description Kernel density estimation is a technique for approximating probability distributions. Here, it is applied to the calculation of mutual information on a metric space. This is motivated by the problem in neuroscience of calculating the mutual information between stimuli and spiking responses; the space of these responses is a metric space. It is shown that kernel density estimation on a metric space resembles the k-nearest-neighbor approach. This approach is applied to a toy dataset designed to mimic electrophysiological data.
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spelling doaj.art-7f0d18fd5c86429ea17c665a952727632022-12-22T02:17:56ZengMDPI AGEntropy1099-43002013-10-0115104540455210.3390/e15104540A Kernel-Based Calculation of Information on a Metric SpaceConor J. HoughtonR. Joshua TobinKernel density estimation is a technique for approximating probability distributions. Here, it is applied to the calculation of mutual information on a metric space. This is motivated by the problem in neuroscience of calculating the mutual information between stimuli and spiking responses; the space of these responses is a metric space. It is shown that kernel density estimation on a metric space resembles the k-nearest-neighbor approach. This approach is applied to a toy dataset designed to mimic electrophysiological data.http://www.mdpi.com/1099-4300/15/10/4540mutual informationneuroscienceelectrophysiologymetric spaceskernel density estimation
spellingShingle Conor J. Houghton
R. Joshua Tobin
A Kernel-Based Calculation of Information on a Metric Space
Entropy
mutual information
neuroscience
electrophysiology
metric spaces
kernel density estimation
title A Kernel-Based Calculation of Information on a Metric Space
title_full A Kernel-Based Calculation of Information on a Metric Space
title_fullStr A Kernel-Based Calculation of Information on a Metric Space
title_full_unstemmed A Kernel-Based Calculation of Information on a Metric Space
title_short A Kernel-Based Calculation of Information on a Metric Space
title_sort kernel based calculation of information on a metric space
topic mutual information
neuroscience
electrophysiology
metric spaces
kernel density estimation
url http://www.mdpi.com/1099-4300/15/10/4540
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