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Table 1 The comparison between optimal filtering and before filtering using FD and wavelet based features among within subjects (d i indicates the detail coefficient at level i).

From: Brain mapping and detection of functional patterns in fMRI using wavelet transform; application in detection of dyslexia

 

Within Healthy Subjects

Within Dyslexia Subjects

Feature

p value

p value

Sum of d1

0.0039

<0.0001

Variance of d1

0.0039

<0.0001

Mean absolute deviation of d1

0.0273

<0.0001

Sum of d2

0.0195

<0.0001

Variance of d2

0.0195

<0.0001

Mean absolute deviation of d2

0.0391

<0.0001

Sum of d3

0.0195

<0.0001

Mean absolute deviation of d3

0.0391

<0.0001

Higuchi FD (win = 8)

0.0078

0.0391

Higuchi FD (win = 15)

0.0039

0.0039

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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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