Measuring academic affective states of students via brainwave signals

Added Title

International Conference on Knowledge and Systems Engineering (3rd : 2011)
KSE 2011

Department/Unit

Advance Research Institute for Informatics, Computing and Networking

Document Type

Conference Proceeding

Source Title

Proceedings - 2011 3rd International Conference on Knowledge and Systems Engineering, KSE 2011

First Page

226

Last Page

231

Publication Date

11-21-2011

Abstract

Multiple studies show that electroencephalogram (EEG) signals behave differently when humans experience various emotions. The objective of this project is to create a model of human academic emotions (namely: boredom, confusion, engagement and frustration) using EEG signals. Raw EEG signals were collected from nineteen (19) students while solving Berg's Card Sorting Task. Noise reduction was performed using 8Hz-30Hz 10th-Order Butter worth Band pass Filter. The following statistical features of raw EEG signals were computed: mean, standard deviation, mean of absolute first and second differences and standardized mean of absolute first and second differences. The k-Nearest Neighbor, Support Vector Machines, and Multilayer Perceptron were used as classifiers. Accuracy scores (at their highest) were 54.09%, 46.86% and 40.72% respectively, using batch cross-validation. © 2011 IEEE.

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Digitial Object Identifier (DOI)

10.1109/KSE.2011.43

Disciplines

Computer Sciences

Keywords

Electroencephalography; Emotions and cognition

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