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An Effective Dementia Diagnosis System using Machine Learning Techniques

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Published under licence by IOP Publishing Ltd
, , Citation G Priyanka et al 2021 J. Phys.: Conf. Ser. 1916 012173 DOI 10.1088/1742-6596/1916/1/012173

This article is retracted by 2021 J. Phys.: Conf. Ser. 1916 012411

1742-6596/1916/1/012173

Abstract

Dementia being a major cause of creating dependency among aged people also has an inevitable impact on people suffering from it and the families around them. Since the symptoms are gradual and may overlap, diagnosing dementia and identifying its type is risky. The main purpose is to develop a machine learning-based method in diagnosing dementia using the dataset obtained from OASIS. Algorithms such as Support Vector Machine, AdaBoost, K-Nearest Neighbors, Random forest, Linear Discriminant Analysis, XgBoost algorithms are used to find accuracy, recall, and confusion matrix. Implementation of the following algorithms provides accuracy in the range of 83 to 90 percent. SVM provides 87%, KNN gives out accuracy of 84%, LDA gives an accuracy of 83%, Random forest gives an accuracy of 88%, AdaBoost gives 81% and XgBoost gives 90%. XGBoost shows more accuracy than other algorithms.

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