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Published on: April 19, 2019
A novel approach for heart disease prediction using strength scores with significant predictors
Armin Yazdani1, Kasturi Dewi Varathan2, Yin Kia Chiam1
1Department of Software Engineering, Faculty of Computer Science and Information Technology, Universiti Malaya, Kuala Lumpur, Malaysia.
Insights
This study introduces a novel algorithm to measure the strength of significant features for predicting cardiovascular disease. The Weighted Associative Rule Mining approach achieved a 98% confidence score, improving heart disease prediction accuracy.
Area of Science:
- Cardiology
- Data Science
- Machine Learning
Background:
- Cardiovascular disease is a leading global cause of mortality.
- Accurate and timely diagnosis of heart disease is critical for effective treatment and patient outcomes.
- Existing data mining methods for heart disease prediction often focus on feature identification but not feature strength.
Purpose of the Study:
- To propose an algorithm for measuring the strength of significant features in cardiovascular disease prediction.
- To enhance the accuracy of heart disease prediction by utilizing feature strength scores.
- To address the gap in literature regarding the quantification of feature importance in heart disease diagnosis.
Main Methods:
- Development of a novel algorithm to compute the strength of significant predictors for heart disease.
- Application of Weighted Associative Rule Mining (WARM) for prediction based on feature strength scores.
- Validation of identified rules and feature scores through consultation with cardiologists.
Main Results:
- Identification of key feature scores and diagnostic rules for cardiovascular disease.
- Experimental validation on the UCI heart disease dataset.
- Achieved a highest confidence score of 98% in predicting heart disease using the proposed method.
Conclusions:
- The study successfully computed strength scores for significant predictors, contributing to improved heart disease prediction.
- The proposed method, utilizing Weighted Associative Rule Mining with computed strength scores, demonstrates high efficacy.
- The findings offer a valuable tool for enhancing the accuracy and reliability of cardiovascular disease diagnosis.
Background:
Cardiovascular disease is the leading cause of death in many countries. Physicians often diagnose cardiovascular disease based on current clinical tests and previous experience of diagnosing patients with similar symptoms. Patients who suffer from heart disease require quick diagnosis, early treatment and constant observations. To address their needs, many data mining approaches have been used in the past in diagnosing and predicting heart diseases. Previous research was also focused on identifying the significant contributing features to heart disease prediction, however, less importance was given to identifying the strength of these features.
Method:
This paper is motivated by the gap in the literature, thus proposes an algorithm that measures the strength of the significant features that contribute to heart disease prediction. The study is aimed at predicting heart disease based on the scores of significant features using Weighted Associative Rule Mining.
Results:
A set of important feature scores and rules were identified in diagnosing heart disease and cardiologists were consulted to confirm the validity of these rules. The experiments performed on the UCI open dataset, widely used for heart disease research yielded the highest confidence score of 98% in predicting heart disease.
Conclusion:
This study managed to provide a significant contribution in computing the strength scores with significant predictors in heart disease prediction. From the evaluation results, we obtained important rules and achieved highest confidence score by utilizing the computed strength scores of significant predictors on Weighted Associative Rule Mining in predicting heart disease.
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