TABLE 9. Performance Measures of Classifiers to Detect Swallow Material Using HRCA Signal Features of Barium and Water Swallows With Dimensionality Reduction Using PCA.

Classifier	Overall Accuracy	Barium Sensitivity	Water Sensitivity	Barium Predictive Value	Water Predictive Value
SVM	52.415%	28.565%	75.414%	54.765%	52.250%
Naïve Bayes	53.371%	24.109%	81.588%	57.284%	52.686%
K-Means	51.078%	30.798%	70.634%	57.444%	49.198%