Research Article

Feature Extraction and Classification of Power Quality Disturbances Using Optimized Tunable-Q Wavelet Transform and Incremental Support Vector Machine

Table 4

Classification accuracy in percentage using WT-ISVM, EWT-ISVM, and OTQWT-ISVM.

MethodsNoise-free conditionsSignal-to-noise ratio
20 dB30 dB50 dB

WT-ISVM90.1687.288.589.7
EWT-ISVM94.5290.492.492.6
OTQWT-ISVM99.6499.5299.5299.52