Flaw classification in ultrasonic guided waves signal using Wavelet Transform and PNN classifier.
Xiaohui ZhangGuangmin SunHaomiao LiuQite WangPublished in: WCSP (2011)
Keyphrases
- probabilistic neural network
- wavelet transform
- power quality disturbance
- classification method
- classification scheme
- pattern classification
- decision trees
- class labels
- classification algorithm
- classification process
- support vector
- classification rate
- support vector machine
- feature selection
- nearest neighbor classifier
- feature extraction
- neural network
- learning vector quantization
- feature space
- classification models
- wavelet analysis
- final classification
- pattern recognition
- training set
- nearest neighbor
- svm classifier
- classifier combination
- classification accuracy
- decision boundary
- classifier ensemble
- multiclass classification
- high frequency
- image compression
- image coding
- training data
- low frequency
- multiscale
- training samples
- k nearest neighbour
- signal processing
- binary decision tree
- wavelet coefficients
- power quality
- multiresolution
- feature set
- image classification
- learning phase
- higher classification accuracy
- frequency domain
- fold cross validation
- bayesian classifier
- binary classifiers
- supervised learning
- active learning
- multiple classifier systems
- naive bayes
- artificial neural networks
- non stationary
- extracted features
- biomedical signals
- subband