Keyphrases
- error rate
- image features
- test set
- training set
- computer vision
- data sets
- training examples
- test data
- classification accuracy
- active learning
- training data
- supervised learning
- database
- active appearance models
- training samples
- support vector machine
- feature space
- decision trees
- cross validation
- nearest neighbor
- face images
- model selection
- unlabeled data
- svm classifier
- classification algorithm
- real world