Keyphrases
- data driven
- recognition rate
- recognition accuracy
- unsupervised learning
- supervised learning
- feature selection
- multimedia
- signal processing
- image recognition
- sparse representation
- semi supervised
- object recognition
- feature extraction
- recognition process
- audio visual
- automatic transcription
- action recognition
- visual recognition
- recognition algorithm
- character recognition
- machine learning
- computer vision
- handwritten characters
- supervised training
- environmental sounds
- learning algorithm