Unsupervised Methods for Audio Classification from Lecture Discussion Recordings.
Hang SuBorislav DzodzoXixin WuXunying LiuHelen MengPublished in: INTERSPEECH (2019)
Keyphrases
- unsupervised methods
- classification accuracy
- video recordings
- image classification
- machine learning
- feature vectors
- classification systems
- feature space
- training set
- decision trees
- feature selection
- object recognition
- hidden markov models
- support vector
- image features
- feature extraction
- training samples
- computer vision