Unsupervised Learning of Probabilistic Grammar-Markov Models for Object Categories.
Long ZhuYuanhao ChenAlan L. YuillePublished in: IEEE Trans. Pattern Anal. Mach. Intell. (2009)
Keyphrases
- markov models
- object categories
- unsupervised learning
- generative model
- object recognition
- object detection
- markov model
- conditional random fields
- maximum entropy
- higher order
- training examples
- hidden markov models
- supervised learning
- semi supervised
- image features
- probabilistic model
- visual words
- expectation maximization
- computer vision
- test images
- semi supervised learning
- posterior probability
- em algorithm
- mixture model
- model selection
- image annotation
- unlabeled data
- natural language
- bayesian networks
- labeled data
- maximum likelihood
- dimensionality reduction
- prior knowledge
- reinforcement learning
- markov networks
- similarity measure