Simultaneous spotting of signs and fingerspellings based on hierarchical conditional random fields and boostmap embeddings.
Hee-Deok YangSeong-Whan LeePublished in: Pattern Recognit. (2010)
Keyphrases
- conditional random fields
- vector space
- nearest neighbor
- probabilistic model
- graphical models
- markov random field
- sequence labeling
- higher order
- nearest neighbor classification
- hidden markov models
- crf model
- information extraction
- named entity recognition
- max margin learning
- distance measure
- pairwise
- structured prediction
- generative model
- similarity search
- retrieval efficiency
- low dimensional
- retrieval model
- feature vectors
- web page prediction
- dimensionality reduction
- high dimensional spaces
- high dimensional data
- segmentation method
- metric learning
- prediction accuracy
- semi supervised
- knn
- distance function
- query processing
- bayesian networks