Gaussian mixture model classifiers for small objects in images.
Deirdre B. O'BrienRobert M. GrayPublished in: ICIP (2) (2005)
Keyphrases
- gaussian mixture model
- mouth region
- input image
- gaussian model
- em algorithm
- object recognition
- image classification
- mixture model
- bounding box
- maximum likelihood
- expectation maximization
- feature vectors
- keypoints
- lighting conditions
- object detectors
- complex background
- image features
- computer vision
- multiple classifiers
- background subtraction
- feature space
- pixel level
- training data
- decision trees
- gaussian mixture modeling
- image retrieval
- segmentation algorithm
- knn