Building a Compact MQDF Classifier by Sparse Coding and Vector Quantization Technique.
Xiaohua WeiShujing LuYue LuPublished in: ICDAR (2017)
Keyphrases
- vector quantization
- sparse coding
- codebook generation
- feature space
- dictionary learning
- sparse representation
- image compression
- natural images
- image classification
- linear combination
- vector quantizer
- unsupervised learning
- image representation
- generative model
- training data
- training set
- feature selection
- image patches
- visual words
- linear classifiers
- high dimensional
- image processing
- multiscale
- training samples
- small number
- data sets
- object recognition
- active learning
- learning algorithm