Multitask joint spatial pyramid matching using sparse representation with dynamic coefficients for object recognition.
Mohammad-Hossein HajigholamAbolghasem Asadollah RaieKarim FaezPublished in: J. Electronic Imaging (2016)
Keyphrases
- sparse representation
- sparse coding
- image representation
- spatial pyramid matching
- multi task
- object recognition
- image classification
- sparse coefficients
- linear combination
- natural images
- scene classification
- image features
- face recognition
- bag of words
- image patches
- visual words
- signal processing
- multiscale
- learning tasks
- bag of features
- computer vision
- feature space
- transfer learning
- high dimensional data
- feature extraction
- unsupervised learning
- dimensionality reduction
- test images
- feature selection
- pattern recognition
- learning algorithm
- data sets