A video semantic detection method based on locality-sensitive discriminant sparse representation and weighted KNN.
Yongzhao ZhanJunqi LiuJianping GouMinchao WangPublished in: J. Vis. Commun. Image Represent. (2016)
Keyphrases
- detection method
- sparse representation
- knn
- k nearest neighbor
- locality sensitive hashing
- nearest neighbor
- sparse coding
- detection algorithm
- high dimensional data
- face detection
- face recognition
- image classification
- similarity search
- order statistics
- feature detection
- distance function
- support vector machine
- feature selection
- image representation
- dimensionality reduction
- text classification
- signal processing
- video sequences
- neural network
- support vector machine svm
- image patches
- feature extraction
- range queries
- principal component analysis
- nearest neighbor search
- object recognition
- image segmentation
- low dimensional
- data sets