Anomaly Detection In Retinal Images Using Multi-Scale Deep Feature Sparse Coding.
Sourya Dipta DasSaikat DuttaNisarg A. ShahDwarikanath MahapatraZongyuan GePublished in: ISBI (2022)
Keyphrases
- anomaly detection
- sparse coding
- retinal images
- natural images
- multiscale
- unsupervised learning
- image representation
- dictionary learning
- sparse representation
- intrusion detection
- blood vessels
- image classification
- linear combination
- detecting anomalies
- image features
- optic disc
- generative model
- image patches
- feature vectors
- high dimensional
- feature space
- visual words
- denoising
- higher order
- one class support vector machines
- machine learning
- intrusion detection system
- scale space
- image segmentation
- image processing
- edge detection
- knn
- active learning
- object recognition
- training data
- decision trees
- detect anomalies