Unsupervised Learning of Visual Features by Contrasting Cluster Assignments.
Mathilde CaronIshan MisraJulien MairalPriya GoyalPiotr BojanowskiArmand JoulinPublished in: CoRR (2020)
Keyphrases
- visual features
- unsupervised learning
- image classification
- visual information
- image retrieval
- low level
- image search
- semantic features
- supervised learning
- visual content
- low level features
- image annotation
- semantic concepts
- clustering algorithm
- semi supervised
- image collections
- object recognition
- bag of features
- semantic gap
- data points
- keywords
- visual appearance
- low level visual features
- web images
- bridge the semantic gap
- global features
- machine learning
- key frames
- expectation maximization
- dimensionality reduction
- multi modal
- image database
- active learning
- training data
- image processing
- computer vision