Chatting through pictures? A classification of images tweeted in one week in the UK and USA.
Mike ThelwallOlga GoriunovaFarida VisSimon FaulknerAnne BurnsJim AulichAmalia Más-BledaEmma StuartFrancesco D'OrazioPublished in: J. Assoc. Inf. Sci. Technol. (2016)
Keyphrases
- image classification
- image database
- digital photographs
- ground truth
- input image
- image retrieval
- image data
- object recognition
- edge detection
- lighting conditions
- image analysis
- preprocessing stage
- handwritten digits
- image registration
- image features
- segmentation method
- classification accuracy
- pattern recognition
- similarity measure
- digital pictures
- region of interest
- gabor filters
- feature selection
- text classification
- decision trees
- feature space
- three dimensional
- hyperspectral images
- thematic mapper
- machine learning
- correct classification rate
- united kingdom
- skin lesion
- feature extraction
- feature points
- support vector
- image collections
- multiresolution
- test images
- classification algorithm
- segmentation algorithm