Extracting Visual Encodings from Map Chart Images with Color-Encoded Scalar Values.
Angela MayhuaErick Gomez NietoJeffrey HeerJorge PocoPublished in: SIBGRAPI (2018)
Keyphrases
- visual appearance
- color coded
- pixel values
- image database
- three dimensional
- visual effects
- visually pleasing
- vector valued images
- input image
- image data
- color components
- color features
- text extraction
- image regions
- image classification
- color perception
- image features
- image retrieval
- visual properties
- vector valued
- web images
- gradient information
- visual data
- image pixels
- maximum a posteriori probability
- image annotation
- observed scene
- outdoor scenes
- visual features
- image registration
- color correction
- category recognition
- low level visual features
- image descriptors
- visual information
- edge detection
- low level
- human vision
- color quantization
- lookup table
- complex background
- color information
- lighting conditions
- test images
- image analysis
- object recognition