A general theory of spatial relations to support a graphical tool for visual information extraction.
Giuseppe Della PennaDaniele MagazzeniSergio OreficePublished in: J. Vis. Lang. Comput. (2013)
Keyphrases
- spatial relations
- general theory
- information extraction
- spatial reasoning
- spatial information
- closely related
- spatial objects
- temporal relations
- topological relations
- natural language processing
- text mining
- visual words
- multiscale
- morphological operators
- spatial knowledge
- efficient implementation
- web documents
- input image
- feature vectors