5
Content-Based Image Retrieval
• Query by example
• Image distance measures
  - color
    ° color histograms
    ° gridded color
  - texture
    ° texture summary features
     ° texture histograms
     ° gridded texture
  - shape
    ° tangent angle histograms
     ° boundary matching
  - regions and spatial relationships
• Object recognition
    ° face detection
     ° flesh detection