Color Feature Detection
Theo Gevers, Joost van de Weijer, and Harro Stokman

9.1 Introduction ...............................................................................................................
9.2 Color Invariance ..........................................................................................................
      9.2.1 Dichromatic Reflection Model ....................................................................................
      9.2.2 Color Invariants....................................................................................................
      9.2.3 Color Derivatives ..................................................................................................
9.3 Combining Derivatives...................................................................................................
      9.3.1 The Color Tensor .................................................................................................
      9.3.2 Color Tensor-Based Features ....................................................................................
               9.3.2.1 Eigen value-Based Features ............................................................................
               9.3.2.2 Color Canny Edge Detection ............................................................................
               9.3.2.3 Circular Object Detection ..............................................................................
9.4 Color Feature Detection: Fusion of Color Derivatives ...............................................................
      9.4.1 Problem Formulation..............................................................................................
      9.4.2 Feature Fusion ....................................................................................................
      9.4.3 Corner Detection .................................................................................................
9.5 Color Feature Detection: Boosting Color Saliency....................................................................
9.6 Color Feature Detection: Classification of Color Structures.........................................................
      9.6.1 Combining Shape and Color .....................................................................................
      9.6.2 Experimental Results ............................................................................................
      9.6.3 Detection of Highlights ..........................................................................................
      9.6.4 Detection of Geometry/Shadow Edges.........................................................................
      9.6.5 Detection of Corners .............................................................................................
9.7 Conclusion ................................................................................................................
References.....................................................................................................................