Lines Matching defs:FGDParams

154 struct CV_EXPORTS FGDParams  struct
156     int Lc;  //!< Quantized levels per 'color' component. Power of two, typically 32, 64 or 128.
157 …N1c; //!< Number of color vectors used to model normal background color variation at a given pixel.
158 … N2c; //!< Number of color vectors retained at given pixel.  Must be > N1c, typically ~ 5/3 of N1c.
161 …  //!< Quantized levels per 'color co-occurrence' component.  Power of two, typically 16, 32 or 64.
162 …er of color co-occurrence vectors used to model normal background color variation at a given pixel.
163 …r of color co-occurrence vectors retained at given pixel.  Must be > N1cc, typically ~ 5/3 of N1cc.
166 … bool is_obj_without_holes; //!< If TRUE we ignore holes within foreground blobs. Defaults to TRUE.
167     int perform_morphing;     //!< Number of erode-dilate-erode foreground-blob cleanup iterations.
170     float alpha1; //!< How quickly we forget old background pixel values seen. Typically set to 0.1.
171 …  float alpha2; //!< "Controls speed of feature learning". Depends on T. Typical value circa 0.005.
172 …t alpha3; //!< Alternate to alpha2, used (e.g.) for quicker initial convergence. Typical value 0.1.
174     float delta;   //!< Affects color and color co-occurrence quantization, typically set to 2.
175 …tage value which determines when new features can be recognized as new background. (Typically 0.9).
176     float minArea; //!< Discard foreground blobs whose bounding box is smaller than this threshold.