Phase Segmentation Methods for an Automatic Surgical Workflow Analysis

Table 6

Combined methods constructed from all foreground detection, OF extraction, and feature normalization methods.

Combined abbreviation	Foreground detection and OF extraction	Feature normalization
FrameDiff_GridIntersect_Top	FrameDiff_GridIntersect	Top
MultiCue_GridIntersect_Top	MultiCue_GridIntersect	Top
FrameDiff_GridBlock_Top	FrameDiff_GridBlock	Top
MultiCue_GridBlock_Top	MultiCue_GridBlock	Top
FrameDiff_GridIntersect_means	FrameDiff_GridIntersect	means
MultiCue_GridIntersect_means	MultiCue_GridIntersect	means
FrameDiff_GridBlock_means	FrameDiff_GridBlock	means
MultiCue_GridBlock_means	MultiCue_GridBlock	means