Feature Point Extraction and Motion Tracking of Cardiac Color Ultrasound under Improved Lucas–Kanade Algorithm

Figure 8

Analysis of feature point extraction results of different algorithms. (a) Original image; (b) feature point extraction effect of Forstner algorithm; (c) feature point extraction effect of SUNSAN algorithm; (d) feature point extraction effect of Harris algorithm; (e) feature point extraction effect of SIFT algorithm.

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