[Retracted] Edge Detection Algorithm-Based Lung Ultrasound in Evaluation of Efficacy of High-Flow Oxygen Therapy on Critical Lung Injury

Figure 7

Comparison of the performance of the two algorithms. (a) Shows the original image; (b) shows the image processed by the traditional Canny edge detection algorithm; (c) shows the image processed by the improved Canny edge detection algorithm.

(a)

(b)

(c)