[Retracted] Effect of Low-Dose Dexmedetomidine Combined with Lumbosacral Plexus Block Guided by Ultrasound Imaging Based on Image Segmentation Algorithm in Fracture Surgery

Figure 3

Image segmentation effect display of different algorithms. A is the original ultrasonic image; B is the CV model segmentation result; C is the FCM model segmentation result; D is the proposed algorithm segmentation result.