Fig. 1. Anatomical point location map. RIA/LIA（special region display of right/left internal acoustic pore）， RAS/LAS（right/left ascending segment of the internal carotid artery in the posterior cavernous sinus）

Fig. 2. Automatic location of anatomical points

Fig. 3. Size range of the anatomical point

Fig. 4. Statistical chart of anatomical point location accuracy（Black dotted line in the figure is the dividing line of whether the result is accurate or not， while the left side of the dotted line is the accurate result and the right side is the inaccurate result）

Fig. 5. Renderings of different network algorithms. Red is the doctor's marker point and green is the algorithm's detection result.