Patent ID: 11928832
Assignee: ALIGN TECHNOLOGY, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G  A | IPC A  G

Claim 10:
11. The intraoral scanning system of claim 1, wherein the computing device is further to:
determine a first scan direction for the first intraoral scan, wherein the first scan direction represents the first viewing direction for the first comparison between the first intraoral scan and the second intraoral scan, and wherein determining the first scan direction comprises:
determining a first plurality of surface normals for a first surface of the first intraoral scan, wherein each of the first plurality of surface normals is associated with a respective point on the first surface;
determining a first average of the first plurality of surface normals; and
determining a first vector based on the first average, wherein the first vector represents the first scan direction.