Source: https://patents.google.com/patent/US7826646
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US7826646B2 - Systems and methods for removing gingiva from computer tooth models - Google Patents
Systems and methods for removing gingiva from computer tooth models Download PDF
US7826646B2
US7826646B2 US10633015 US63301503A US7826646B2 US 7826646 B2 US7826646 B2 US 7826646B2 US 10633015 US10633015 US 10633015 US 63301503 A US63301503 A US 63301503A US 7826646 B2 US7826646 B2 US 7826646B2
US20040023188A1 (en )
Venkata S. Sarva
S ⁡ ( u , v ) = ∑ i = 0 3 ⁢ ⁢ ∑ k = 0 3 ⁢ b i , ⁢ B k m k ⁡ ( u ) ⁢ B i n ⁡ ( v )
US20040023188A1 true US20040023188A1 (en) 2004-02-05
US7826646B2 true US7826646B2 (en) 2010-11-02
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CN105551081B (en) * 2016-02-05 2018-04-10 杭州美齐科技有限公司 Gums for a virtual triangle mesh constructing method and the follower
US5471535A (en) * 1991-09-18 1995-11-28 Institute For Personalized Information Environment Method for detecting a contour of a given subject to be separated from images and apparatus for separating a given subject from images
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