One Mesh Model Simplification Method Based on Shape Transform of Triangles

Author(s):  
Jia-xin Chen ◽  
Hai-he Hu
2010 ◽  
Vol 42 (12) ◽  
pp. 1178-1188 ◽  
Author(s):  
Shuming Gao ◽  
Wei Zhao ◽  
Hongwei Lin ◽  
Fanqin Yang ◽  
Xiang Chen

2010 ◽  
Vol 29-32 ◽  
pp. 420-423
Author(s):  
Xue Shu Liu

Geometric models often contain small features that we would like to remove, including small extrusions and holes. Feature removal can be desirable for many reasons, including finite element simulation, analysis of feature purpose and so on. In this study, an algorithm based on level set method is proposed to remove the small features. First, we initialize the zero level set in such a way that the zero level set includes the input model. And then the zero level set evolves towards the input model based on a novel speed function. When zero level set stops moving, a simplified model without small features can be got. The method receives approval from the experimental results.


2013 ◽  
Vol 57 (3) ◽  
pp. 1-11 ◽  
Author(s):  
Hong Xiao ◽  
Yuan Li ◽  
JianFeng Yu ◽  
Jie Zhang

2020 ◽  
Vol 38 (9A) ◽  
pp. 1276-1282
Author(s):  
Nabeel I. Allawy ◽  
Amjad B. Abdulghafour

Reconstruction of the mandible after severe trauma is one of the most difficult challenges facing oral and maxillofacial surgery. The mandible is an essential element in the appearance of the human face that gives the distinctive shape of the face, holds. This paper aims to propose a methodology that allows the surgeon to perform virtual surgery by investing engineering programs to place the implant by default and with high accuracy within the mandible based on the patient's medical data. The current study involved a 35-year-old man suffering from a traffic accident in the mandible with multiple fractures of the facial bones. Basically, an identification of the steps required to perform virtual surgery and modeling images from the CBCT technology has been done by using the software proposed in the research. The implant model is designed as a mesh model, allowing the patient to return to a normal position. Moreover, an application of FEA procedures using the Solidworks simulation software to test and verify the mechanical properties of the final transplant.


2012 ◽  
Vol 22 (5) ◽  
pp. 744-759 ◽  
Author(s):  
Suk-Hwan Lee ◽  
Ki-Ryong Kwon
Keyword(s):  
3D Mesh ◽  

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