Face to Face: Anthropometry-Based Interactive Face Shape Modeling Using Model Priors

Table 5

Time consumed for different processes of system implementation. For some processes (in italic), the time spent per example is shown. Notation: time consumed in interactive operation (𝑇_𝐼), time consumed in automatic computation (𝑇_𝐴).

Process	𝑇𝐼	𝑇𝐴
Offline processing
Feature point identification	3–5 minutes	6 seconds
Global warping	N/A	2 seconds
Local deformation	N/A	4 minutes
Multi-resolution model generation	N/A	5 seconds
Computing eigenmeshes by PCA	N/A	2 hours
Computing eigenmesh coordinates	N/A	0.5 seconds
Computing anthropometric measurements	N/A	0.2 seconds
LU decomposition	N/A	2 minutes
Runtime
Feature shape synthesis	N/A	0.6 seconds