National Institute of Advanced Industrial Science and Technology (AIST) This page is a page of the former research institute. We stopped updating on March 31.2001.
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Evaluation of Size-Fitness of Garments


The Institute is developing a system using computer simulation for predicting how garments will fit a person. The system will be applied toward developing technology for evaluating the size-fitness of garments.

In this system, each part of a piece of garment is divided into hundreds of small triangular finite elements. Each part is viewed as elastic material, and formulation of the stress-strain relationship in terms of the mechanical properties of the garment material will allow the measurement of potential energy and prediction of the 3-D configuration, distribution of garment pressure, and ease.

This method permits prediction of the wearing silhouette, distribution of garment pressure, and ease, without actually producing the garment. Using computer graphics technology allows the results to be shown on a 3-D display. Thus, the construction of apparel CAD software, including an evaluation of sensitivity, can be expected.


Display of results of predicting distribution of garment pressure; the distribution from red, to green, to blue is in order of decreasing garment pressure.


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