3D CAD Model Retrieval Based on Feature Fusion

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Abstract:

Existing 3D model retrieval techniques focus on the global feature more than local detailed feature are not applicable to 3D CAD models. This paper combines the local feature and global feature to satisfy the needs of mechanical design. We first analyze the limitations of Shape Description (SD) algorithm. Then propose an automatic feature extraction technology based on the local characteristics of the curvature distribution. Next we fuse the extracted feature using a novel method. Lastly, we design an improved K-nearest neighbor algorithm to retrieve models. Experimental results indicate the efficiency and feasibility of the proposed method.

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Periodical:

Advanced Materials Research (Volumes 765-767)

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316-319

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Online since:

September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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