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Automatic Annotation of Functional Semantics for 3D Product Model Based on Latent Functional Semantics

To support effectively function-driven 3D model retrieval in the phase of mechanical product conceptual design and improve the efficiency of functional semantics annotation for 3D models, an approach for functional semantics automatic annotation for mechanical 3D product model based on latent functi...

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Bibliographic Details
Published in:Scientific programming 2023, Vol.2023, p.1-10
Main Authors: Han, Zhoupeng, Zhang, Hua, He, Weirong, Ba, Li, Yuan, Qilong
Format: Article
Language:English
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Summary:To support effectively function-driven 3D model retrieval in the phase of mechanical product conceptual design and improve the efficiency of functional semantics annotation for 3D models, an approach for functional semantics automatic annotation for mechanical 3D product model based on latent functional semantics is presented. First, the design knowledge and function knowledge of mechanical product model are analyzed, and the ontology-based functional semantics for assembly product is constructed. Then, some concept about functional region is defined, and the 3D product model is decomposed into functional regions with different levels of granularity. The similarity of the functional region is evaluated considering multisource attribute information and geometric shape. Subsequently, the similarity based on latent functional semantics annotation model for functional regions is established, which is employed for annotating automatic latent functional semantics in the 3D product model structure. Finally, mechanical 3D models in the model library are used to verify the effectiveness and feasibility of the proposed approach.
ISSN:1058-9244
1875-919X
DOI:10.1155/2023/9885859