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Article

3D Model Retrieval Algorithm Based on DSP-SIFT Descriptor and Codebook Combination

1
Computational Aerodynamics Institute, China Aerodynamics Research and Development Center, Mianyang 621000, China
2
School of Computer Science and Engineering, Beijing Technology and Business University, Beijing 100048, China
3
Information Network Center, Beijing Technology and Business University, Beijing 100048, China
*
Author to whom correspondence should be addressed.
Appl. Sci. 2022, 12(22), 11523; https://doi.org/10.3390/app122211523
Submission received: 9 October 2022 / Revised: 7 November 2022 / Accepted: 10 November 2022 / Published: 13 November 2022
(This article belongs to the Special Issue Recent Applications of Computer Vision for Automation and Robotics)

Abstract

Recently, extensive research efforts have been dedicated to view-based 3D object retrieval, owing to its advantage of using a set of 2D images to represent 3D objects. Some existing image processing technologies can be employed. In this paper, we adopt Bag-of-Words for view-based 3D object retrieval. Instead of SIFT, DSP-SIFT is extracted from all images as object features. Moreover, two codebooks of the same size are generated by approximate k-means. Then, we combine two codebooks to correct the quantization artifacts and improve recall. Bayes merging is applied to address the codebook correlation (overlapping among different vocabularies) and to provide the benefit of high recall. Moreover, Approximate Nearest Neighbor (ANN) is used to quantization. Experimental results on ETH-80 datasets show that our method improves the performance significantly compared with the state-of-the-art approaches.
Keywords: view-based 3D model retrieval; Bag-of-Words; codebook combination; Bayes merging view-based 3D model retrieval; Bag-of-Words; codebook combination; Bayes merging

Share and Cite

MDPI and ACS Style

Hu, Y.; Zhang, H.; Gao, J.; Li, N. 3D Model Retrieval Algorithm Based on DSP-SIFT Descriptor and Codebook Combination. Appl. Sci. 2022, 12, 11523. https://doi.org/10.3390/app122211523

AMA Style

Hu Y, Zhang H, Gao J, Li N. 3D Model Retrieval Algorithm Based on DSP-SIFT Descriptor and Codebook Combination. Applied Sciences. 2022; 12(22):11523. https://doi.org/10.3390/app122211523

Chicago/Turabian Style

Hu, Yuefan, Haoxuan Zhang, Jing Gao, and Nan Li. 2022. "3D Model Retrieval Algorithm Based on DSP-SIFT Descriptor and Codebook Combination" Applied Sciences 12, no. 22: 11523. https://doi.org/10.3390/app122211523

APA Style

Hu, Y., Zhang, H., Gao, J., & Li, N. (2022). 3D Model Retrieval Algorithm Based on DSP-SIFT Descriptor and Codebook Combination. Applied Sciences, 12(22), 11523. https://doi.org/10.3390/app122211523

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