Redundancy-aware progressive structural compression method for 3D Gaussian splatting

Sun Fanshu1a,1b,2
Kuang Liqun1a,1b,2
Qin Yanting1a,1b,2
Chen Zhongyu1a,1b,2
Jiao Shichao1a,1b,2
Xiong Fengguang1a,1b,2
1. North University of China a. School of Computer Science and Technology, b. Shanxi Key Laboratory of Machine Vision & Virtual Reality, Taiyuan 030051, China
2. Shanxi Vision Information Processing and Intelligent Robot Engineering Research Center, Taiyuan 030051, China

Abstract

3D Gaussian Splatting has attracted widespread attention due to its favorable balance between rendering efficiency and image quality. However, its adaptive densification mechanism generates numerous redundant Gaussian primitives during training, increasing computational and storage overhead. To address this issue, this paper proposed a Redundancy-aware Progressive Structural Compression for Gaussian Splatting (RPSC-GS) method. It introduced an optimizable validity variable during training to continuously model the long-term rendering contribution of each Gaussian primitive and guided the variable to converge to a discrete state. Based on the validity representation, it designed a progressive structural compression mechanism that combined local redundancy estimation, a minimum redundancy propagation strategy, and transparency statistics to identify and physically remove highly overlapping Gaussian primitives with low visual contributions. It further designed a global transparency supplementary pruning strategy to eliminate weakly visible noise. Experimental results show that, compared with the 3DGS baseline, RPSC-GS improves the average rendering speed by approximately 173%, 229%, and 318% on three standard datasets, respectively, while reducing peak GPU memory consumption by up to 44% in representative scenes. The results demonstrate that the proposed method effectively improves rendering efficiency and model compactness while maintaining rendering quality, providing an efficient structural compression solution for real-time 3D scene rendering.

Foundation Support

国家自然科学基金项目(62272426)
山西省科技重大专项计划"揭榜挂帅"项目(202201150401021)
山西省重点研发计划项目(202402020101001)

Publish Information

DOI: 10.19734/j.issn.1001-3695.2026.04.0128
Publish at: Application Research of Computers Accepted Paper, Vol. 44, 2027 No. 1

Publish History

[2026-09-10] Accepted Paper

Cite This Article

孙凡淑, 况立群, 秦妍婷, 等. 面向3D高斯喷溅的冗余感知渐进式结构压缩方法 [J]. 计算机应用研究, 2027, 44 (1). (2026-09-14). https://doi.org/10.19734/j.issn.1001-3695.2026.04.0128. (Sun Fanshu, Kuang Liqun, Qin Yanting, et al. Redundancy-aware progressive structural compression method for 3D Gaussian splatting [J]. Application Research of Computers, 2027, 44 (1). (2026-09-14). https://doi.org/10.19734/j.issn.1001-3695.2026.04.0128. )

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  • Application Research of Computers Monthly Journal
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Application Research of Computers, founded in 1984, is an academic journal of computing technology sponsored by Sichuan Institute of Computer Sciences under the Science and Technology Department of Sichuan Province.

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