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Among all safety accidents in construction scenarios, collision accidents are regarded as one of the most common types of injury. To effectively prevent and monitor the occurrence of collision accidents, the computer graphics analysis technology has been used to assist collision detection and analysis; however, limitations remain in balancing the real-time performance with high precision of detection. To address this, a collision-detection method based on dynamic voxelization was proposed. This method integrated the generation of dynamic spatial voxel tree with the dynamic spherical voxelization calculation of resources to construct a collision detection and analysis mechanism. The core ideas are as follows: ① Based on the crowding-degree threshold, the space was recursively divided to generate a dynamic voxel tree, effectively filtering out non-collision risk areas. ② The side length of voxel units were dynamically calculated according to the relative distance between resources and resource volume, realizing the adaptive adjustment of voxel granularity. ③ Spherical voxels were used instead of traditional cubic voxels to avoid the computational burden of non-axis-aligned detection. ④ A hollowing-out procedure was introduced to eliminate internal invalid voxels, further optimizing detection efficiency. This method can accurately capture resource interactions in complex dynamic construction environments, significantly improving detection accuracy and optimizing computational efficiency. Experimental results showed that compared with traditional methods, the proposed method significantly improved the detection accuracy, with precision and accuracy reaching 94.64% and 96.67%, respectively. In terms of collision detection time, it was more efficient than most existing methods, with a calculation speed increase of at least about 11.36%. At the same time, the study analyzed the impact of key parameters such as voxel-tree depth, root-node size, and voxel side length on performance, and analyzed the consumption of CPU resources and memory resources by the method in scenarios of different scales. The consumption was within an acceptable range, verifying the applicability of the method in construction scenarios. The method provided an effective new idea of information processing for enhancing the intelligent level of construction safety management.
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在建造场景所有安全事故中,碰撞事故被认为是最常见的伤害之一。为能有效预防监测碰撞事故的发生,采用计算机图形分析技术辅助碰撞检测分析,具有一定成效,但在检测的实时性与高精度的平衡上仍存在局限。为了解决这个问题,提出了一种基于动态体素化的碰撞检测方法,即融合空间动态体素树生成与资源动态球状体素化计算,构建了一种碰撞检测分析机制。核心思路在于:①基于拥挤度阈值,递归分割空间生成动态体素树,有效过滤非碰撞风险区域;②依据资源间相对距离和资源体积动态计算体素单元边长,实现体素粒度的自适应调节;③采用球状体素替代传统立方体体素,避免非轴对齐检测的计算负担;④引入空心化处理剔除内部无效体素,进一步优化检测效率。该方法能够在复杂动态建造环境中精准捕捉资源交互,显著提升检测精度并优化计算效率。实验结果表明,相较于传统方法,该方法在检测精度上显著提高,精确率与准确率分别达到94.64%与96.67%。在碰撞检测时间上,比多数现有方法更具效率,计算速度至少提升了11.36%。同时,研究分析了体素树深度、根节点尺寸和体素边长参数对性能的影响,并分析了不同规模场景的CPU资源与内存资源的消耗。消耗量处于可接受范围内,验证了其在建造场景的适用性。该方法为提升建造安全管理智能化水平提供了有效的信息化处理新思路。
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1 厦门理工学院土木工程与建筑学院, 福建 厦门 361024)]), AuthorCompany(id=1263550825662694172, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, xref=2, ext=[AuthorCompanyExt(id=1263550825956295455, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, companyId=1263550825662694172, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 Xiamen Hymake Technology Co., Ltd., Xiamen Fujian 361008, China), AuthorCompanyExt(id=1263550826073735967, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, companyId=1263550825662694172, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 厦门海迈科技股份有限公司, 福建 厦门 361008)])], figs=[ArticleFig(id=1263550857921086434, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 1, caption=
Flow chart of collision detection based on dynamic voxelization, figureFileSmall=3jCHAy5VLvhdtxJFMihKtA==, figureFileBig=rP6D8kC0jbKTvGcXhpEahA==, tableContent=null), ArticleFig(id=1263550858718004206, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图1, caption=
基于动态体素化的碰撞检测流程图, figureFileSmall=3jCHAy5VLvhdtxJFMihKtA==, figureFileBig=rP6D8kC0jbKTvGcXhpEahA==, tableContent=null), ArticleFig(id=1263550860781601778, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 2, caption=
Voxel tree structure and segmentation conditions, figureFileSmall=SKTg2/L/MsnVedQe7X7/gA==, figureFileBig=9qjly4PW8iYzXUJH6mP+Wg==, tableContent=null), ArticleFig(id=1263550861280723958, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图2, caption=
体素树结构与分割条件, figureFileSmall=SKTg2/L/MsnVedQe7X7/gA==, figureFileBig=9qjly4PW8iYzXUJH6mP+Wg==, tableContent=null), ArticleFig(id=1263550861494633468, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 3, caption=
Examples of crowdedness in architectural scenarios ((a) Small quantity of resources, high overall crowding ratio; (b) Small quantity of resources, high local crowding ratio; (c) Extremely large quantity of resources, low crowding ratio; (d) Relatively small quantity of resources, relatively high crowding ratio), figureFileSmall=9sxRly2lpBLXPfI4+VsARA==, figureFileBig=syUpCdmwWxP8CnWsEzQqYw==, tableContent=null), ArticleFig(id=1263550862161526787, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图3, caption=
建造场景拥挤度示例((a) 资源数量少,全场拥挤度比率高;(b) 资源数量少,局部拥挤度比率高;(c) 资源数量极多,拥挤度比率较低;(d) 资源数量较少,拥挤度比率较高), figureFileSmall=9sxRly2lpBLXPfI4+VsARA==, figureFileBig=syUpCdmwWxP8CnWsEzQqYw==, tableContent=null), ArticleFig(id=1263550862669037580, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 4, caption=
Dynamic spatial voxel tree example, figureFileSmall=TMotGDX73Bph62LaZJelvg==, figureFileBig=AtrWgxCBUIh13JBQ8KqLtw==, tableContent=null), ArticleFig(id=1263550864808132627, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图4, caption=
空间动态体素树示例, figureFileSmall=TMotGDX73Bph62LaZJelvg==, figureFileBig=AtrWgxCBUIh13JBQ8KqLtw==, tableContent=null), ArticleFig(id=1263550865336614938, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 5, caption=
Component axis-aligned bounding box, figureFileSmall=DFa72i45MAWMoOU8858v+A==, figureFileBig=MR15wbQmWoefcTl18WKxJQ==, tableContent=null), ArticleFig(id=1263550865969954850, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图5, caption=
部件轴对齐包围盒, figureFileSmall=DFa72i45MAWMoOU8858v+A==, figureFileBig=MR15wbQmWoefcTl18WKxJQ==, tableContent=null), ArticleFig(id=1263550866380996649, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 6, caption=
Schematic diagram of voxel unit collision, figureFileSmall=UJNmyr4/pjKEuknps/28iw==, figureFileBig=KlMc0XmDCUDkxQIuKw8UOQ==, tableContent=null), ArticleFig(id=1263550866817204270, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图6, caption=
体素单元碰撞示意, figureFileSmall=UJNmyr4/pjKEuknps/28iw==, figureFileBig=KlMc0XmDCUDkxQIuKw8UOQ==, tableContent=null), ArticleFig(id=1263550867219857461, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 7, caption=
Hollowing example ((a) Special resources with a double-layer structure; (b) Horizontal cross-sectional view after sphere voxelization), figureFileSmall=CvkZtapiw7jJ9r8PbI1KWw==, figureFileBig=YqekMw1u/QnfJsRc6YdmFg==, tableContent=null), ArticleFig(id=1263550869296037949, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图7, caption=
空心化示例((a) 双层结构的特殊资源;(b) 球状体素化后的水平剖面图), figureFileSmall=CvkZtapiw7jJ9r8PbI1KWw==, figureFileBig=YqekMw1u/QnfJsRc6YdmFg==, tableContent=null), ArticleFig(id=1263550869694496832, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 8, caption=
Simulate the test scenario ((a) Conventional view;(b) South elevation; (c) East elevation; (d) Top view), figureFileSmall=1xoL+mzl8XcEVp2ATbQlVQ==, figureFileBig=66s1ynO/EzEkvLcQIq/dbw==, tableContent=null), ArticleFig(id=1263550870235562056, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图8, caption=
模拟测试场景((a) 常规视角;(b) 南立面图;(c) 东立面图;(d) 俯视图), figureFileSmall=1xoL+mzl8XcEVp2ATbQlVQ==, figureFileBig=66s1ynO/EzEkvLcQIq/dbw==, tableContent=null), ArticleFig(id=1263550870554329170, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 9, caption=
The fitting effects of different methods in terms of shape ((a) AABB; (b) OBB; (c) Sphere; (d) VERTICAL-OBB; (e) Triangular mesh; (f) Spherical voxelization), figureFileSmall=C8vc21jVfEw5UhFSDZD/nQ==, figureFileBig=JhodLIwodSxRYNa0hBZxWw==, tableContent=null), ArticleFig(id=1263550870759850071, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图9, caption=
不同方法在形状上的拟合效果((a) AABB;(b) OBB;(c) Sphere;(d) VERTICAL-OBB;(e) 三角网格;(f) 球状体素化), figureFileSmall=C8vc21jVfEw5UhFSDZD/nQ==, figureFileBig=JhodLIwodSxRYNa0hBZxWw==, tableContent=null), ArticleFig(id=1263550870982148189, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 10, caption=
Comparison of detection accuracy, figureFileSmall=f9pqt+AlgKwwLtmQ2xi6Dw==, figureFileBig=Ca8V932kT2/jjZp7XDVVjg==, tableContent=null), ArticleFig(id=1263550871229612133, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图10, caption=
检测精度比较, figureFileSmall=f9pqt+AlgKwwLtmQ2xi6Dw==, figureFileBig=Ca8V932kT2/jjZp7XDVVjg==, tableContent=null), ArticleFig(id=1263550871472881771, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 11, caption=
Examples of missed detection and false detection ((a) Missed detection situation; (b) False detection situation ), figureFileSmall=1q30uAokkwOFEmEmqmwyNg==, figureFileBig=QCTiuuYcJ/f7FatW0SyFmA==, tableContent=null), ArticleFig(id=1263550871674208370, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图11, caption=
漏检与误检示例((a) 漏检情况;(b) 误检情况), figureFileSmall=1q30uAokkwOFEmEmqmwyNg==, figureFileBig=QCTiuuYcJ/f7FatW0SyFmA==, tableContent=null), ArticleFig(id=1263550871867146357, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 12, caption=
The calculation time of the proposed method at different depths, figureFileSmall=rbVrqcPymj1Glovb6EpQAw==, figureFileBig=ETCpvpIaOzotRyH5r3Gy/Q==, tableContent=null), ArticleFig(id=1263550873662308475, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图12, caption=
本文方法在不同深度下的计算时间, figureFileSmall=rbVrqcPymj1Glovb6EpQAw==, figureFileBig=ETCpvpIaOzotRyH5r3Gy/Q==, tableContent=null), ArticleFig(id=1263550873809109123, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 13, caption=
Examples of the proposed method under different side lengths of voxel units ((a) Original view; (b) N=1.2 m, Nx·Ny·Nz=29; (c) N=0.9 m, Nx·Ny·Nz=48; (d) N=0.6 m, Nx·Ny·Nz=135; (e) N=0.3 m, Nx·Ny·Nz=663), figureFileSmall=uRwf9LmpS4mY8xUXgpBLXQ==, figureFileBig=UvP8pHhYqILgIQBmXVS7SA==, tableContent=null), ArticleFig(id=1263550874060767368, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图13, caption=
本方法在不同体素单元边长下示例, figureFileSmall=uRwf9LmpS4mY8xUXgpBLXQ==, figureFileBig=UvP8pHhYqILgIQBmXVS7SA==, tableContent=null), ArticleFig(id=1263550874345980048, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 14, caption=
Accuracy of the proposed method under different voxel unit edge lengths, figureFileSmall=7NNuZEYCeWxF7vZCrv1VaQ==, figureFileBig=PRUHRT7rl4IlH4CRIt7ljw==, tableContent=null), ArticleFig(id=1263550874626998422, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图14, caption=
本方法在不同体素单元边长下的精度, figureFileSmall=7NNuZEYCeWxF7vZCrv1VaQ==, figureFileBig=PRUHRT7rl4IlH4CRIt7ljw==, tableContent=null), ArticleFig(id=1263550874819936410, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 15, caption=
Detection time of the proposed method in scenarios with different scales, figureFileSmall=2pCLuI5cXkXAhTGr53ndiQ==, figureFileBig=W8PQRNjHbyaWlIysJeKYKw==, tableContent=null), ArticleFig(id=1263550875075788959, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图15, caption=
本方法在不同规模场景下的检测时间, figureFileSmall=2pCLuI5cXkXAhTGr53ndiQ==, figureFileBig=W8PQRNjHbyaWlIysJeKYKw==, tableContent=null), ArticleFig(id=1263550875176452261, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Fig. 16, caption=
Memory usage of the proposed method in scenarios with different scales, figureFileSmall=y98K2w6oaOjK9i91DTuGNg==, figureFileBig=ED5Ol4WH6uhVnbUdi3HlKA==, tableContent=null), ArticleFig(id=1263550875348418731, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=图16, caption=
本方法在不同规模场景下的内存占用, figureFileSmall=y98K2w6oaOjK9i91DTuGNg==, figureFileBig=ED5Ol4WH6uhVnbUdi3HlKA==, tableContent=null), ArticleFig(id=1263550875465859247, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Table 1, caption=
Resource parameter
, figureFileSmall=null, figureFileBig=null, tableContent=
| 资源 | 长×宽×高/m | 资源体积V/m3 |
| 挖掘机 | 6.26×2.56×3.58 | 7.900 |
| 工人 | 1.71×0.37×1.78 | 0.090 |
| 静态堆料 | 2.2×2×2.8 | 6.920 |
| 拟建建筑 | 22×19×18 | 5 643 |
| 拟建建筑(梁构件) | 4.2×0.6×0.6 | 1.512 |
| 拟建建筑(柱构件) | 0.75×0.75×4.5 | 2.530 |
| 拟建建筑(板构件) | 5.5×4.75×0.12 | 3.140 |
| 挖掘机移动速度 | 0.5 m/s |
| 挖掘机机身回转速度 | 10 °/s |
| 工人移动速度 | 1.7 m/s |
), ArticleFig(id=1263550875591688372, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=表1, caption=
资源参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 资源 | 长×宽×高/m | 资源体积V/m3 |
| 挖掘机 | 6.26×2.56×3.58 | 7.900 |
| 工人 | 1.71×0.37×1.78 | 0.090 |
| 静态堆料 | 2.2×2×2.8 | 6.920 |
| 拟建建筑 | 22×19×18 | 5 643 |
| 拟建建筑(梁构件) | 4.2×0.6×0.6 | 1.512 |
| 拟建建筑(柱构件) | 0.75×0.75×4.5 | 2.530 |
| 拟建建筑(板构件) | 5.5×4.75×0.12 | 3.140 |
| 挖掘机移动速度 | 0.5 m/s |
| 挖掘机机身回转速度 | 10 °/s |
| 工人移动速度 | 1.7 m/s |
), ArticleFig(id=1263550875721711800, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Table 2, caption=
Comparison of volume errors
, figureFileSmall=null, figureFileBig=null, tableContent=
| 资源 | (1) | (2) | (3) | (4) | (5) | (6) |
| 拟建建筑(梁构件) | 0~6.13 | 0 | 28.56 | 0 | 0 | 0.91~2.01 |
| 静态堆料 | 3.97~8.82 | 3.97 | 31.49 | 3.97 | 0.02 | 0.87~1.95 |
| 挖掘机(水平状态) | 6.01~13.16 | 6.01 | 21.55 | 6.01 | 0.06 | 0.81~1.79 |
| 挖掘机(倾斜状态) | 11.22~23.11 | 6.01 | 21.55 | 11.22 | 0.06 | 0.81~1.79 |
| 工人(臂展状态) | 12.26~44.29 | 12.26 | 39.33 | 12.26 | 0.09 | 1.12~2.93 |
), ArticleFig(id=1263550875843346622, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=表2, caption=
体积误差比较
, figureFileSmall=null, figureFileBig=null, tableContent=
| 资源 | (1) | (2) | (3) | (4) | (5) | (6) |
| 拟建建筑(梁构件) | 0~6.13 | 0 | 28.56 | 0 | 0 | 0.91~2.01 |
| 静态堆料 | 3.97~8.82 | 3.97 | 31.49 | 3.97 | 0.02 | 0.87~1.95 |
| 挖掘机(水平状态) | 6.01~13.16 | 6.01 | 21.55 | 6.01 | 0.06 | 0.81~1.79 |
| 挖掘机(倾斜状态) | 11.22~23.11 | 6.01 | 21.55 | 11.22 | 0.06 | 0.81~1.79 |
| 工人(臂展状态) | 12.26~44.29 | 12.26 | 39.33 | 12.26 | 0.09 | 1.12~2.93 |
), ArticleFig(id=1263550876204056769, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Table 3, caption=
Comparison of detection times/ms
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方法 | 最大值 | 最小值 | 绝对差值 | 平均值 |
| AABB | 103.27 | 99.01 | 4.26 | 99.850 |
| OBB | 1 347.57 | 1 283.18 | 64.39 | 1 310.600 |
| Sphere | 1 295.34 | 1 192.79 | 102.55 | 1 238.170 |
| VERTICAL-OBB | 1 245.87 | 1 123.11 | 122.76 | 1 179.900 |
| 莫顿码八叉树与VERTICAL-OBB结合的方法[20] | 693.12 | 604.52 | 88.60 | 662.500 |
| 八叉树分割与包围盒结合三角网格的方法[22] | 7 635.98 | 7 682.33 | 46.35 | 7 647.820 |
| 传统八叉树与动态球状体素结合方法 | 4 128.39 | 3 945.67 | 179.72 | 4 076.820 |
| 本方法 | 639.13 | 567.88 | 71.25 | 587.230 |
), ArticleFig(id=1263550876560572616, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=表3, caption=
检测时间比较/ms
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方法 | 最大值 | 最小值 | 绝对差值 | 平均值 |
| AABB | 103.27 | 99.01 | 4.26 | 99.850 |
| OBB | 1 347.57 | 1 283.18 | 64.39 | 1 310.600 |
| Sphere | 1 295.34 | 1 192.79 | 102.55 | 1 238.170 |
| VERTICAL-OBB | 1 245.87 | 1 123.11 | 122.76 | 1 179.900 |
| 莫顿码八叉树与VERTICAL-OBB结合的方法[20] | 693.12 | 604.52 | 88.60 | 662.500 |
| 八叉树分割与包围盒结合三角网格的方法[22] | 7 635.98 | 7 682.33 | 46.35 | 7 647.820 |
| 传统八叉树与动态球状体素结合方法 | 4 128.39 | 3 945.67 | 179.72 | 4 076.820 |
| 本方法 | 639.13 | 567.88 | 71.25 | 587.230 |
), ArticleFig(id=1263550878129242317, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Table 4, caption=
The detection time of the proposed method under different root node sizes
, figureFileSmall=null, figureFileBig=null, tableContent=
| 根节点尺寸/m | 粗碰撞检测时间/ms | 精碰撞检测时间/ms | 总碰撞检测 时间/ms |
| 50 | 553.20 | 127.38 | 680.58 |
| 55 | 475.23 | 112.00 | 587.23 |
| 60 | 381.72 | 182.43 | 564.15 |
| 65 | 287.88 | 201.98 | 489.86 |
| 70 | 247.21 | 702.35 | 949.56 |
| 75 | 196.23 | 927.73 | 1 123.96 |
), ArticleFig(id=1263550878397677778, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=表4, caption=
本文方法在不同根节点尺寸下的检测时间
, figureFileSmall=null, figureFileBig=null, tableContent=
| 根节点尺寸/m | 粗碰撞检测时间/ms | 精碰撞检测时间/ms | 总碰撞检测 时间/ms |
| 50 | 553.20 | 127.38 | 680.58 |
| 55 | 475.23 | 112.00 | 587.23 |
| 60 | 381.72 | 182.43 | 564.15 |
| 65 | 287.88 | 201.98 | 489.86 |
| 70 | 247.21 | 702.35 | 949.56 |
| 75 | 196.23 | 927.73 | 1 123.96 |
), ArticleFig(id=1263550878779359446, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=EN, label=Table 5, caption=
The detection time of the proposed method under different side lengths of voxel units
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 体素单元边长/m | 检测时间/ms |
| 挖掘机 | 工人 |
| 1 | 1.2 | 1.2 | 212.98 |
| 2 | 0.9 | 0.9 | 373.59 |
| 3 | 0.6 | 0.6 | 909.87 |
| 4 | 0.3 | 0.3 | 8 532.30 |
| 5 | 0.3 | 1.2 | 6 169.54 |
| 6 | 0.6 | 0.9 | 397.23 |
| 7 | 0.9 | 0.6 | 454.79 |
| 8 | 1.2 | 0.3 | 2 713.62 |
), ArticleFig(id=1263550878968103132, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514358798271375, language=CN, label=表5, caption=
本方法在不同体素单元边长下的检测时间
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| 序号 | 体素单元边长/m | 检测时间/ms |
| 挖掘机 | 工人 |
| 1 | 1.2 | 1.2 | 212.98 |
| 2 | 0.9 | 0.9 | 373.59 |
| 3 | 0.6 | 0.6 | 909.87 |
| 4 | 0.3 | 0.3 | 8 532.30 |
| 5 | 0.3 | 1.2 | 6 169.54 |
| 6 | 0.6 | 0.9 | 397.23 |
| 7 | 0.9 | 0.6 | 454.79 |
| 8 | 1.2 | 0.3 | 2 713.62 |
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