基于点云深度学习的加工特征识别方法
TP391.7%TP183; 在计算机辅助设计与制造系统中,加工特征识别是一项关键技术.针对传统的特征识别技术可扩展性差、鲁棒性差等问题,提出一种基于点云深度学习的加工特征识别方法.通过对加工特征表面进行均匀点采样,构建加工特征的点云数据集.使用K近邻算法构建点云的旋转不变表示,提出一种融入几何先验知识的点云分类网络.对于多特征模型的点云数据,提出一种加工特征点集的提取方法和相交特征的分离方法.通过具体实例验证了所提方法的有效性,表明该方法能识别CAD模型中的单一特征和相交特征....
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          | Published in | 计算机集成制造系统 Vol. 29; no. 3; pp. 752 - 762 | 
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| Main Authors | , , , , | 
| Format | Journal Article | 
| Language | Chinese | 
| Published | 
            东华大学 机械工程学院,上海 201620
    
        01.03.2023
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| Subjects | |
| Online Access | Get full text | 
| ISSN | 1006-5911 | 
| DOI | 10.13196/j.cims.2023.03.006 | 
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| Abstract | TP391.7%TP183; 在计算机辅助设计与制造系统中,加工特征识别是一项关键技术.针对传统的特征识别技术可扩展性差、鲁棒性差等问题,提出一种基于点云深度学习的加工特征识别方法.通过对加工特征表面进行均匀点采样,构建加工特征的点云数据集.使用K近邻算法构建点云的旋转不变表示,提出一种融入几何先验知识的点云分类网络.对于多特征模型的点云数据,提出一种加工特征点集的提取方法和相交特征的分离方法.通过具体实例验证了所提方法的有效性,表明该方法能识别CAD模型中的单一特征和相交特征. | 
    
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| AbstractList | TP391.7%TP183; 在计算机辅助设计与制造系统中,加工特征识别是一项关键技术.针对传统的特征识别技术可扩展性差、鲁棒性差等问题,提出一种基于点云深度学习的加工特征识别方法.通过对加工特征表面进行均匀点采样,构建加工特征的点云数据集.使用K近邻算法构建点云的旋转不变表示,提出一种融入几何先验知识的点云分类网络.对于多特征模型的点云数据,提出一种加工特征点集的提取方法和相交特征的分离方法.通过具体实例验证了所提方法的有效性,表明该方法能识别CAD模型中的单一特征和相交特征. | 
    
| Author | 黄德林 周亚勤 吕超凡 刘天元 鲍劲松  | 
    
| AuthorAffiliation | 东华大学 机械工程学院,上海 201620 | 
    
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| Author_FL | LYU Chaofan LIU Tianyuan BAO Jinsong ZHOU Yaqin HUANG Delin  | 
    
| Author_FL_xml | – sequence: 1 fullname: LYU Chaofan – sequence: 2 fullname: HUANG Delin – sequence: 3 fullname: LIU Tianyuan – sequence: 4 fullname: ZHOU Yaqin – sequence: 5 fullname: BAO Jinsong  | 
    
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