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用未定标相机构造三维模型 被引量:3
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作者 邓刚 张志强 孙济洲 《系统仿真学报》 CAS CSCD 2001年第S2期42-44,共3页
我们提出了一种新的基于图象的造型方法。与传统的需要精确定标的体积建模方法不同,这种方法只需要弱定标。这种方法有三步,首先是灭点进行摄像机定标,然后用空间雕刻算法得到三维模型,最后用视点相关的合成方法改善结果。
关键词 体积建模 空间雕刻 摄像机定标 计算机图形学
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Indirect 3D printed ceramic:A literature review 被引量:4
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作者 CAI Jia-wei ZHANG Bai-cheng +2 位作者 ZHANG Mao-hang WEN Yao-jie QU Xuan-hui 《Journal of Central South University》 SCIE EI CAS CSCD 2021年第4期983-1002,共20页
Additive manufacturing(AM),also known as 3D-printing(3DP)technology,is an advanced manufacturing technology that has developed rapidly in the past 40 years.However,the ceramic material printing is still challenging be... Additive manufacturing(AM),also known as 3D-printing(3DP)technology,is an advanced manufacturing technology that has developed rapidly in the past 40 years.However,the ceramic material printing is still challenging because of the issue of cracking.Indirect 3D printing has been designed and drawn attention because of its high manufacturing speed and low cost.Indirect 3D printing separates the one-step forming process of direct 3D printing into binding and material sintering,avoiding the internal stress caused by rapid cooling,making it possible to realize the highquality ceramic component with complex shape.This paper presents the research progress of leading indirect 3D printing technologies,including binder jetting(BJ),stereolithography(SLA),and fused deposition modeling(FDM).At present,the additive manufacturing of ceramic materials is mainly achieved through indirect 3D printing technology,and these materials include silicon nitride,hydroxyapatite functional ceramics,silicon carbide structural ceramics. 展开更多
关键词 indirect 3D printing CERAMIC binder jetting STEREOLITHOGRAPHY fused deposition modeling
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