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Residual stress relaxation measurements across interfaces at macroand micro-scales using slitting and DICA Blair1, N Day... EVALUATION, MODIFICATION AND DAMAGE TOLERANCE OF AN IN-SERVICE AIRCRAFT CRITICAL AREA25th ICAF Symposium – Rotterdam, 2... 其他试验---国外基于数学图像相关法的各个学科研究情况[2012-6-23 6:09:36]残余应力测量---国外基于数学图像相关法的各个学科研究情况[2012-6-23 6:09:07]结构件---国外基于数学图像相关法的各个学科研究情... 提出并实现了一种基于工业摄影测量和数字图像相关法，通过多种工业相机拍摄的多幅二维序列图像，快速解算出被测物体的三维坐标、变形和应变数据的方法。该方法解决了大型复杂工件生产现场快速检测难题，达到国际先进水平，可用于中小型工件和微纳米尺度工件的... 塑性变形过程中位移场和应变场快速精密测量具有重要的理论和实用意义。本项目通过光学显微镜，获取材料变形过程的序列二维显微图像，分别采用显微双目立体视觉和单目多视角摄影测量方法，实现多幅二维显微图像的立体匹配和三维重建。基于数字图像相关法，实现... 大型飞机采用大展弦比和柔性机翼设计, 空中飞行时机翼变形很大,对气动力和飞行安全有重要影响，如何方便快捷、精确地测量空中飞行时大型飞机机翼的三维动态变形数据极其重要。本项目基于三维数字图像相关理论，结合工业近景摄影测量技术，利用放置在飞机上... 数字图像相关法（数字散斑）三维全场应变技术研究及国内外发展应用 前 言自主研制系统简介国内外各学科研究和应用 Assessing the Feasibility of Monitoring Strain in Historical Tapestries Using Digital Image CorrelationD. Khennouf*, J. ...
Photogrammetry-based two-dimensional digital image correlation with nonperpendicular camera alignmen
a b s t r a c t Difficultiesoftenarisefordigitalimagecorrelation(DIC)techniquewhenseriousde-correlationoccurs between ... 摘要：针对数字图像相关方法中的大变形测量难题，提出了一种数字图像的种子点匹配方法．对于连续变形的图像系列，将图像子区划分后，选取其中任一子区作为种子点并进行相关匹配，根据相邻状态变形的连续性，提出了一种改进的整像素搜索方法，可保证种子点在大... 断裂力学/裂纹/破裂/疲劳Bi-axial fatigue analysis by stereo-correlation measurement R. BRAULT1, T.DJILALI1, M. FAZZINI2 and S.MISTO... 材料一般力学性能测试试验Three-Dimensional Digital Image Correlation of a Composite Overwrapped Pressure Vessel During Hydrostatic Pr... HIGH RESOLUTION CHARACTERIZATION OF MATERIALS USED IN PACKAGES THROUGH DIGITAL IMAGE CORRELATIONV. Srinivasan1, S. Radha... 高速/振动应用Use of digitalimage correlation technique to determine thermomechanical deformations in photovoltaic laminates:Me... 焊接试验Full Field Strain Measurement of Resistant Spot Welds Using 3D Image Correlation SystemsZ. Lei & H.-T. Kang & G. Rey... Modelling capacity of transparent soilJinyuan Liu and Magued G.IskanderAnalysis of compressive fracture of three differe... 大型尺寸测量Structural Health Monitoring of Helicopter Hard Landing using 3D Digital Image CorrelationBruce LeBlanc, Christoph... 大型尺寸测量Structural Health Monitoring of Helicopter Hard Landing using 3D Digital Image CorrelationBruce LeBlanc, Christoph... |