Optical sensing and photodetectors
数字图像相关
Digital Image CorrelationA non-contact optical measurement technique used to measure full-field displacements and strains by comparing digital images of a surface before and after deformation. / 一种非接触式光学测量技术，通过比较变形前后表面的数字图像来测量全场位移和应变。
- Knowledge type
- 工艺技术
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-10-30 21:06:07
Sub-knowledge points
Sub-pixel accuracyNoise reductionTemperature compensation
Higher-order knowledge points
Computer VisionExperimental Mechanics
Main parameters and performance indicators
Correlation algorithm: Cross-correlation or normalized correlationImage resolution: Pixel size and camera sensorSubset size: Area of pixels used for correlationSearch range: Maximum displacement to be measured
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starsDevelopment of flotation optical-based mechanics testing system based on digital image: Application in bubble-particle interaction force measurementOpen source
Related products and links
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Creation and modification trail
1 recordsRecord title: Digital Image Correlation.
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