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Research on Focal Length Measurement Scheme of Self-Collimating Optical Instrument Based on Double Grating.
Wenchang Yang
Zhiqian Wang
Chengwu Shen
Yusheng Liu
Shaojin Liu
Qinwen Li
Wen Du
Zhuoda Song
Published in:
Sensors (2020)
Keyphrases
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focal length
measurement error
camera calibration
structure from motion
camera parameters
camera self calibration
long period
radial distortion
relative orientation
pose estimation
intrinsic parameters
lens distortion
vanishing points
feature points
aspect ratio