Online Optical Axis Parallelism Measurement Method for Continuous Zoom Camera Based on High-Precision Spot Center Positioning Algorithm

Authors: Chanchan Kang, Yao Fang, Huawei Wang, Feng Zhou, Zeyue Ren, Feixiang Han

Source: Photonics, Vol 11, Iss 11, p 1017 (2024)

Subject Terms: optical axis parallelism, continuous zoom camera, spot center extraction, Qt, Applied optics. Photonics, TA1501-1820

File Description: electronic resource

Relation: https://www.mdpi.com/2304-6732/11/11/1017; https://doaj.org/toc/2304-6732

Access URL: https://doaj.org/article/39c4f82e32c44b96a952f9ec377bb073

Improvement of vision measurement system for cutting head position of boom-type roadheader

Authors: ZHANG Xuhui1, XIE Nan, ZHANG Chao, YANG Wenjuan, ZHANG Kaixin, ZHOU Chuang

Source: Gong-kuang zidonghua, Vol 47, Iss 7, Pp 1-7 (2021)

Subject Terms: cantilever roadheader， cutting head position detection，explosion-proof industrial camera， vision measurement，external parameter calibration，spot center extraction, Mining engineering. Metallurgy, TN1-997

File Description: electronic resource

Relation: http://www.gkzdh.cn/HTMLFiles/2021/7/%E5%B7%A5%E7%9F%BF%E8%87%AA%E5%8A%A8%E5%8C%96202107001.html; https://doaj.org/toc/1671-251X

Access URL: https://doaj.org/article/09da6c3ad54b4d4e802777d893bb9b8c

Laser Spot Center Location Method for Chinese Spaceborne GF-7 Footprint Camera

Authors: Chaofeng Ren, Junfeng Xie, Xiaodong Zhi, Yun Yang, Shuai Yang

Source: Sensors, Vol 20, Iss 8, p 2319 (2020)

Subject Terms: GF-7 satellite, spot center extraction, footprint camera, gaussian fitting, satellite laser altimeter, Chemical technology, TP1-1185

File Description: electronic resource

Relation: https://www.mdpi.com/1424-8220/20/8/2319; https://doaj.org/toc/1424-8220

Access URL: https://doaj.org/article/c0a40f64531b482d81ace6eb11b1c75b

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