Zhou Mingxuan |  Ying Wei... -  《International Conference on Optical and Photonic Engineering (icOPEN 2024)》 -  International Conference on Optical and Photonic Engineering - 2025, - 135090V.1～135090V.5 - 共5页

摘要：Aiming at the problems of low fidelity, long time-consuming and high cost of constructing fruit tree models in the virtual orchard scene, this paper proposes a 3D reconstruction method of virtual frui...

关键词： 3D reconstruction of fruit trees |  SFM |  MVS |  Image segmentation

Ma Kang |  Wang Hongjun -  《Proceedings of The UNIfied Conference of DAMAS, IncoME and TEPEN Conferences: UNIfied 2023, [v.1]Set2》 -  International Conference on Damage Assessment of Structures - 2024, - 1013～1025 - 共13页

摘要：In practical Engineering, it is usually difficult to label monitoring data, and the fault diagnosis accuracy is not high in strong noise environment. To solve the above problems, this paper uses Cwt-C...

关键词： Continuous wavelet transform |  Fault diagnosis |  Rolling bearing |  CATGAN

Zhang Ruixuan |  Liu Bingcai... -  《Speckle 2023: VIII International Conference on Speckle Metrology: 18-20 October 2023.Xi an, China》 -  International Conference on Speckle Metrology - 2024, - 130700S.1～130700S.10 - 共10页

摘要：Phase measurement depth for traditional digital holographic Microscopy is limited by the depth of field of the Micro-objective. In order to expand the measurement range, an expanding depth of field of...

关键词： digital holography |  depth of field expansion |  point cloud splicing |  3D measurement

Ma Bei |  Kang Jinglu... -  《Advanced Optical Manufacturing Technologies and Applications 2024; and Fourth International Forum of Young Scientists on Advanced Optical Manufacturing (AOMTA and YSAOM 2024)》 -  Advanced Optical Manufacturing Technologies and Applications (conference) |  International Forum of Young Scientists on Advanced Optical Manufacturing - 2024, - 共8页

摘要：Graphite balls are essential in various industries, including casting, lubricating materials, refractory materials, batteries, and more. With expanding industrial applications, detecting surface defec...

关键词： Graphite ball |  High-strength ductile iron |  Surface defect detection |  YOLOv5 |  Deep convolutional neural network

Zhang Mengyao |  Tian ailing... -  《Eighth Symposium on Novel Photoelectronic Detection Technology and Applications, Part 1: 8th Symposium on Novel Photoelectronic Detection Technology and Applications, 7–9 December 2021, Kunming, China》 -  Symposium on Novel Photoelectronic Detection Technology and Applications - 2022, - 121690Q.1～121690Q.6 - 共6页

摘要：In order to improve the surface shape detection accuracy of large-aperture planar optical elements, the paper studies the key parameters in the conjugate translation difference technology, and propose...

关键词： absolute measurement |  conjugate translation difference |  plane interference |  translation

NSTL主题词： Metering technology |  absolute measurement |  Conjugates

Jun Wang |  Wang Hongjun... -  《2022 IEEE 14th International Conference on Wireless Communications and Signal Processing: IEEE 14th International Conference on Wireless Communications and Signal Processing (WCSP 2022), 01-03 November 2022, Nanjing, China》 -  International Conference on Wireless Communications and Signal Processing - 2022, - 1～5 - 共5页

摘要：With the development and popularization of unmanned aerial vehicle (UAV) technology, the UAV devices have been widely used in practice. Aiming at the problems of low accuracy and slow speed in detecti...

关键词： Wireless communication |  Signal processing algorithms |  Object detection |  Signal processing |  Autonomous aerial vehicles |  Solids |  Feature extraction

ZHU Yahui |  TIAN Ailing... -  《Eighth Symposium on Novel Photoelectronic Detection Technology and Applications, Part 2: 8th Symposium on Novel Photoelectronic Detection Technology and Applications, 7–9 December 2021, Kunming, China》 -  Symposium on Novel Photoelectronic Detection Technology and Applications - 2022, - 121694A.1～121694A.7 - 共7页

摘要：Based on birefringence theory and polarization-synchronized phase-shifting lateral shearing interferometry technology, we proposed a compact and simple polarization phase-shifting lateral shearing int...

关键词： Lateral shearing interferometry |  synchronous phase-shifting |  PBD |  micro-polarizer array

NSTL主题词： shearography |  Phase shift |  interferometry |  Shearing |  Lateral

Liu Bingcai |  Qian Xiaotong... -  《Eighth Symposium on Novel Photoelectronic Detection Technology and Applications, Part 2: 8th Symposium on Novel Photoelectronic Detection Technology and Applications, 7–9 December 2021, Kunming, China》 -  Symposium on Novel Photoelectronic Detection Technology and Applications - 2022, - 1216946.1～1216946.7 - 共7页

摘要：To improve the stability and measurement accuracy of the phase-shift digital holographic measurement system, a gray-level encoded phase-shift digital holographic three-dimensional measurement technolo...

关键词： gray code |  phase shift digital holography |  phase reconstruction |  liquid crystal spatial light modulator |  three-dimensional measurement

NSTL主题词： Metering technology |  gray level |  Phase |  Phase shift |  Holography

Feng Haotian |  Wang Hongjun -  《Proceedings of IncoME-V & CEPE Net-2020: Condition Monitoring, Plant Maintenance and Reliability》 -  International Conference of Maintenance Engineering - 2021, - 869～881 - 共13页

摘要：In order to improve the efficiency of robot assembly line and optimize the energy consumption, an optimization scheme of multi position task allocation for the same robot is designed. Based on a robot...

关键词： Robot |  Assembly line balancing |  Multi objective optimization |  Adaptive weighting

NSTL主题词： energy consumption |  robot assembly |  Line

Wang Hongjun |  Wei Chen... -  《10th International Symposium on Advanced Optical Manufacturing and Testing Technologies :》 -  International Symposium on Advanced Optical Manufacturing and Testing Technologies - 2021, - 120730N-1～120730N-8 - 共8页

摘要：To achieve rapid and accurate detection of the surface roughness of optical elements, a surface roughness detection method based on region scattering was proposed in this paper. Firstly, starting from...

关键词： Region Scattering |  optical elements |  surface roughness |  multi-exposure scattering image fusion

NSTL主题词： Optical Component |  inspection methods |  Surface roughness |  Scattering |  broadcasting