Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Ji-Gui Zhu"'
Publikováno v:
Sensors, Vol 18, Iss 8, p 2545 (2018)
The fault diagnosis of dimensional variation plays an essential role in the production of an automotive body. However, it is difficult to identify faults based on small labeled sample data using traditional supervised learning methods. The present st
Externí odkaz:
https://doaj.org/article/05deeb8cd5e04a2d9b1cd7fd472878d4
Publikováno v:
Applied Mechanics and Materials. 870:309-314
Large-scale coordinate measurement frequently involves unifying coordinate frames of individual measurement systems by aligning two sets of common reference points, which is called coordinate transformation. During this transformation process, some u
Publikováno v:
Applied Mechanics and Materials. 404:454-459
Precision length measurement is one of the key techniques of modern manufacturing and industrial mechanics. Taking advantage of the high sensitivity and the corresponding relation between oscillation frequencies and group delay of the loop, the novel
Publikováno v:
Applied Mechanics and Materials. :1167-1173
A single mode fiber assembled with a specified length graded index multimode fiber as a collimator, which is used in common-path optical coherence tomography (CPOCT) is described in this paper. Compared with conventional collimator lens, this assembl
Publikováno v:
Applied Mechanics and Materials. :972-976
In order to provide accurate and robust indoor location service for large-scale mechanical manufacturing, a sensor network consisting of laser transmitters and optical receivers is proposed in a distributed framework. Geometric model described by rot
Publikováno v:
Advanced Materials Research. :1270-1275
To overcome the disadvantages of existing large-scale coordinate measurement systems about low level of automation and poor parallelism, this paper introduces a novel system which characters multi-sensor measuring network, while a single sensor measu
Publikováno v:
Key Engineering Materials. :1953-1958
A novel workspace measurement positioning system based on optical scanning and wireless sensor network is presented in this paper. Coordinate measurement principle through angle intersection is detailed discussed. According to analysis of system requ
Publikováno v:
Key Engineering Materials. :87-90
A fully automatic and rather flexible mobile vision 3D coordinate online measurement system is presented and analyzed. The system is composed of a high resolution CCD camera, retro-reflective feature points, and an external orientation device. The fe
Publikováno v:
Key Engineering Materials. :207-210
An optical imaging based fully automatic stereo vision system for aircraft assembly online measurement is presented and analyzed. In this system, the relative position of the two cameras can easily calibrated by imaging an optical reference bar in di
Publikováno v:
Key Engineering Materials. :393-398
Linearity is a very important parameter for seamless steel pipes. A real-time and on-line visual measurement system for seamless steel pipe linearity is presented. The system consists of several structured-light visual sensors. Each sensor can achiev