搜索结果: 1-9 共查到“光信息技术 measurement”相关记录9条 . 查询时间(0.281 秒)
NETWORK ORIENTATION MODELS FOR IMAGE-BASED 3D MEASUREMENT
close-range photogrammetry image orientation automation relative orientation collinearity projective geometry
2015/8/7
Network orientation is a fundamental step in image-based 3D measurement. This paper aims to offer insights into
network orientation by considering developments in analytical close-range photogrammet...
3D MODELING OF HIGH RELIEF SCULPTURE USING IMAGE BASED INTEGRATED MEASUREMENT SYSTEM
Photogrammetry Calibration Camera Laser Modelling Integration System
2015/8/7
A convenient 3D measurement using amateur digital camera is enormously expected in various fields with appearance of the low
cost and high-resolution amateur digital cameras. In these circumstances,...
Spectrometric Measurement of Plasma Parameters Utilizing the Target Ambient Gas O I & N I Atomic Lines in LIBS Experiment
LIBS Self Absorption O I-N I Lines Plasma Parameters
2013/1/30
In this article, we shall report the results of the spectroscopic measurements of the plasma parameters utilizing the spectral lines emitted from the air atoms surrounding plasma (O I line at 777.19 n...
The magnetoresistance effect in compositionally modulated transition metal/transition-metal films (Co/Pt and Co/Pd) and in amorphous binary rare-earth-transition-metal alloy films (TbFe) has been inve...
Field Trial of In-Service PMD Measurement Using Idle DWDM Channels in Operational Long Haul Network
Long Haul Network DWDM Channels PMD Measurement
2015/5/18
In-service PMD measurement using idle channels in an operational DWDM long-haul network is realized with two novel measurement approaches during a field trial. Accurate PMD results are obtained withou...
Instantaneous Frequency Measurement with Digital Outputs Based on An Optical Filter Array
Optical Filter Digital Output Instantaneous Frequency Measurement
2015/5/15
A photonic approach using an optical filter array is proposed to perform instantaneous frequency measurement with digital outputs. 4-bit digital outputs are then experimentally demonstrated within the...
Development of Hybrid Hologram Screen for a Large Auto-Stereoscopic Display（Production and Performance Measurement of a 40 inch screen）
Auto-stereoscopic display Large hologram screen View-zone
2009/6/12
The hybrid hologram screen, or HHS for short, is a system that enables the display of auto-stereoscopic images. Two of its main advantages are that the size of the view zone can be controlled, and tha...
A Stratified Sampling Monte Carlo Algorithm for Efficient BER measurement and its Application to DQPSK Terrestrial Systems
Monte Carlo Algorithm Efficient BER measurement DQPSK Terrestrial Systems
2015/7/31
We propose an efficient stratified sampling algorithm for BER estimation and apply it to FEC-coded DQPSK systems. We measured computational savings up to 70% compared with standard Monte Carlo.
Three Measurement Methods of Two-photon Absorption Cross-section
TPA TPA cross-section Measurement method Fluorescence
2011/12/8
Through the experimental dedign and theretical analysis,three technologies used for characterizing the two-photon absorption(TPA) properties,such as nonlinear transmission experiment and theory,Z-scan...