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INVESTIGATION OF GEOMETRIC PERFORMANCE OF AN INDOOR MOBILE MAPPING SYSTEM
Mobile Laser Scanning Evaluation Viametris iMS3D Point Cloud Indoor Modeling
2018/3/30
Up-to-date and reliable 3D information of indoor environments is a prerequisite for many location- based services. One possibility to capture the necessary 3D data is to make use of Mobile Mapping Sys...
USAGE OF MULTIPLE LIDAR SENSORS ON A MOBILE SYSTEM FOR THE DETECTION OF PERSONS WITH IMPLICIT SHAPE MODELS
LiDAR Mobile Laser scanning MLS Person Detection Classification
2018/3/30
The focus of this paper is the processing of data from multiple LiDAR (light detection and ranging) sensors for the purpose of detecting persons in that data. Many LiDAR sensors (e.g., laser scanners)...
performance analysis of altm3100ea system:instrument specifications and accuracy of lidar data
LiDAR laser scanning DEM/DTM accuracy performance
2015/9/1
Over the last decade the number of airborne lidar systems currently deployed and operating in the field has grown impressively.This growth has intensified the level of competition among lidar equipmen...
an integrated on-board laser range sensing system for on-the-way city and road modelling
Three-dimensional Laser Scanning GPS/INS Geometric Modelling
2015/9/1
Precise realistic models of outdoor environments such as cities and roads are useful for various applications. However, for a high level of detail, and a large size of environment to be digitized, one...
Optimal requirements of a data acquisition system for a quadrupolar probe used in resistivity and permittivity surveys
Instrumentation and techniques of general interest Magnetic and electrical methods Mathematical geophysics Data processing
2015/8/28
This report discusses the development and engineering of a suitable quadrupolar probe for simultaneous and noninvasive surveys of electrical resistivity and dielectric permittivity. The quadrupolar pr...
Opto-mechanical combination of a line scanning camera and a micro laserscanner system
Panoramic camera laser scanner optical path field lens
2015/8/25
Line scanning cameras are used in photogrammetric applications to record images with a very high resolution and a field of view up to 360° horizontally. In order to generate 3D information more than o...
Evaluation of image based integrated measurement system and its application to topographic survey
Photogrammetry Calibration Digital Camera Laser Integration Non-contact
2015/8/25
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, t...
FAST AND ACCURATE CLOSE RANGE 3D MODELLING BY LASER SCANNING SYSTEM
laser scanning, TIN surfaces
2015/3/6
We applied the laser scanner Callidus Precision System to digitise the shape of the three-dimensional small temple inside the Mole
Vanvitelliana in Ancona to build a 3D model. It is a complicated ta...
Method to Monitor Atmospheric Atomic Mercury by a Differential Absorption Lidar System
Monitor Atmospheric Atomic Mercury Differential Absorption Lidar System
2013/12/2
A differential absorption lidar (DIAL) system has been developed for atomic mercury concentration monitoring and applied in ambient air monitoring in Guangzhou, China. A 24-hour measurement on backgro...
Differential absorption lidar system employed for background atomic mercury vertical profi ling in South China
Differential absorption lidar DIAL Atomic mercury Oxygen Pollutant
2013/7/8
A differential absorption lidar (DIAL) system based on a Nd:YAG laser pumped narrow-band dye laser is developed and employed to monitor the atmospheric background concentration of atomic mercury in Gu...
AUTOMATIC RECOGNITION OF PIPING SYSTEM FROM LARGE-SCALE TERRESTRIAL LASER SCAN DATA
Laser scanning Point clouds As–built model Piping system Normal tensor Connection relationship
2012/9/3
Recently, changes in plant equipment have been becoming more frequent because of the short lifetime of the products, and constructing 3D shape models of existing plants (as-built models) from large-sc...
RANDOM FORESTS BASED MULTIPLE CLASSIFIER SYSTEM FOR POWER-LINE SCENE CLASSIFICATION
LIDAR Classification Corridor Mapping Random Forests Multiple Classifier System Power-line
2012/9/3
The increasing use of electrical energy has yielded more necessities of electric utilities including transmission lines and electric pylons which require a real-time risk monitoring to prevent massive...
The metallurgical states of rare earth-transition metal targets were found to be essential to produce high performance magneto-optical recording thin films.Our study indicates that in a vertical in-li...
Analysis of the Impact of P-Ratio on BER, Q-Factor and OSNR of Radio over Fiber (RoF) System
Rof System OSNR Parameter BER Q-Parameter Fiber Dispersion Matlab 7.0
2011/12/5
The impact of p-ratio i.e. ratio of carrier power to total received RF power at control office (CO) on Bit error rate (BER), Q- performance parameter and Optical signal noise ratio (OSNR) of RoF commu...
We demonstrated a laser diode position sensor for a near-field height control system. The feedback signal of the laser diode sensor resulted from self-mixing interferometry was characterized and model...