搜索结果: 16-30 共查到“测绘科学技术 systems”相关记录196条 . 查询时间(0.288 秒)
Toward an Automatic Calibration of Dual Fluoroscopy Imaging Systems
Dual Fluoroscopy Biplanar Videoradiography Photogrammetric Calibration Target Extraction
2016/11/11
High-speed dual fluoroscopy (DF) imaging provides a novel, in-vivo solution to quantify the six-degree-of-freedom skeletal kinematics of humans and animals with sub-millimetre accuracy and high tempor...
COMPARATIVE GEOMETRICAL INVESTIGATIONS OF HAND-HELD SCANNING SYSTEMS
3D comparison image matching mesh modelling point cloud sensor structure-from-motion structured light
2016/11/11
An increasing number of hand-held scanning systems by different manufacturers are becoming available on the market. However, their geometrical performance is little-known to many users. Therefore the ...
COMPLEMENTARITY OF HISTORIC BUILDING INFORMATION MODELLING AND GEOGRAPHIC INFORMATION SYSTEMS
Cultural Heritage Historic Building Information Modelling 3D Models Parametric Objects Geometric Modelling Library Level of Details
2016/11/11
In this paper, we discuss the potential of integrating both semantically rich models from Building Information Modelling (BIM) and Geographical Information Systems (GIS) to build the detailed 3D histo...
INFLUENCE OF RAW IMAGE PREPROCESSING AND OTHER SELECTED PROCESSES ON ACCURACY OF CLOSE-RANGE PHOTOGRAMMETRIC SYSTEMS ACCORDING TO VDI 2634
Photogrammetry Image processing Circular targets Accuracy Precision Stability Camera calibration
2016/11/11
This paper examines the influence of raw image preprocessing and other selected processes on the accuracy of close-range photogrammetric measurement. The examined processes and features includes: raw ...
THE GENERATION OF BUILDING FLOOR PLANS USING PORTABLE AND UNMANNED AERIAL VEHICLE MAPPING SYSTEMS
Location-Based Services (LBS) Floor Plan Robot Mapping Unmanned Aerial Vehicles (UAV) Portable Mapping System Map Rectification Geo-referenced
2016/11/8
Indoor navigation or positioning systems have been widely developed for Location-Based Services (LBS) applications and they come along with a keen demand of indoor floor plans for displaying results e...
AUTOMATIC ROAD SIGN INVENTORY USING MOBILE MAPPING SYSTEMS
Mobile Mapping System Point cloud segmentation Road sign inventory Image processing Classification
2016/7/28
The periodic inspection of certain infrastructure features plays a key role for road network safety and preservation, and for developing optimal maintenance planning that minimize the life-cycle cost ...
QUALITY ANALYSIS OF 3D SURFACE RECONSTRUCTION USING MULTI-PLATFORM PHOTOGRAMMETRIC SYSTEMS
Quality Analysis 3D reconstruction Laser scanning Multi-platform photogrammetric systems Unmanned Aerial Vehicle (UAV) Terrestrial imaging
2016/7/27
In recent years, the necessity of accurate 3D surface reconstruction has been more pronounced for a wide range of mapping, modelling, and monitoring applications. The 3D data for satisfying the needs ...
Interdisciplinary Institute for Collaboration and Research on Enterprise Systems and Technology
Remote Sensing Defence
2016/7/27
We are pleased to announce the fifth edition of the International Conference on Telecommunications and Remote Sensing - ICTRS'16, organizaed by IICREST under the auspices of URSI, with previous editio...
LONG-TERM TRACKING OF A SPECIFIC VEHICLE USING AIRBORNE OPTICAL CAMERA SYSTEMS
vehicle tracking airborne camera system macroscopic traffic model
2016/7/8
In this paper we present two low cost, airborne sensor systems capable of long-term vehicle tracking. Based on the properties of the sensors, a method for automatic real-time, long-term tracking of in...
POST-MISSION QUALITY ASSURANCE PROCEDURE FOR SURVEY-GRADE MOBILE MAPPING SYSTEMS
MMS lidar accuracy trajectory errors system calibration quality assurance
2016/7/5
Mobile Mapping Systems (MMS) consist of terrestrial-based moving platforms that integrate a set of imaging sensors (typically digital cameras and laser scanners) and a Position and Orientation System ...
HIGH-RESOLUTION DEBRIS FLOW VOLUME MAPPING WITH UNMANNED AERIAL SYSTEMS (UAS) AND PHOTOGRAMMETRIC TECHNIQUES
Unmanned Aerial Vehicle Structure-from-motion Natural Hazards Volumetric Sediment Budget Digital Terrain Models Event Documentation
2016/7/5
Debris flows cause an average � 30 million damages and 1-2 fatalities every year in Austria. Detailed documentation of their extent and magnitude is essential for understanding, preventing and mitigat...
BUDGET UAV SYSTEMS FOR THE PROSPECTION OF SMALL-AND MEDIUM-SCALE ARCHAEOLOGICAL SITES
Archaeology Photogrammetry UAV UAS Unmanned Aerial Vehicles Platforms Mission Planning Mapping
2016/7/5
One of the popular uses of UAVs in photogrammetry is providing an archaeological documentation. A wide offer of low-cost (consumer) grade UAVs, as well as the popularity of user-friendly photogrammetr...
CO-REGISTRATION OF DSMs GENERATED BY UAV AND TERRESTRIAL LASER SCANNING SYSTEMS
Co-registration DSM Automation Wavelets Matching UAV Laser Scanning
2016/7/5
An approach for the co-registration of Digital Surface Models (DSMs) derived from Unmanned Aerial Vehicles (UAVs) and Terrestrial Laser Scanners (TLS) is proposed. Specifically, a wavelet-based featur...
COMPACT HYPERSPECTRAL IMAGING SYSTEM (COSI) FOR SMALL REMOTELY PILOTED AIRCRAFT SYSTEMS (RPAS)–SYSTEM OVERVIEW AND FIRST PERFORMANCE EVALUATION RESULTS
Hyperspectral camera RPAS linear variable filters
2016/7/5
This paper gives an overview of the new COmpact hyperSpectral Imaging (COSI) system recently developed at the Flemish Institute for Technological Research (VITO, Belgium) and suitable for remotely pil...
NATIONAL GUIDELINES FOR DIGITAL CAMERA SYSTEMS CERTIFICATION
Mapping standards camera calibration accuracy guidelines digital photogrammetric sensor photogrammetric test field radiometry spatial resolution
2016/7/4
Digital camera systems are a key component in the production of reliable, geometrically accurate, high-resolution geospatial products. These systems have replaced film imaging in photogrammetric data ...