搜索结果: 1-15 共查到“工程测量技术 Digital”相关记录21条 . 查询时间(0.218 秒)
DIGITAL IMAGE CORRELATION FROM COMMERCIAL TO FOS SOFTWARE: A MATURE TECHNIQUE FOR FULL-FIELD DISPLACEMENT MEASUREMENTS
Close range photogrammetry Digital Image Correlation Full-field displacement measurement Commercial and Free and Open Source Software
2018/6/4
In the last few decades, there has been a growing interest in studying non-contact methods for full-field displacement and strain measurement. Among such techniques, Digital Image Correlation (DIC) ha...
The scheme for the database building and updating of 1:10000 Digital Elevation Models
Geospatial data DEM Photogrammetric sampling Cartographic digitisation Specification
2016/5/20
The National Bureau of Surveying & Mapping of China has planned to speed up its development of spatial data infrastructure (SDI) in the coming few years. This SDI consists of four types of digital pro...
Validating Global Digital Elevation Models with Degree Confluence Project Information and ASTER-DEM on Geo Grid
DEM Validation GTOPO30 SRTM ASTER Data Integration
2015/12/18
There are two major freely available global digital elevation datasets, known as GTOPO30 and SRTM. To know the accuracies of those data in global scale, relative evaluation of these data and validatio...
Near Real Time Processing of DSM from Airborne Digital Camera System for Disaster Monitoring
Digital Elevation Model Airborne Optical Camera Disaster Monitoring
2015/12/17
Knowledge of accurate digital surface models (DSMs) is a valuable information for security authorities and organizations during emergencies, disasters, or big events. In this context, the potential of...
Digital Earth with Digital Measurable Images
Digital Earth Measurement on Demand Digital Measurable Images Mobile Mapping System
2015/12/16
Digital Earth is a visionary concept and outlines a charming prospect for the public. This paper starts from the concept and technologies of digital Earth and analyzes the architecture of geo-spatial ...
Oblique Helicopter-Based Laser Scanning for Digital Terrain Modelling and Visualisation of Geological Outcrops
Laser Scanning Visualization Airborne Geology DEM/DTM Multiresolution Texture
2015/12/16
Terrestrial laser scanning is becoming increasingly popular for modelling geological outcrops, because of the high resolution, accuracy and ease of dataset integration. Despite these significant advan...
Research on the Autocorrelation Detection in Digital Watermarking Techniques
Digital Watermarking Autocorrelation Detection Multiple Watermarking Robustness
2015/12/11
Based on the self-characteristic of digital watermarking techniques and the multi-statistic theory, this paper makes a research on the watermark autocorrelation detection. First, the setting of detect...
Discussion on the Progress and Direction of Digital City
Digital City Geo-information industry Digital Navigation Map Ubiquity USDI
2015/12/11
With the development of information and communication technology, the construction of digital cities has become more feasible. It is a powerful way to elevate the city’s strength, to improve the socia...
Estimation of Unknown Height with Artificial Neural Network on Digital Terrain Model
Artifcial Neural Network DEM/DTM Modelling Prediction Accuracy
2015/12/8
In Digital Terrain Models (DTM) interpolation is actually a surface fitting problem. For the estimation of heights of points with known X-Y coordinates there are many interpolation methods. Besides, t...
Automated Updating of Building Data Bases from Digital Surface Models and Multi-Spectral Images: Potential and Limitations
Change Detection Digital Surface Models Data Fusion
2015/12/4
A method for automatic updating of building data bases from Digital Surface Models (DSM) and a normalised difference vegetation index is evaluated. The DSM can be generated from Airborne Laserscanner ...
An Efficient Approach to Building Superstructure Reconstruction Using Digital Elevation Maps
Building modeling Digital Elevation Map model-based reconstruction
2015/12/4
This paper describes an efficient method for detecting and modeling roof superstructures (detailed volumes present on roofs such as chimneys, dormer windows...) using only a Digital Elevation Ma...
Trends in Digital Photogrammetry from an International Enterprise Perspective
Digital camera mapping work flow data management system configuration capacity building
2015/12/3
The internet hype for aerial and satellite images, kicked off by Google (Google Earth), Microsoft (Virtual Earth), and others, is giving the Photogrammetry, Remote Sensing, and GIS markets a tremendou...
Digital Earth Science Platform:DESP/CAS
Digital Earth Prototype System Digital Earth Science Platform
2015/12/3
On the basis of Digital Earth Prototype System（DEPS/CAS）version 1.0, the Center for Earth Observation and Digital Earth of the Chinese Academy of Sciences is developing the Digital Earth Science Platf...
Medium Format Digital Cameras-a EuroSDR project
Digital airborne imaging systems certification accuracy assessment
2015/11/23
More medium format airborne camera systems are in operation globally than the well recognised large format digital imaging systems. EuroSDR has initiated a digital medium format project to investigate...
High Density Digital Form for Cultural Heritage: Synthetic Modelling and Reverse Engineering of the Four Horses of the Basilica of San Marco In Venice
Cultural heritage Metrology Surveying 3D Modelling Reverse Engineering
2015/11/13
This research would like to illustrate an experimental work carried out in the filed of Cultural Heritage, finalized to determine a complete object shape at very high resolution. The aim was to go bey...