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Calculating River Length Based on Topography Data
River Length Topographic Data Identifying Mainstream Centerline Multiple Criteria Decision
2015/12/11
River length has been the particular interest of people. Topographic data, which are obtained from field survey or digitizing from topographies, can serve as ideal data source for river length calcula...
A Strategy to Build a Seamless Multi-Scale TIN-DEM Database
Geographical Information Science Triangulation Terrestrial photogrammetry
2015/12/11
With the development of 3D GIS, the visualization of the earth’s surface is more and more important. In order to improve the efficiency and the precise of the terrain visualization, it is essential to...
Application of Robust Regression for Exterior Orientation of Video Images
Orientation Video Adjustment Tracking Bundle Exterior Algorithms
2015/12/9
Nowadays, the 3-D measurement system using the video image sequences has been used in many fields, for example the vision sensor for machine control or the measurement technique of city area for GIS o...
Automated Visual Traffic Monitoring and Surveillance Through a Network of Distributed Units
Computer Vision Visual Analysis Fusion Location Based Services Calibration Change Detection Matching
2015/12/9
This work aims to present an intelligent system for tracking moving targets (such as vehicles, persons etc) based on a network of distributed autonomous units that capture and process images from one ...
Automatic Road Vector Extraction for Mobile Mapping Systems
Mobile Mapping Computer Vision Road Geometry Lane Line Automatic Extraction VISAT™
2015/12/9
Land-based mobile mapping systems have yielded an enormous time saving in capturing road networks and their surrounding. However, the manual extraction of the road information from the mobile mapping ...
Semi-Automatic Orientation of Images With Respect to a Point Cloud System
Adjustment automation calibration detection matching orientation programming
2015/12/8
This paper presents the results of a master thesis in which it was tried to orient a set of images of an object to a point cloud of the same object. As test object the “Semper Sternwarte” in Zürich wa...
Evaluation of Relative Pose Estimation Methods for Multi-Camera Setups
Camera motion estimation multi-view geometry relative orientation algorithm comparison
2015/12/8
The fully automatic and reliable calculation of the relative camera pose from image correspondences is one of the challenging tasks in photogrammetry and computer vision. The problem has not been solv...
Using in Volume Computing of Digital Close Range Photogrammetry
Volume Computing 3D Model Close Range Photogrammetry
2015/12/8
It is important to know cutting and filling volumes in many survey, engineering and mining works. Volume calculation, generally, are completed with classic surveying methods. The trapezoidal method (r...
On the Quality of Automatic Relative Orientation Procedures
Sensor orientation comparative analysis accuracy assessment matching
2015/12/8
This paper presents an empirical investigation into the quality of automatic relative orientation procedures. The results of an in-house developed automatic orientation software called AURELO (Labe an...
Precision and Reliability of GPS-Coordinates of Projection Centers in Real Aerial Triangulations
Adjustment Analysis Block GPS/INS Precision Reliability
2015/12/8
The aim of this study was to determine the precision of GPS-coordinates of projection centres obtained in photogrammetric production in Poland. The second aim of the work was to estimate the reliabili...
长安大学地质工程与测绘学院地测学院2013年国家自然科学基金批准项目名单。
Interpretation Terrestrial Images of Urban Scenes Using Discriminative Random Fields
Markov random fi eld parameter learning pseudo-likelihood man-made structure detection
2015/12/4
We investigate Discriminative Random Fields (DRF) which provide a principled approach for combining local discriminative classifiers that allow the use of arbitrary overlapping features, with ad...
Triangulated Irregular Network (TIN) is a high-effect means expressing the terrain surface in the computer, compared with GRID model, TIN model can use less sampling to approach the terrain surface pr...
A Framework for the Fusion of Digital Elevation Models
Multi-source data Fusion Integration Quality Control Spatio-temporal Digital Elevation Model
2015/12/3
In recent years, collection and processing techniques for Digital Elevation Models (DEMs) generation have improved rapidly, allowing surfaces to be represented with more detail and accuracy. Fusion of...
Spatial Prediction of Transport Related Urban Air Quality
Quality Statistics Pollution Environment GIS
2015/12/3
The aim of this study is to explore the relationship between, transport, land-use and air quality and mapping of air pollutants by means of spatial information sciences, which would provide useful inf...