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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 ...
3D Building Reconstruction Using Dense Photogrammetric Point Cloud
Building reconstruction UAV Point Cloud Data-driven Occlusion
2016/7/27
Three dimensional models of urban areas play an important role in city planning, disaster management, city navigation and other applications. Reconstruction of 3D building models is still a challengin...
VOLUME BASED DTM GENERATION FROM VERY HIGH RESOLUTION PHOTOGRAMMETRIC DSMS
digital surface model digital terrain model multi-directional ground filtering
2016/7/27
In this paper we propose a new algorithm for digital terrain (DTM) model reconstruction from very high spatial resolution digital surface models (DSMs). It represents a combination of multi-directiona...
CORRECTION AND DENSIFICATION OF UAS-BASED PHOTOGRAMMETRIC THERMAL POINT CLOUD
Thermal camera Photogrammetry Geothermal SLR Camera Point Cloud Unmanned Aerial System (UAS)
2016/7/27
Photogrammetric processing algorithms can suffer problems due to either the initial image quality (noise, low radiometric quality, shadows and so on) or to certain surface materials (shiny or texturel...
BARE-EARTH EXTRACTION AND DTM GENERATION FROM PHOTOGRAMMETRIC POINT CLOUDS WITH A PARTIAL USE OF AN EXISTING LOWER RESOLUTION DTM
Photogrammetry Point cloud DSM DTM Ground filtering Image matching
2016/7/27
A method of extracting bare-earth points from photogrammetric point clouds by partially using an existing lower resolution digital terrain model (DTM) is presented. The bare-earth points are extracted...
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...
POSSIBILITIES FOR USING LIDAR AND PHOTOGRAMMETRIC DATA OBTAINED WITH AN UNMANNED AERIAL VEHICLE FOR LEVEE MONITORING
UAV UAS LiDAR ultra-light accuracy DTM
2016/7/5
This paper presents the possibilities for using an unmanned aerial system for evaluation of the condition of levees. The unmanned aerial system is equipped with two types of sensor. One is an ultra-li...
Assessing the Accuracy of Ortho-image using Photogrammetric Unmanned Aerial System
UAV Ortho-image Photogrammetry Camera calibration
2016/7/5
Smart-camera can not only be operated under network environment anytime and any place but also cost less than the existing photogrammetric UAV since it provides high-resolution image, 3D location and ...
Webtop Photogrammetry - a tool for distributing photogrammetric imageries and knowledge
Webtop Photogrammetry distributing photogrammetric imageries knowledge
2016/5/23
The interest to use Internet for accessing and distributing geospatial data has emerged rapidly since the invention of WWW-technology. Related to photogrammetry, there are several experiments and site...
ACCURACY ASSESSMENT OF DIRECT GEOREFERENCING FOR PHOTOGRAMMETRIC APPLICATIONS ON SMALL UNMANNED AERIAL PLATFORMS
Unmanned Aerial Vehicle UAV Direct Georeferencing GNSS Inertial Mapping
2016/3/25
Efficient mapping from unmanned aerial platforms cannot rely on aerial triangulation using known ground control points. The cost and time of setting ground control, added to the need for increased ove...
DIGITAL PHOTOGRAMMETRIC PRODUCTS FROM AERIAL IMAGES,USED FOR IDENTIFYING AND DELIMITING FLOOD RISK AREAS
Aerial Photogrammetry Digital Elevation Model Image Understanding Feature Extraction Flooding Hazard
2015/12/28
Using the strategy applied by Federal Agency of Emergency Management from USA, geo-referenced photogrammetric products and digital water height data, recorded during floodings, can be used for generat...
OVER 80 YEARS SINCE THE FIRST ROMANIAN PARTICIPATION TO THE ISP/ISPRS CONGRESSES AND OVER 40 YEARS SINCE THE APPEARANCE OF THE PHOTOGRAMMETRIC BULLETIN
Communication Joint- education Aerial Photogrammetry Data Integration Social Science Satellite Remote Sensing History National
2015/12/22
The first aerial images used for civil purposes were taken in Romania in 1916, using self-made photographic cameras. Amongst the recent achievements we mention the first aerial digital photogrammetric...
E-FOTO:AN EDUCATIONAL DIGITAL PHOTOGRAMMETRIC WORKSTATION
E-learning Joint-Education Digital Photogrammetry System Integration Geography Aerial Photogrammetry Image Understanding Computer-Assisted Teaching
2015/12/22
The idea behind the E-FOTO project is to offer a simple set of software and didactic material that could help students understand the principles behind Photogrammetry. The project is basedupon two mai...
The Analysis of Road Slide Slopes Using RC Helicopter Photogrammetric System
RC Helicopter Aerial Photography Point Cloud Data Slide Slopes Non-Contact Measuring
2015/12/16
In this study, the results of slope data obtained with a non-contact measuring method of aerial photography by using the photogrammetric system of RC helicopter without approaching the slope collapsed...
Radiometric and Geometric Evaluation of the Capabilities of the New Airborne Didigital Photogrammetric Sensors
Sensors CCD Mapping Photogrammetry GPS/INS Digital Triangulation DTM
2015/11/23
In this paper the theoretic and practical points of view about the applications of the modern digital airborne sensors in the photogrammetry and remote sensing fields are described. The first part of ...