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TOWARDS AUTOMATIC SINGLE-SENSOR MAPPING BY MULTISPECTRAL AIRBORNE LASER SCANNING
laser scanning lidar multispectral mapping automation intensity change detection classification
2016/7/27
This paper describes the possibilities of the Optech Titan multispectral airborne laser scanner in the fields of mapping and forestry. Investigation was targeted to six land cover classes. Multispectr...
THE IQMULUS URBAN SHOWCASE:AUTOMATIC TREE CLASSIFICATION AND IDENTIFICATION IN HUGE MOBILE MAPPING POINT CLOUDS
Mobile mapping big data classification trees cloud computing web-based visualization
2016/7/27
Current 3D data capturing as implemented on for example airborne or mobile laser scanning systems is able to efficiently sample the surface of a city by billions of unselective points during one worki...
ACCURACY AND SPATIAL VARIABILITY IN GPS SURVEYING FOR LANDSLIDE MAPPING ON ROAD INVENTORIES AT A SEMI-DETAILED SCALE: THE CASE IN COLOMBIA
GPS horizontal accuracy Road inventory Spatial variability
2016/7/8
The accuracy of locating attributes on topographic surfaces when, using GPS in mountainous areas, is affected by obstacles to wave propagation. As part of this research on the semi-automatic detection...
SCHOOL MAPPING AND GEOSPATIAL ANALYSIS OF THE SCHOOLS IN JASRA DEVELOPMENT BLOCK OF INDIA
School Mapping Catchment GIS
2016/7/8
GIS is a collection of tools and techniques that works on the geospatial data and is used in the analysis and decision making. Education is an inherent part of any civil society. Proper educational fa...
A METHOD OF GENERATING PANORAMIC STREET STRIP IMAGE MAP WITH MOBILE MAPPING SYSTEM
Mobile Mapping System Omni-Directional Camera Laser Point Cloud Street-Side Map Image Stitching
2016/7/5
This paper explores a method of generating panoramic street strip image map which is called as “Pano-Street” here and contains both sides, ground surface and overhead part of a street with a sequence ...
POLE PHOTOGRAMMETRY WITH AN ACTION CAMERA FOR FAST AND ACCURATE SURFACE MAPPING
High resolution Orientation Point Cloud Accuracy Change Detection
2016/7/5
High resolution and high accuracy terrain mapping can provide height change detection for studies of erosion, subsidence or land slip. A UAV flying at a low altitude above the ground, with a compact c...
ACCURACY ASSESSMENT OF MOBILE MAPPING POINT CLOUDS USING THE EXISTING ENVIRONMENT AS TERRESTRIAL REFERENCE
Accuracy Assessment Mobile Mapping Point Cloud Reference Data Total Station 3D Test Field Facades Street profile
2016/7/5
Mobile mapping data is widely used in various applications, what makes it especially important for data users to get a statistically verified quality statement on the geometric accuracy of the acquire...
ADVANCED TIE FEATURE MATCHING FOR THE REGISTRATION OF MOBILE MAPPING IMAGING DATA AND AERIAL IMAGERY
Mobile Mapping Orientation Accuracy Estimation Feature Matching Template Matching
2016/7/5
Mobile Mapping’s ability to acquire high-resolution ground data is opposing unreliable localisation capabilities of satellite-based positioning systems in urban areas. Buildings shape canyons impeding...
MONITORING CAPABILITIES OF A MOBILE MAPPING SYSTEM BASED ON NAVIGATION QUALITIES
Mobile mapping Navigation Change detection Monitoring
2016/7/5
Mobile mapping systems are becoming increasingly popular as they can build 3D models of the environment rapidly by using a laser scanner that is integrated with a navigation system. 3D mobile mapping ...
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 ...
LIDAR-INCORPORATED TRAFFIC SIGN DETECTION FROM VIDEO LOG IMAGES OF MOBILE MAPPING SYSTEM
Traffic Sign Detection Mobile Mapping System RANSAC Random Forest Camshift Kalman Filtering
2016/7/5
Mobile Mapping System (MMS) simultaneously collects the Lidar points and video log images in a scenario with the laser profiler and digital camera. Besides the textural details of video log images, it...
ROAD SIGNS DETECTION AND RECOGNITION UTILIZING IMAGES AND 3D POINT CLOUD ACQUIRED BY MOBILE MAPPING SYSTEM
Road Signs Detection and Recognition Mobile Mapping System (MMS) Object Based Image Analysis Multi-Scale Image Segmentation 3D Point Cloud
2016/7/5
High-definition and highly accurate road maps are necessary for the realization of automated driving, and road signs are among the most important element in the road map. Therefore, a technique is nec...
ROBUST PARALLEL MOTION ESTIMATION AND MAPPING WITH STEREO CAMERAS IN UNDERGROUND INFRASTRUCTURE
Stereo Visual Odometry 3D Reconstruction Parallel Structure Underground Infrastructure
2016/7/5
Presently, we developed a novel robust motion estimation method for localization and mapping in underground infrastructure using a pre-calibrated rigid stereo camera rig. Localization and mapping in u...
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...
RESEARCH ON THE KEY TECHNOLOGY OF LARGE SCALE MAPPING FROM LOW ALTITUDE PHOTOGRAMMETRY
Large-scale Photogrammetry Wide-angle Camera Elevation Accuracy Low Altitude Photogrammetry Production Process Low Altitude Photogrammetric DLG Production Multi-center Image Projection Reconstruction
2016/7/5
Based on the theoretic analysis of the accuracy in large scale photogrammetric mapping, some defects in traditional procedure were discussed. A set of key technologies dedicate to accuracy improvement...