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SYSTEMATIC CALIBRATION FOR A BACKPACKED SPHERICAL PHOTOGRAMMETRY IMAGING SYSTEM
Mobile Mapping System Calibration Spherical Photogrammetry
2016/7/5
A spherical camera can observe the environment for almost 720 degrees’ field of view in one shoot, which is useful for augmented reality, environment documentation, or mobile mapping applications. Thi...
WETLAND ASSESSMENT USING UNMANNED AERIAL VEHICLE (UAV) PHOTOGRAMMETRY
Unmanned Arial Vehicle Photogrammetry Remote sensing 3D point clouds and surface models Wetland delineation and classification Wetland health assessment
2016/7/5
The use of Unmanned Arial Vehicle (UAV) photogrammetry is a valuable tool to enhance our understanding of wetlands. Accurate planning derived from this technological advancement allows for more effect...
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...
UAV PHOTOGRAMMETRY WITH OBLIQUE IMAGES:FIRST ANALYSIS ON DATA ACQUISITION AND PROCESSING
UAV Oblique Imagery photogrammetry SfM point clouds cultural heritage architectural 3D models
2016/7/5
In recent years, many studies revealed the advantages of using airborne oblique images for obtaining improved 3D city models (e.g. including façades and building footprints). Expensive airborne c...
EVALUATION OF THE QUALITY OF ACTION CAMERAS WITH WIDE-ANGLE LENSES IN UAV PHOTOGRAMMETRY
camera calibration Computer Vision GoPro accuracy interior orientation fish-eye UAV
2016/7/5
The application of light-weight cameras in UAV photogrammetry is required due to restrictions in payload. In general, consumer cameras with normal lens type are applied to a UAV system. The availabili...
TRACKING FOREST AND OPEN AREA EFFECTS ON SNOW ACCUMULATION BY UNMANNED AERIAL VEHICLE PHOTOGRAMMETRY
Unmanned Aerial Vehicle Digital Photogrammetry Structure from Motion Snow Depth Leaf Area Index Snowpack modelling
2016/7/5
Airborne digital photogrammetry is undergoing a renaissance. The availability of low-cost Unmanned Aerial Vehicle (UAV) platforms well adopted for digital photography and progress in software developm...
CLASSICAL PHOTOGRAMMETRY AND UAV–SELECTED ASCPECTS
UAV classical (airborne) photogrammetry geometry and radiometry aspects
2016/7/5
The UAV technology seems to be highly future-oriented due to its low costs as compared to traditional aerial images taken from classical photogrammetry aircrafts. The AGH University of Science and Tec...
The Evaluation of GPS techniques for UAV-based Photogrammetry in Urban Area
UAV DSM Orthophoto GCP
2016/7/5
The efficiency and high mobility of Unmanned Aerial Vehicle (UAV) made them essential to aerial photography assisted survey and mapping. Especially for urban land use and land cover, that they often c...
RESEARCH ON REEF BATHYMETRIC SURVEY OF UAV STEREOPAIR BASED ON TWO-MEDIUM PHOTOGRAMMETRY
Bathymetric Survey Two-medium Photogrammetry UAV Stereopair Elevation Correction Coefficient Underwater Reefs
2016/7/4
This paper is based on the principles of two-medium photogrammetry, with the purpose to perform a bathymetric survey of a reef in the South China Sea, using aerial imagery acquired by UAV. The first o...
VERIFICATION OF POTENCY OF AERIAL DIGITAL OBLIQUE CAMERAS FOR AERIAL PHOTOGRAMMETRY IN JAPAN
Digital Oblique Aerial Camera Oblique Images Photogrammetric Accuracy Bundle Adjustment Oblique Viewer
2016/7/4
Digital oblique aerial camera (hereinafter called “oblique cameras”) is an assembly of medium format digital cameras capable of shooting digital aerial photographs in five directions i.e. nadir view a...
ORIENTATION OF OBLIQUE AIRBORNE IMAGE SETS – EXPERIENCES FROM THE ISPRS/EUROSDR BENCHMARK ON MULTI-PLATFORM PHOTOGRAMMETRY
Orientation Oblique Tie point matching Bundle adjustment
2016/7/4
During the last decade the use of airborne multi camera systems increased significantly. The development in digital camera technology allows mounting several mid- or small-format cameras efficiently o...
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...
OpenGIS progress towards interoperability in photogrammetry
OpenGIS progress towards interoperability photogrammetry
2016/5/20
The achievement of interoperability in photogrammetry is a difficult task. Today's photogrammetric services and servers tend to be tightly linked to proprietary environments, supported by heterogeneou...
STUDY OF LEVER-ARM EFFECT USING EMBEDDED PHOTOGRAMMETRY AND ON-BOARD GPS RECEIVER ON UAV FOR METROLOGICAL MAPPING PURPOSE AND PROPOSAL OF A FREE GROUND MEASUREMENTS CALIBRATION PROCEDURE
UAV photogrammetry GPS lever-arm calibration direct-georeferencing synchronisation MicMac
2016/3/25
Nowadays, Unmanned Aerial Vehicle (UAV) on-board photogrammetry knows a significant growth due to the democratization of using drones in the civilian sector. Also, due to changes in regulations laws g...
EXPLORING THE POTENTIAL OF AERIAL PHOTOGRAMMETRY FOR 3D MODELLING OF HIGH-ALPINE ENVIRONMENTS
Large-format aerial cameras Dense Image Matching Georeferencing ALS Glaciers
2016/3/25
High-alpine areas are subject to rapid topographic changes, mainly caused by natural processes like glacial retreat and other geomorphological processes, and also due to anthropogenic interventions li...