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EVALUATION OF PHOTOGRAMMETRIC BLOCK ORIENTATION USING QUALITY DESCRIPTORS FROM STATISTICALLY FILTERED TIE POINTS
Close range Photogrammetry Block orientation Tie points extraction Open source Data quality assessment
2018/6/4
Due to the increasing number of low-cost sensors, widely accessible on the market, and because of the supposed granted correctness of the semi-automatic workflow for 3D reconstruction, highly implemen...
Remotely Sensed Ground Control Points
Aviation Mapping Aerodrome Mapping Database AMDB Satellite Imagery Ground Truth Feature Extraction Do-200A Certified Dataset
2016/11/24
Accurate ground control is required to georeferenced airborne and spaceborne images. The production of ortho-photogrammetric data requires ground control that is traditionally provided as Ground Contr...
HISTORICAL BUILDINGS MODELS AND THEIR HANDLING VIA 3D SURVEY: FROM POINTS CLOUDS TO USER-ORIENTED HBIM
HBIM Points Clouds LiDAR Object Recognition Cultural Heritage Interoperability
2016/11/11
This paper retraces some research activities and application of 3D survey techniques and Building Information Modelling (BIM) in the environment of Cultural Heritage. It describes the diffusion of as-...
EXTERIOR ORIENTATION ESTIMATION OF OBLIQUE AERIAL IMAGERY USING VANISHING POINTS
Oblique Aerial Images Vanishing Point Nadir Point True Horizon Line Exterior Orientation Georeferencing
2016/7/27
In this paper, a methodology for the calculation of rough exterior orientation (EO) parameters of multiple large-scale overlapping oblique aerial images, in the case that GPS/INS information is not av...
GEOMETRIC CALIBRATION OF ZIYUAN-3 THREE-LINE CAMERAS COMBINING GROUND CONTROL POINTS AND LINES
Geometric calibration three-line cameras ground control lines direct georeferencing orientation parameters Ziyuan-3 block adjustment
2016/7/4
Due to the large biases between the laboratory-calibrated values of the orientation parameters and their in-orbit true values, the initial direct georeferencing accuracy of the Ziyuan-3 (ZY-3) three-l...
ROLE OF TIE-POINTS DISTRIBUTION IN AERIAL PHOTOGRAPHY
Photogrammetry Image matching Tie-Points Feature-based matching RANSAC Von Gruber positions
2016/3/25
Automatic image matching algorithms, and especially feature-based methods, profoundly changed our understanding and requirements of tie points. The number of tie points has increased by orders of magn...
APPLICATION OF BREAKLINE AND MANUAL ADDITIONAL POINTS IN TIN MODELING
LIDAR Breakline Manual DEM editing Manual additional points TIN
2016/3/17
The triangular irregular network (TIN) is the most commonly used digital elevation models. However, because there is no boundary information contained in LIDAR data, and the LIDAR dataset containsdata...
MULTI-TEMPORAL DEM MATCHING METHOD WITHOUT CONTROL POINTS IN DEBRIS-FLOW AREA
Photogrammetry Geomorphology Multitemporal Change Detection Matching Accuracy Precision
2015/12/29
Detecting the volume change of loose deposit of rock debris accumulated and debris discharged is one of the methods to study debris flow. The volume can be resulted by overlapping multi-temporal DEM. ...
A Statistically Proven Automatic Curvature Based Classification Procedure of Laser Points
Laser scanning Classification Feature Recognition
2015/12/16
One of the critical aspects of the curvature based classification of spatial objects from laser point clouds is the correct interpretation
of the results. This is due to the fact that measurements ar...
Matching of Artificial Target Points Based on Space Intersection
Industrial photogrammetry Matching,Industrial measurement Optimization
2015/12/14
Aiming to the fast automatic matching of artificial target points in digital close range photogrammetry, a new matching method
basing on two-image space intersection is presented in this paper, think...
Low Cost Automatized System for Control Points Capture in Close Range Photogrammetry
Automation Measurement Camera
2015/12/14
This paper describes a system for the automatic control point measurement in close range photogrammetry. One of the most time
consuming tasks in close range photogrammetry when surveyed control point...
Filtering LIDAR Points by Fusion of Intensity Measures and Aerial Images
LIDAR point data laser returns intensity aerial images returns filtering
2015/12/8
Laser return intensity, delivering the surface reflectivity information in the laser wavelength, is function of many variables and ignored in most application projects. However, by a process of SILC (...
Robust and Automatic Vanishing Points Detection with Their Uncertainties from a Single Uncalibrated Image, by Planes Extraction on the Unit Sphere
Photogrammetry Geometry Vanishing points extraction Image Orientation Error estimation
2015/12/4
This paper deals with the retrieval of vanishing points in uncalibrated images. Many authors did work on that subject in the computer vision field because the vanishing point represents a major inform...
Modeling of Absolute Orientation of Adjacent Satellite Image Strips Using A Few Ground Control Points
Orbit-modeling Strip SPOT-3 GCP DEM Sensor model Orbit-attitude model
2015/11/23
This paper presents accuracy and stability of orbit modeling. Orbit modeling is carried out using the stereo strips which were taken by SPOT-3 satellite, a large number of GCPs(Ground control points) ...
Calibration of Constant Angular Error for CBERS-2 Imagery with Few Ground Control Points
Spaceborne remote sensing High-resolution image Space photogrammetry
2015/11/23
The rigorous geometric model which depends on physical properties of the image acquisition is the basic model for object positioning of high resolution satellite imagery (HRSI). Using the linear and a...