Results 21 to 30 of about 13,127,977 (103)

3D image analysis for pedestrian detection [PDF]

open access: yes, 2006
A method for solving the dense disparity stereo correspondence problem is presented in this paper. This technique is designed specifically for pedestrian detection type applications.
O'Connor, Noel E.   +3 more
core   +2 more sources

Precise Georeferencing of RGB and Multispectral Drone Images without Ground Control Points [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Drones equipped with multispectral cameras are increasingly used in environmental studies. These surveys often take place in challenging locations such as mudflats, where marking and surveying ground control points (GCPs) is difficult, making the use of ...
J. A. Gonçalves   +4 more
doaj   +1 more source

Correction of Pushbroom Satellite Imagery Interior Distortions Independent of Ground Control Points

open access: yesRemote Sensing, 2018
Compensating for distortions in pushbroom satellite imagery has a bearing on subsequent earth observation applications. Traditional distortion correction methods usually depend on ground control points (GCPs) acquired from a high-accuracy geometric ...
Guo Zhang   +3 more
doaj   +1 more source

Agricultural Gebesee test site (central Germany): ground control points and supplementing check points in the vicinity of the test site

open access: yes, 2017
Agricultural Gebesee test site (central Germany): ground control points and supplementing check points in the vicinity of the test ...
Jussi Baade (8016590)   +3 more
core   +1 more source

UAV AND LIDAR IMAGE REGISTRATION: A SURF-BASED APPROACH FOR GROUND CONTROL POINTS SELECTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Multisource remote sensing image data provides synthesized information to support many applications including land cover mapping, urban planning, water resource management, and GIS modelling.
B. Kalantar   +6 more
doaj   +1 more source

PRECISION ANALYSIS OF POINT-AND-SCALE PHOTOGRAMMETRIC MEASUREMENTS FOR CORRIDOR MAPPING: PRELIMINARY RESULTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
This paper addresses the key aspects of the sensor orientation and calibration approach within the mapKITE concept for corridor mapping, focusing on the contribution analysis of point-and-scale measurements of kinematic ground control points.
P. Molina   +3 more
doaj   +1 more source

High-Precision UAV Photogrammetry with RTK GNSS: Eliminating Ground Control Points

open access: yesHittite Journal of Science and Engineering
The advancements in Unmanned Aerial Vehicles (UAVs) have significantly enhanced the capability of the photogrammetric approaches, particularly with the integration of Real-Time Kinematic (RTK) sensors.
Mehmet Nurullah Alkan
doaj   +1 more source

Accuracy of 3D Landscape Reconstruction without Ground Control Points Using Different UAS Platforms

open access: yesDrones, 2020
The rapid increase of low-cost consumer-grade to enterprise-level unmanned aerial systems (UASs) has resulted in the exponential use of these systems in many applications.
Margaret Kalacska   +6 more
doaj   +1 more source

THE USE OF EXISTING GLOBAL ELEVATION DATASET FOR ABSOLUTE ORIENTATION OF HIGH RESOLUTION IMAGE WITHOUT GCPS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
For precise mapping using high resolution satellite images, various ways to eliminate the need of ground control points have been proposed. DEM matching, a technique to match two different surfaces by adjusting their position and attitude, is also one ...
J. Jeong, T. Kim
doaj   +1 more source

Terrestrial photogrammetry without ground control points [PDF]

open access: yes, 2014
Terrestrial photogrammetry should be the survey technique of choice when updating large scale urban maps and GIS databases, where 3D data and attribute data are required.
Forlani Gianfranco   +7 more
core   +1 more source

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