نتایج جستجو برای: distributed ground control points

تعداد نتایج: 1899877  

1997
MICHAEL HAHN

Nowadays the tenor of reports on applications of digital photogrammetric procedures consists of a unison message: processing modules of automatic image orientation are available in digital photogrammetric systems and with them the productivity is much higher than with all existing conventional photogrammetric plotters. In fact, interior and relative orientation procedures as well as automated a...

Journal: :The Iowa Review 2004

1992
Richard I. Hartley Rajiv Gupta Tom Chang

This paper considers the problem of computing placement of points in 3 dimensional space given two uncalibrated perspective views. The main theorem shows that the placement of the points is determined only up to an arbitrary projective transformation of 3-space. Given additional ground control points, however, the location of the points and the camera parameters may be determined. The method is...

Journal: :Geo-spatial Information Science 2009

2007
Georgy Gimel'farb

This report addresses the problem of calibrating a single camera using several 3D ground control points and corresponding image points. Analytical and numerical approaches to approximate the desired camera model parameters are discussed.

2005
W. D. Ding Weidong Ding

More and more surveying companies are embracing digital technologies such as CCD cameras and LiDAR for aerial photogrammetric mapping and imaging applications. In this trend, direct georeferencing plays a crucial role. The obvious benefits of direct georeferencing are reductions in the requirements for aerial triangulation and ground control points, both of which account for a significant cost ...

2013
Zhonghua Hong

The metropolitan coastal zone mapping is critical for coastal resource management, coastal environmental protection, and coastal sustainable development and planning. The results of geometric processing of a Shanghai coastal zone from 0.7-m-resolution QuickBird Geo stereo images are presented firstly. The geo-positioning accuracy of ground point determination with vendor-provided rigorous physi...

2014
S. Thirunavukkarasu Dwaraka Doss Goverdhan Doss Vaishnav Santhosh Baboo

The number of high resolution space imagery have great interest in the photogrammetric and remote sensing communities. This imagery is considered as a basic information source for mapping with various applications in geomantic. By this hybrid both the projection model and polynomial model in geometric correction of satellite imagery, it needs to control points and standardisation data. In the g...

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