Automatic Tie Points Extraction with Uniform Distribution and High Precision

Automatic Tie Points Extraction with Uniform Distribution and High Precision

To solve the problem of matching errors, redundant points with bad distribution,and low points position precision in photogrammetry aerial triangulation,an automatic tie points extraction with uniform distribution and high precision is presented. Firstly, Block SIFT technology is conducted on every...

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Bibliographic Details
Main Authors: YU Ying, ZHANG Yongsheng, XUE Wu, LI Lei
Format: Article
Language:zho
Published: Surveying and Mapping Press 2017-01-01
Series:Acta Geodaetica et Cartographica Sinica
Subjects:
tie points extraction
SIFT
block
union-find set
least squares matching
Online Access:http://html.rhhz.net/CHXB/html/2017-1-90.htm

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