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Triangle-free intersection graphs of line segments with large chromatic number.
Arkadiusz Pawlik
Jakub Kozik
Tomasz Krawczyk
Michal Lason
Piotr Micek
William T. Trotter
Bartosz Walczak
Published in:
J. Comb. Theory, Ser. B (2014)
Keyphrases
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line segments
hough transform
straight line
camera calibration
aerial images
ellipse detection