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It may be hypothesized that, overall, there is a dependence on aspect ratio.
Journal ArticleDOI
01 Jan 2002-Micron
14 Citations
The results show that the aspect ratio depends on conditions under which the sample was synthesized.
The research did show that cinematographers have not always favored the same aspect ratio.
In this way we can better treat the effects of aspect ratio.
Open accessProceedings ArticleDOI
Gerhard Roth, Anthony Whitehead 
10 Dec 2002
12 Citations
When autocalibrating focal length and aspect ratio both methods achieve comparable results.
Our results strongly suggest that the mechanism that determines perceived aspect ratio is dis-sociated from the mechanism that determines perceived direction.
The graphical representations help us grasp the influence of aspect ratio in its entirety.
This approach is also robust to downscaling in arbitrary resolution, aspect ratio change, compression, and camcording.
The proposed scheme is robust to upscaling, rotation, cropping, downscaling to an arbitrary resolution, aspect ratio change, noise addition and H.264/AVC compression.

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