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» Computing the Angularity Tolerance
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120
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CDC
2009
IEEE
15 years 8 months ago
Metrics on the space of bounded Keplerian orbits and space situational awareness
— A main difficulty for orbit determination of space debris is the correlation of tracks of data belonging to the same physical object. A sequence of optical measurements of an ...
Jared M. Maruskin, Daniel J. Scheeres
134
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VRML
1999
ACM
15 years 8 months ago
Avatars in LivingSpace
We describe how we implemented the avatars we use to represent users in LivingSpace, our implementation of the Living Worlds standard for multi-user distributed VRML worlds. Livin...
Mike Wray, Vincent Belrose
IMAGING
2001
15 years 5 months ago
A Geometric Foundation of Colorimetry
The physical properties of color are usually described by their spectra, eigenvector expansions or low-dimensional descriptors such as RGB or CIE-Lab. In the first part of the pap...
Reiner Lenz
JGTOOLS
2006
107views more  JGTOOLS 2006»
15 years 3 months ago
Efficient Shadows for Sampled Environment Maps
This paper addresses the problem of efficiently calculating shadows from environment maps in the context of ray-tracing. Since accurate rendering of shadows from environment maps ...
Aner Ben-Artzi, Ravi Ramamoorthi, Maneesh Agrawala
121
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PAMI
2008
172views more  PAMI 2008»
15 years 3 months ago
A Theory Of Frequency Domain Invariants: Spherical Harmonic Identities for BRDF/Lighting Transfer and Image Consistency
This paper develops a theory of frequency domain invariants in computer vision. We derive novel identities using spherical harmonics, which are the angular frequency domain analog ...
Dhruv Mahajan, Ravi Ramamoorthi, Brian Curless