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» A Technique for Invariant Generation
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APGV
2004
ACM
138views Visualization» more  APGV 2004»
15 years 11 months ago
Perceptual invariance of nonlinear Focus+Context transformations
Focus+Context techniques are commonly used in visualization systems to provide both the details and the context. The "shaker paradigm", in which an image is rapidly alte...
Keith Lau, Ronald A. Rensink, Tamara Munzner
SGP
2003
15 years 7 months ago
Rotation Invariant Spherical Harmonic Representation of 3D Shape Descriptors
One of the challenges in 3D shape matching arises from the fact that in many applications, models should be considered to be the same if they differ by a rotation. Consequently, w...
Michael M. Kazhdan, Thomas A. Funkhouser, Szymon R...
MTA
2007
122views more  MTA 2007»
15 years 5 months ago
Geometrically invariant watermarking: synchronization through circular Hough transform
This paper addresses a geometrically invariant watermarking method for digital images. Most previous watermarking algorithms perform weakly against geometric distortions, which des...
Hae-Yeoun Lee, Choong-Hoon Lee, Heung-Kyu Lee
NFM
2011
252views Formal Methods» more  NFM 2011»
15 years 1 months ago
Call Invariants
Program verifiers based on first-order theorem provers model the program heap as a collection of mutable maps. In such verifiers, preserving unmodified facts about the heap acr...
Shuvendu K. Lahiri, Shaz Qadeer
PAMI
2012
13 years 8 months ago
Accurate Eye Center Location through Invariant Isocentric Patterns
—Locating the center of the eyes allows for valuable information to be captured and used in a wide range of applications. Accurate eye center location can be determined using com...
Roberto Valenti, Theo Gevers