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» A Survey of Moving Frames
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FOCM
2008
101views more  FOCM 2008»
13 years 7 months ago
Algorithms for Differential Invariants of Symmetry Groups of Differential Equations
We develop new computational algorithms, based on the method of equivariant moving frames, for classifying the differential invariants of Lie symmetry pseudo-groups of differential...
Jeongoo Cheh, Peter J. Olver, Juha Pohjanpelto
RE
2006
Springer
13 years 7 months ago
Requirement Progression in Problem Frames Applied to a Proton Therapy System
A technique is presented for obtaining a specification from a requirement through a series of incremental steps. The starting point is a Problem Frame description involving a requ...
Robert Seater, Daniel Jackson
KCAP
2005
ACM
14 years 1 months ago
Knowledge transformations between frame systems and RDB systems
For decades, researchers in knowledge representation (KR) have argued for and against various choices in KR formalisms, such as Rules, Frames, Semantic nets, and Formal logic. In ...
John H. Gennari, Peter Mork, Hao Li
TIP
2010
129views more  TIP 2010»
13 years 5 months ago
Registering Aerial Video Images Using the Projective Constraint
To separate object motion from camera motion in an aerial video, consecutive frames are registered at their planar background. Feature points are selected in consecutive frames an...
Brian P. Jackson, A. Ardeshir Goshtasby
CHI
2008
ACM
14 years 7 months ago
Keeping in touch by technology: maintaining friendships after a residential move
Many observers have praised new communication technologies for providing convenient and affordable tools for maintaining relationships at a distance. Yet the precise role of media...
Irina Shklovski, Robert E. Kraut, Jonathon N. Cumm...