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AML
2011
190views Mathematics» more  AML 2011»
14 years 8 months ago
Topological aspects of the Medvedev lattice
We study the Medvedev degrees of mass problems with distinguished topological properties, such as denseness, closedness, or discreteness. We investigate the sublattices generated ...
Andrew E. M. Lewis, Richard A. Shore, Andrea Sorbi
SODA
2012
ACM
240views Algorithms» more  SODA 2012»
13 years 6 months ago
Constructing high order elements through subspace polynomials
Every finite field has many multiplicative generators. However, finding one in polynomial time is an important open problem. In fact, even finding elements of high order has n...
Qi Cheng, Shuhong Gao, Daqing Wan
CVPR
2009
IEEE
16 years 11 months ago
In Defense of Orthonormality Constraints for Nonrigid Structure from Motion
In factorization approaches to nonrigid structure from motion, the 3D shape of a deforming object is usually modeled as a linear combination of a small number of basis shapes. T...
Ijaz Akhter (LUMS, Lahore, Pakistan), Yaser Sheikh...
SAC
2010
ACM
15 years 11 months ago
Polytope-based computation of polynomial ranges
Polynomial ranges are commonly used for numerically solving polynomial systems with interval Newton solvers. Often ranges are computed using the convex hull property of the tensor...
Christoph Fünfzig, Dominique Michelucci, Sebt...
120
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CAGD
2002
98views more  CAGD 2002»
15 years 4 months ago
Comparison of interval methods for plotting algebraic curves
This paper compares the performance and efficiency of different function range interval methods for plotting f(x, y) = 0 on a rectangular region based on a subdivision scheme, whe...
Ralph R. Martin, Huahao Shou, Irina Voiculescu, Ad...