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CORR
2007
Springer
119views Education» more  CORR 2007»
13 years 7 months ago
Hadwiger and Helly-type theorems for disjoint unit spheres
Let S be an ordered set of disjoint unit spheres in R3 . We show that if every subset of at most six spheres from S admits a line transversal respecting the ordering, then the ent...
Otfried Cheong, Xavier Goaoc, Andreas Holmsen, Syl...
ADCM
2004
58views more  ADCM 2004»
13 years 7 months ago
On the Representation of Band-Dominant Functions on the Sphere Using Finitely Many Bits
A band-dominant function on the Euclidean sphere embedded in Rq+1 is the restriction to this sphere of an entire function of q + 1 complex variables having a finite exponential ty...
Hrushikesh Narhar Mhaskar, Francis J. Narcowich, J...
AOR
2010
13 years 4 months ago
Sphere Methods for LP
The sphere method for solving linear programs operates with only a subset of constraints in the model in each iteration, and thus has the advantage of handling instances which may...
Katta G. Murty, Mohammad R. Oskoorouchi
GD
2006
Springer
13 years 10 months ago
Morphing Planar Graphs in Spherical Space
We consider the problem of intersection-free planar graph morphing, and in particular, a generalization from Euclidean space to spherical space. We show that there exists a continu...
Stephen G. Kobourov, Matthew Landis
ICPR
2006
IEEE
14 years 8 months ago
A Novel Linear Approach to Camera Calibration from Sphere Images
Recently, some linear approaches to camera calibration from sphere images are proposed. In this paper, a novel linear approach is proposed by exploiting the identity constraint on...
Hongbin Zha, Xianghua Ying