81 search results - page 2 / 17 » Illuminated Lines Revisited |
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
The line-based face recognition method is distinguished by its features, but its development and application is limited to some inherent drawbacks. This paper propose a method for...
SIAMIS
2011
12 years 8 months ago
2011
We analyze the illumination invariance of the level lines of an image. We show that if the scene surface has Lambertian reflectance and the light is directed, then a necessary and...
APAL
2005
13 years 5 months ago
2005
We prove that S4 is complete with respect to Boolean combinations of countable unions of convex subsets of the real line, thus strengthening a 1944 result of McKinsey and Tarski (...
VAMOS
2010
Springer
13 years 6 months ago
2010
Springer
In its basic form, a variability model describes the variations among similar artifacts from a structural point of view. It does not capture any information about when these variat...
COMPGEOM
2010
ACM
13 years 10 months ago
2010
ACM
Let B be a collection of n arbitrary balls in R3 . We establish an almost-tight upper bound of O(n3+ε ), for any ε > 0, on the complexity of the space F(B) of all the lines t...