197 search results - page 25 / 40 » Simple deterministic approximation algorithms for counting m... |
PRL
2007
13 years 7 months ago
2007
We introduce a new method for the recognition of partially occluded objects represented only by their contours. Object description, which stems from the inflection point detectio...
COMPGEOM
2001
ACM
13 years 11 months ago
2001
ACM
We consider segment intersection searching amidst (possibly intersecting) algebraic arcs in the plane. We show how to preprocess n arcs in time O(n2+ ) into a data structure of si...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
This article extends the concept of compressed sensing to signals that are not sparse in an orthonormal basis but rather in a redundant dictionary. It is shown that a matrix, whic...
TSMC
1998
13 years 7 months ago
1998
—This paper is an extension of our previous paper to improve the capability of detecting corners. We proposed a method of boundary smoothing for curvature estimation using a cons...
FSTTCS
2009
Springer
14 years 2 months ago
2009
Springer
We introduce and study the donation center location problem, which has an additional application in network testing and may also be of independent interest as a general graph-theor...