230 search results - page 30 / 46 » Generalized fast marching method: applications to image segm... |
DAS
2010
Springer
15 years 26 days ago
2010
Springer
In this paper, we present a novel graph-based method for extracting handwritten text lines in monochromatic Arabic document images. Our approach consists of two steps Coarse text ...
MICCAI
2005
Springer
15 years 10 months ago
2005
Springer
The spherical harmonic (SPHARM) description is a powerful surface modeling technique that can model arbitrarily shaped but simply connected 3D objects and has been used in many app...
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GIS
2008
ACM
15 years 10 months ago
2008
ACM
This paper presents an automatic algorithm which reconstructs building models from airborne LiDAR (light detection and ranging) data of urban areas. While our algorithm inherits t...
ICIP
2007
IEEE
15 years 11 months ago
2007
IEEE
In this paper we propose a locally adaptive image threshold technique via variational energy minimization. The novelty of the proposed method is that from an image it automaticall...
CVPR
2004
IEEE
15 years 1 months ago
2004
IEEE
We present a simple and universal camera calibration method. Instead of extensive setups we are exploiting the accurate angular positions of fixed stars. High precision is achieve...