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» Triangulation for Points on Lines
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WACV
2005
IEEE
15 years 3 months ago
Automatic Augmentation and Meshing of Sparse 3D Scene Structure
We propose a novel method of robustly and automatically creating surface meshes from the very sparsely populated 3D point clouds typically produced by Structure from Motion algori...
Oli Cooper, Neill W. Campbell, David P. Gibson
DM
2008
80views more  DM 2008»
14 years 9 months ago
On affine designs and Hadamard designs with line spreads
Rahilly [10] described a construction that relates any Hadamard design H on 4m -1 points with a line spread to an affine design having the same parameters as the classical design ...
Vassili C. Mavron, T. P. McDonough, Vladimir D. To...
STOC
2003
ACM
153views Algorithms» more  STOC 2003»
15 years 10 months ago
Sublinear geometric algorithms
We initiate an investigation of sublinear algorithms for geometric problems in two and three dimensions. We give optimal algorithms for intersection detection of convex polygons a...
Bernard Chazelle, Ding Liu, Avner Magen
IMAMS
2007
151views Mathematics» more  IMAMS 2007»
14 years 11 months ago
Discrete Harmonic Functions from Local Coordinates
Abstract. In this work we focus on approximations of continuous harmonic functions by discrete harmonic functions based on the discrete Laplacian in a triangulation of a point set....
Tom Bobach, Gerald E. Farin, Dianne Hansford, Geor...
CGVR
2010
14 years 7 months ago
Triangulation-free 3D Reconstruction from LiDAR Data
We demonstrate a generic method for visualization of high-resolution unorganized and noisy 3D data points with a surface of significantly lower resolution. To this effect, we feed...
Yusuf Sahillioglu