1787 search results - page 38 / 358 » Approximation Techniques for Spatial Data |
GRAPHITE
2003
ACM
14 years 26 days ago
2003
ACM
This paper shows that scattered range data can be smoothed at low cost by fitting a Radial Basis Function (RBF) to the data and convolving with a smoothing kernel (low pass filt...
GRAPHITE
2006
ACM
14 years 1 months ago
2006
ACM
This paper presents a two-stage compression method for accelerating GPU-based volume rendering of time-varying scalar data. Our method aims at reducing transfer time by compressin...
IPSN
2007
Springer
14 years 1 months ago
2007
Springer
In this paper we propose a lightweight algorithm for constructing multi-resolution data representations for sensor networks. We compute, at each sensor node u, O(log n) aggregates...
UAI
2004
13 years 9 months ago
2004
We address the problem of unsupervised learning of complex articulated object models from 3D range data. We describe an algorithm whose input is a set of meshes corresponding to d...
IPMI
2005
Springer
14 years 8 months ago
2005
Springer
In this paper, we study Markov Random Fields as spatial smoothing priors in fMRI detection. Relatively high noise in fMRI images presents a serious challenge for the detection algo...