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» Approximation Techniques for Spatial Data
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CIMAGING
2010
195views Hardware» more  CIMAGING 2010»
15 years 6 months ago
SPIRAL out of convexity: sparsity-regularized algorithms for photon-limited imaging
The observations in many applications consist of counts of discrete events, such as photons hitting a detector, which cannot be effectively modeled using an additive bounded or Ga...
Zachary T. Harmany, Roummel F. Marcia, Rebecca Wil...
VCIP
2000
146views Communications» more  VCIP 2000»
15 years 6 months ago
Novel video coding scheme using adaptive mesh-based interpolation and node tracking
An alternative method to H.263 for encoding of moving images at bit rates below 64 kbit/s is presented using adaptive spatial subsampling, mesh based interpolation and node tracki...
Eckhart Baum, Joachim Speidel
DCC
2006
IEEE
16 years 5 months ago
The B-coder: An Improved Binary Arithmetic Coder and Probability Estimator
In this paper we present the B-coder, an efficient binary arithmetic coder that performs extremely well on a wide range of data. The B-coder should be classed as an `approximate&#...
Benjamin Kelly, David F. Brailsford
ICDE
2005
IEEE
156views Database» more  ICDE 2005»
16 years 6 months ago
Reverse Nearest Neighbors in Large Graphs
A reverse nearest neighbor (RNN) query returns the data objects that have a query point as their nearest neighbor (NN). Although such queries have been studied quite extensively in...
Man Lung Yiu, Dimitris Papadias, Nikos Mamoulis, Y...
GRAPHITE
2005
ACM
15 years 11 months ago
Compositing color with texture for multi-variate visualization
Multivariate data visualization requires the development of effective techniques for simultaneously conveying multiple different data distributions over a common domain. Although ...
Haleh Hagh-Shenas, Victoria Interrante