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» Algorithms for Spatial Outlier Detection
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CBMS
2004
IEEE
13 years 11 months ago
The Effects of Spatial Resolution on an Automated Diabetic Retinopathy Screening System's Performance in Detecting Microaneurysm
This paper presents the effects of image quality, given by the number of pixels used to define the image. A microaneurysm (MA) segmentation algorithm that has been shown to achiev...
B. Raman, Even S. Bursell, Mark Wilson, Gilberto Z...
HIS
2001
13 years 9 months ago
A Bayesian Track-before-Detect Algorithm for IR Point Target Detection
An algorithm has been developed for the detection of point targets in uncluttered background based on a Bayesian track before detect method. The algorithm has an application in th...
Robert C. Warren
ICDM
2010
IEEE
232views Data Mining» more  ICDM 2010»
13 years 5 months ago
gSkeletonClu: Density-Based Network Clustering via Structure-Connected Tree Division or Agglomeration
Community detection is an important task for mining the structure and function of complex networks. Many pervious approaches are difficult to detect communities with arbitrary size...
Heli Sun, Jianbin Huang, Jiawei Han, Hongbo Deng, ...
PAKDD
2009
ACM
225views Data Mining» more  PAKDD 2009»
14 years 4 months ago
Change Analysis in Spatial Data by Combining Contouring Algorithms with Supervised Density Functions.
Detecting changes in spatial datasets is important for many fields. In this paper, we introduce a methodology for change analysis in spatial datasets that combines contouring algor...
Christoph F. Eick, Chun-Sheng Chen, Michael D. Twa...
TMI
1998
175views more  TMI 1998»
13 years 7 months ago
A Harmonic Decomposition Reconstruction Algorithm for Spatially-Varying Focal Length Collimators
—Spatially varying focal length fan-beam collimators can be used in single photon emission computed tomography to improve detection efficiency and to reduce reconstruction artif...
Jiangsheng You, Zhengrong Liang, Shanglian Bao