search for: nagarwalla

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2004 Mar 10
0
New package: DCluster
...isson extra-variation (Chi-square test and Potthoff-Whittinghill's test), Spatial Autocorrelation (Moran's I and Geary's c), general clustering (Whittermore's statistic and Tango's statistic), scan methods (Openshaw's GAM, Besag & Newell's methods and Kulldorff & Nagarwalla's statistic) and a focused test (Stone's Test). Bootstrap is used to estimate significance and a number of models are proposed to simulate data: permutations and Poisson, Multinomial or Neg. Binomial distributions. I hope the package will be useful to epidemiologists and statisticians inv...
2003 Oct 13
1
Pre-release of package DCluster available
...t put the source code (and a zip file for Window$ users) of package DCluster in my website: http://matheron.estadi.uv.es/~virgil/Rpackages/DCluster/ DCluster is a package that contains routines for the detection of spatial clusters of diseases (Openshaw's GAM, Besag and Newell, Kulldorff and Nagarwalla, Stone's Test and others). A full description can be found here: http://www.ci.tuwien.ac.at/Conferences/DSC-2003/Proceedings/GomezRubioEtAl.pdf The purpose of this pre-release is to get feedback from the users. I'm sure there are still bugs in the code (please, use it with care), so I ho...
2004 Mar 10
0
New package: DCluster
...isson extra-variation (Chi-square test and Potthoff-Whittinghill's test), Spatial Autocorrelation (Moran's I and Geary's c), general clustering (Whittermore's statistic and Tango's statistic), scan methods (Openshaw's GAM, Besag & Newell's methods and Kulldorff & Nagarwalla's statistic) and a focused test (Stone's Test). Bootstrap is used to estimate significance and a number of models are proposed to simulate data: permutations and Poisson, Multinomial or Neg. Binomial distributions. I hope the package will be useful to epidemiologists and statisticians inv...