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Chemical Diabetes (C vs N) data
The data set (and description) can be downloaded here:
http://cran.r-project.org/web/packages/locfit/
Description:
Chemical Diabetes Dataset
Description:
Numeric variables are rw, fpg, ga, ina and sspg. Classifier cc is the
Diabetic type.
Usage:
data(chemdiab)
Format:
Data frame with five numeric measurements and categroical response.
Source:
Reaven and Miller (1979).
References:
Reaven, G. M. and Miller, R. G. (1979). An attempt to define the nature of
chemical diabetes using a multidimensional analysis. Diabetologia 16, 17-24.
Descriptive statistics:
Dataset= chemdiab_1vs2 : n= 112 , d= 5
Class1: n= 36
Covariance matrix:
[,1] [,2] [,3] [,4] [,5]
[1,] 0.0102 -0.0673 -1.5228 1.0666 2.8913
[2,] -0.0673 90.0468 319.5603 154.1143 -23.4484
[3,] -1.5228 319.5603 3070.4540 1082.5143 -141.8302
[4,] 1.0666 154.1143 1082.5143 24910.8571 3262.2286
[5,] 2.8913 -23.4484 -141.8302 3262.2286 3595.1135
Correlation matrix:
[,1] [,2] [,3] [,4] [,5]
[1,] 1.0000 -0.0702 -0.2720 0.0669 0.4773
[2,] -0.0702 1.0000 0.6077 0.1029 -0.0412
[3,] -0.2720 0.6077 1.0000 0.1238 -0.0427
[4,] 0.0669 0.1029 0.1238 1.0000 0.3447
[5,] 0.4773 -0.0412 -0.0427 0.3447 1.0000
Median: 1.0644 99.1745 483.8592 272.0724 218.0061
Mean: 1.0558 99.3056 493.9444 288 208.9722
MCD-estimated:
MDC-0.975-Mean: 1.05 99.2609 471.6522 277.2174 213.2174
MDC-0.750-Mean: 1.05 99.2609 471.6522 277.2174 213.2174
MDC-0.500-Mean: 1.0404 99.7391 474.3043 285.4348 214.8696
Class2: n= 76
Covariance matrix:
[,1] [,2] [,3] [,4] [,5]
[1,] 0.0165 0.3150 0.9785 0.5182 3.2957
[2,] 0.3150 67.6989 86.2716 19.0796 46.8133
[3,] 0.9785 86.2716 1359.4393 574.6572 446.0267
[4,] 0.5182 19.0796 574.6572 4740.8454 1955.9200
[5,] 3.2957 46.8133 446.0267 1955.9200 3310.0267
Correlation matrix:
[,1] [,2] [,3] [,4] [,5]
[1,] 1.0000 0.2979 0.2064 0.0585 0.4456
[2,] 0.2979 1.0000 0.2844 0.0337 0.0989
[3,] 0.2064 0.2844 1.0000 0.2264 0.2103
[4,] 0.0585 0.0337 0.2264 1.0000 0.4938
[5,] 0.4456 0.0989 0.2103 0.4938 1.0000
Median: 0.9429 91.4532 348.2076 164.5472 105.3576
Mean: 0.9372 91.1842 349.9737 172.6447 114
MCD-estimated:
MDC-0.975-Mean: 0.9303 91.5224 347.8955 163.4776 98.5373
MDC-0.750-Mean: 0.9187 91.3 348.5167 162.25 94.1833
MDC-0.500-Mean: 0.9187 91.3 348.5167 162.25 94.1833
Measures:
Mah.Dist: 3.6143
Mah.Dist-MCD-0.975: 3.5032
Mah.Dist-MCD-0.750: 3.4364
Mah.Dist-MCD-0.500: 3.4259
Zuletzt geändert am 17.02.2013
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