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Chemical Diabetes (C vs O) 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_1vs3 : n= 69 , 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: 1.05 99.2609 471.6522 277.2174 213.2174
Class2: n= 33
Covariance matrix:
[,1] [,2] [,3] [,4] [,5]
[1,] 0.0145 -2.5746 -13.6678 3.5144 3.0211
[2,] -2.5746 5861.9167 22623.1042 -4479.6250 3948.3021
[3,] -13.6678 22623.1042 95725.4394 -19843.1875 15333.8134
[4,] 3.5144 -4479.6250 -19843.1875 8728.2500 -1653.8438
[5,] 3.0211 3948.3021 15333.8134 -1653.8438 7800.7973
Correlation matrix:
[,1] [,2] [,3] [,4] [,5]
[1,] 1.0000 -0.2796 -0.3673 0.3127 0.2844
[2,] -0.2796 1.0000 0.9550 -0.6263 0.5839
[3,] -0.3673 0.9550 1.0000 -0.6865 0.5611
[4,] 0.3127 -0.6263 -0.6865 1.0000 -0.2004
[5,] 0.2844 0.5839 0.5611 -0.2004 1.0000
Median: 1.0098 202.1623 990.7503 104.0833 326.8165
Mean: 0.9839 217.6667 1043.758 106 318.8788
MCD-estimated:
MDC-0.975-Mean: 0.9724 226.72 1108.04 86.2 330.64
MDC-0.750-Mean: 0.9724 226.72 1108.04 86.2 330.64
MDC-0.500-Mean: 0.9795 228.0455 1109.591 71.9545 316.3182
Measures:
Mah.Dist: 2.7431
Mah.Dist-MCD-0.975: 3.3224
Mah.Dist-MCD-0.750: 3.2563
Mah.Dist-MCD-0.500: 3.3041
Zuletzt geändert am 17.02.2013
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