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Last change
on this file since 80 was
80,
checked in by dtax, 11 years ago
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Creator files for prtools datasets.
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File size:
943 bytes
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| 1 | %IRIS 150 objects with 4 features in 3 classes |
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| 2 | % |
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| 3 | % A = IRIS |
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| 4 | % |
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| 5 | % Iris plants dataset by R.A.Fisher, 150 objects, 4 features, 3 |
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| 6 | % classes. |
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| 7 | function x = iris; |
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| 8 | |
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| 9 | prdatasets(mfilename,1,'http://prtools.org/prdatasets/iris.dat'); |
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| 10 | user.desc = 'Iris Plant database from UCI. A classic dataset in the pattern recognition literature. The original dataset is a multiclass classification problem, introduced by R.A. Fisher, The use of multiple measurements in taxonomic problems. Ann Eugenics, 7:179--188, 1936.'; |
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| 11 | user.link = 'ftp://ftp.ics.uci.edu/pub/machine-learning-databases/iris/'; |
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| 12 | cl = {'Iris-setosa' 'Iris-versicolor' 'Iris-virginica'}; |
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| 13 | fl = {'sepal length' 'sepal width' 'petal length' 'petal width'}; |
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| 14 | |
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| 15 | % the fuzzy toolbox has a iris.dat file too, avoid it |
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| 16 | pp = fileparts(which(mfilename)); |
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| 17 | a = load(fullfile(pp,'iris.dat')); |
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| 18 | x = prdataset(a(:,1:(end-1)), cl(a(:,end))); |
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| 19 | x = setfeatlab(x,fl); |
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| 20 | x = setuser(x,user); |
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| 21 | x = setname(x,'Iris'); |
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| 22 | |
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| 23 | return |
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