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Author: Robert P.W. Duin, Department of Applied Physics, Delft University of Technology Source: [UCI](https://archive.ics.uci.edu/ml/datasets/Multiple+Features) - 1998 Please cite: [UCI](https://archive.ics.uci.edu/ml/citation_policy.html) Multiple Features Dataset: Pixel One of a set of 6 datasets describing features of handwritten numerals (0 - 9) extracted from a collection of Dutch utility maps. The maps were scanned in 8 bit grey value at density of 400dpi, scanned, sharpened, and thresholded. Corresponding patterns in different datasets correspond to the same original character. 200 instances per class (for a total of 2,000 instances) have been digitized in binary images. Using this dataset, sampled versions of the original images may be obtained (15 x 16 pixels). ### Attribute Information The mfeatures represent 240 (15 x 16) pixel averages in 2 x 3 windows. ### Relevant Papers A slightly different version of the database is used in M. van Breukelen, R.P.W. Duin, D.M.J. Tax, and J.E. den Hartog, Handwritten digit recognition by combined classifiers, Kybernetika, vol. 34, no. 4, 1998, 381-386. The database as is is used in: A.K. Jain, R.P.W. Duin, J. Mao, Statistical Pattern Recognition: A Review, IEEE Transactions on Pattern Analysis and Machine Intelligence archive, Volume 22 Issue 1, January 2000

241 features

class (target)nominal10 unique values
0 missing
att1nominal6 unique values
0 missing
att2nominal7 unique values
0 missing
att3nominal7 unique values
0 missing
att4nominal7 unique values
0 missing
att5nominal7 unique values
0 missing
att6nominal7 unique values
0 missing
att7nominal7 unique values
0 missing
att8nominal7 unique values
0 missing
att9nominal7 unique values
0 missing
att10nominal7 unique values
0 missing
att11nominal7 unique values
0 missing
att12nominal7 unique values
0 missing
att13nominal7 unique values
0 missing
att14nominal7 unique values
0 missing
att15nominal6 unique values
0 missing
att16nominal7 unique values
0 missing
att17nominal7 unique values
0 missing
att18nominal7 unique values
0 missing
att19nominal7 unique values
0 missing
att20nominal7 unique values
0 missing
att21nominal7 unique values
0 missing
att22nominal7 unique values
0 missing
att23nominal7 unique values
0 missing
att24nominal7 unique values
0 missing
att25nominal7 unique values
0 missing
att26nominal7 unique values
0 missing
att27nominal7 unique values
0 missing
att28nominal7 unique values
0 missing
att29nominal7 unique values
0 missing
att30nominal7 unique values
0 missing
att31nominal7 unique values
0 missing
att32nominal7 unique values
0 missing
att33nominal7 unique values
0 missing
att34nominal7 unique values
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att35nominal7 unique values
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att36nominal7 unique values
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att37nominal7 unique values
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att38nominal7 unique values
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att39nominal7 unique values
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att40nominal7 unique values
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att41nominal7 unique values
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att42nominal7 unique values
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att43nominal7 unique values
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att44nominal7 unique values
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att45nominal7 unique values
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att46nominal7 unique values
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att47nominal7 unique values
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att48nominal7 unique values
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att49nominal7 unique values
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att50nominal7 unique values
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att51nominal7 unique values
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att52nominal7 unique values
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att53nominal7 unique values
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att54nominal7 unique values
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att55nominal7 unique values
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att56nominal7 unique values
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att57nominal7 unique values
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att58nominal7 unique values
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att59nominal7 unique values
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att60nominal7 unique values
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att61nominal7 unique values
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att62nominal7 unique values
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att63nominal7 unique values
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att64nominal7 unique values
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att65nominal7 unique values
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att66nominal7 unique values
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att67nominal7 unique values
0 missing
att68nominal7 unique values
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att69nominal7 unique values
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att70nominal7 unique values
0 missing
att71nominal7 unique values
0 missing
att72nominal7 unique values
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att73nominal7 unique values
0 missing
att74nominal7 unique values
0 missing
att75nominal7 unique values
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att76nominal7 unique values
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att77nominal7 unique values
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att78nominal7 unique values
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att79nominal7 unique values
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att80nominal7 unique values
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att81nominal7 unique values
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att82nominal7 unique values
0 missing
att83nominal7 unique values
0 missing
att84nominal7 unique values
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att85nominal7 unique values
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att86nominal7 unique values
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att87nominal7 unique values
0 missing
att88nominal7 unique values
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att89nominal7 unique values
0 missing
att90nominal7 unique values
0 missing
att91nominal7 unique values
0 missing
att92nominal7 unique values
0 missing
att93nominal7 unique values
0 missing
att94nominal7 unique values
0 missing
att95nominal7 unique values
0 missing
att96nominal7 unique values
0 missing
att97nominal7 unique values
0 missing
att98nominal7 unique values
0 missing
att99nominal7 unique values
0 missing
att100nominal7 unique values
0 missing
att101nominal7 unique values
0 missing
att102nominal7 unique values
0 missing
att103nominal7 unique values
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att104nominal7 unique values
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att105nominal7 unique values
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att106nominal7 unique values
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att107nominal7 unique values
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att108nominal7 unique values
0 missing
att109nominal7 unique values
0 missing
att110nominal7 unique values
0 missing
att111nominal7 unique values
0 missing
att112nominal7 unique values
0 missing
att113nominal7 unique values
0 missing
att114nominal7 unique values
0 missing
att115nominal7 unique values
0 missing
att116nominal7 unique values
0 missing
att117nominal7 unique values
0 missing
att118nominal7 unique values
0 missing
att119nominal7 unique values
0 missing
att120nominal7 unique values
0 missing
att121nominal7 unique values
0 missing
att122nominal7 unique values
0 missing
att123nominal7 unique values
0 missing
att124nominal7 unique values
0 missing
att125nominal7 unique values
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att126nominal7 unique values
0 missing
att127nominal7 unique values
0 missing
att128nominal7 unique values
0 missing
att129nominal7 unique values
0 missing
att130nominal7 unique values
0 missing
att131nominal7 unique values
0 missing
att132nominal7 unique values
0 missing
att133nominal7 unique values
0 missing
att134nominal7 unique values
0 missing
att135nominal7 unique values
0 missing
att136nominal7 unique values
0 missing
att137nominal7 unique values
0 missing
att138nominal7 unique values
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att139nominal7 unique values
0 missing
att140nominal7 unique values
0 missing
att141nominal7 unique values
0 missing
att142nominal7 unique values
0 missing
att143nominal7 unique values
0 missing
att144nominal7 unique values
0 missing
att145nominal7 unique values
0 missing
att146nominal7 unique values
0 missing
att147nominal7 unique values
0 missing
att148nominal7 unique values
0 missing
att149nominal7 unique values
0 missing
att150nominal7 unique values
0 missing
att151nominal7 unique values
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att152nominal7 unique values
0 missing
att153nominal7 unique values
0 missing
att154nominal7 unique values
0 missing
att155nominal7 unique values
0 missing
att156nominal7 unique values
0 missing
att157nominal7 unique values
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att158nominal7 unique values
0 missing
att159nominal7 unique values
0 missing
att160nominal7 unique values
0 missing
att161nominal7 unique values
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att162nominal7 unique values
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att163nominal7 unique values
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att164nominal7 unique values
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att165nominal7 unique values
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att166nominal7 unique values
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att167nominal7 unique values
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att168nominal7 unique values
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att169nominal7 unique values
0 missing
att170nominal7 unique values
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att171nominal7 unique values
0 missing
att172nominal7 unique values
0 missing
att173nominal7 unique values
0 missing
att174nominal7 unique values
0 missing
att175nominal7 unique values
0 missing
att176nominal7 unique values
0 missing
att177nominal7 unique values
0 missing
att178nominal7 unique values
0 missing
att179nominal7 unique values
0 missing
att180nominal7 unique values
0 missing
att181nominal7 unique values
0 missing
att182nominal7 unique values
0 missing
att183nominal7 unique values
0 missing
att184nominal7 unique values
0 missing
att185nominal7 unique values
0 missing
att186nominal7 unique values
0 missing
att187nominal7 unique values
0 missing
att188nominal7 unique values
0 missing
att189nominal7 unique values
0 missing
att190nominal7 unique values
0 missing
att191nominal7 unique values
0 missing
att192nominal7 unique values
0 missing
att193nominal7 unique values
0 missing
att194nominal7 unique values
0 missing
att195nominal7 unique values
0 missing
att196nominal7 unique values
0 missing
att197nominal7 unique values
0 missing
att198nominal7 unique values
0 missing
att199nominal7 unique values
0 missing
att200nominal7 unique values
0 missing
att201nominal7 unique values
0 missing
att202nominal7 unique values
0 missing
att203nominal7 unique values
0 missing
att204nominal7 unique values
0 missing
att205nominal7 unique values
0 missing
att206nominal7 unique values
0 missing
att207nominal7 unique values
0 missing
att208nominal7 unique values
0 missing
att209nominal7 unique values
0 missing
att210nominal7 unique values
0 missing
att211nominal7 unique values
0 missing
att212nominal7 unique values
0 missing
att213nominal7 unique values
0 missing
att214nominal7 unique values
0 missing
att215nominal7 unique values
0 missing
att216nominal7 unique values
0 missing
att217nominal7 unique values
0 missing
att218nominal7 unique values
0 missing
att219nominal7 unique values
0 missing
att220nominal7 unique values
0 missing
att221nominal7 unique values
0 missing
att222nominal7 unique values
0 missing
att223nominal7 unique values
0 missing
att224nominal7 unique values
0 missing
att225nominal7 unique values
0 missing
att226nominal5 unique values
0 missing
att227nominal5 unique values
0 missing
att228nominal5 unique values
0 missing
att229nominal5 unique values
0 missing
att230nominal5 unique values
0 missing
att231nominal5 unique values
0 missing
att232nominal5 unique values
0 missing
att233nominal5 unique values
0 missing
att234nominal5 unique values
0 missing
att235nominal5 unique values
0 missing
att236nominal5 unique values
0 missing
att237nominal5 unique values
0 missing
att238nominal5 unique values
0 missing
att239nominal5 unique values
0 missing
att240nominal5 unique values
0 missing

107 properties

2000
Number of instances (rows) of the dataset.
241
Number of attributes (columns) of the dataset.
10
Number of distinct values of the target attribute (if it is nominal).
0
Number of missing values in the dataset.
0
Number of instances with at least one value missing.
0
Number of numeric attributes.
241
Number of nominal attributes.
1.79
Second quartile (Median) of entropy among attributes.
0.29
Error rate achieved by the landmarker weka.classifiers.trees.REPTree -L 2
0.74
Kappa coefficient achieved by the landmarker weka.classifiers.lazy.IBk -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.05
Error rate achieved by the landmarker weka.classifiers.lazy.IBk
10
Percentage of instances belonging to the most frequent class.
Mean standard deviation of attributes of the numeric type.
Second quartile (Median) of kurtosis among attributes of the numeric type.
0.67
Kappa coefficient achieved by the landmarker weka.classifiers.trees.REPTree -L 2
3.32
Entropy of the target attribute values.
0.95
Kappa coefficient achieved by the landmarker weka.classifiers.lazy.IBk
200
Number of instances belonging to the most frequent class.
0.53
Minimal entropy among attributes.
Second quartile (Median) of means among attributes of the numeric type.
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.REPTree -L 3
0.72
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.DecisionStump
2.49
Maximum entropy among attributes.
Minimum kurtosis among attributes of the numeric type.
0.35
Second quartile (Median) of mutual information between the nominal attributes and the target attribute.
0.29
Error rate achieved by the landmarker weka.classifiers.trees.REPTree -L 3
0.81
Error rate achieved by the landmarker weka.classifiers.trees.DecisionStump
Maximum kurtosis among attributes of the numeric type.
Minimum of means among attributes of the numeric type.
Second quartile (Median) of skewness among attributes of the numeric type.
0.67
Kappa coefficient achieved by the landmarker weka.classifiers.trees.REPTree -L 3
0.1
Kappa coefficient achieved by the landmarker weka.classifiers.trees.DecisionStump
Maximum of means among attributes of the numeric type.
0.04
Minimal mutual information between the nominal attributes and the target attribute.
0
Percentage of binary attributes.
Second quartile (Median) of standard deviation of attributes of the numeric type.
0.8
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.RandomTree -depth 1
0.12
Number of attributes divided by the number of instances.
0.7
Maximum mutual information between the nominal attributes and the target attribute.
5
The minimal number of distinct values among attributes of the nominal type.
0
Percentage of instances having missing values.
1.96
Third quartile of entropy among attributes.
0.41
Error rate achieved by the landmarker weka.classifiers.trees.RandomTree -depth 1
9.55
Number of attributes needed to optimally describe the class (under the assumption of independence among attributes). Equals ClassEntropy divided by MeanMutualInformation.
10
The maximum number of distinct values among attributes of the nominal type.
Minimum skewness among attributes of the numeric type.
0
Percentage of missing values.
Third quartile of kurtosis among attributes of the numeric type.
1
Average class difference between consecutive instances.
0.55
Kappa coefficient achieved by the landmarker weka.classifiers.trees.RandomTree -depth 1
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.J48 -C .00001
Maximum skewness among attributes of the numeric type.
Minimum standard deviation of attributes of the numeric type.
0
Percentage of numeric attributes.
Third quartile of means among attributes of the numeric type.
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.DecisionStump -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.8
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.RandomTree -depth 2
0.25
Error rate achieved by the landmarker weka.classifiers.trees.J48 -C .00001
Maximum standard deviation of attributes of the numeric type.
10
Percentage of instances belonging to the least frequent class.
100
Percentage of nominal attributes.
0.42
Third quartile of mutual information between the nominal attributes and the target attribute.
0.24
Error rate achieved by the landmarker weka.classifiers.trees.DecisionStump -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.41
Error rate achieved by the landmarker weka.classifiers.trees.RandomTree -depth 2
0.73
Kappa coefficient achieved by the landmarker weka.classifiers.trees.J48 -C .00001
1.78
Average entropy of the attributes.
200
Number of instances belonging to the least frequent class.
1.63
First quartile of entropy among attributes.
Third quartile of skewness among attributes of the numeric type.
0.74
Kappa coefficient achieved by the landmarker weka.classifiers.trees.DecisionStump -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.55
Kappa coefficient achieved by the landmarker weka.classifiers.trees.RandomTree -depth 2
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.J48 -C .0001
Mean kurtosis among attributes of the numeric type.
0.99
Area Under the ROC Curve achieved by the landmarker weka.classifiers.bayes.NaiveBayes
First quartile of kurtosis among attributes of the numeric type.
Third quartile of standard deviation of attributes of the numeric type.
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.bayes.NaiveBayes -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.8
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.RandomTree -depth 3
0.25
Error rate achieved by the landmarker weka.classifiers.trees.J48 -C .0001
Mean of means among attributes of the numeric type.
0.07
Error rate achieved by the landmarker weka.classifiers.bayes.NaiveBayes
First quartile of means among attributes of the numeric type.
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.REPTree -L 1
0.24
Error rate achieved by the landmarker weka.classifiers.bayes.NaiveBayes -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.41
Error rate achieved by the landmarker weka.classifiers.trees.RandomTree -depth 3
0.73
Kappa coefficient achieved by the landmarker weka.classifiers.trees.J48 -C .0001
0.35
Average mutual information between the nominal attributes and the target attribute.
0.92
Kappa coefficient achieved by the landmarker weka.classifiers.bayes.NaiveBayes
0.27
First quartile of mutual information between the nominal attributes and the target attribute.
0.29
Error rate achieved by the landmarker weka.classifiers.trees.REPTree -L 1
0.74
Kappa coefficient achieved by the landmarker weka.classifiers.bayes.NaiveBayes -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.55
Kappa coefficient achieved by the landmarker weka.classifiers.trees.RandomTree -depth 3
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.J48 -C .001
4.13
An estimate of the amount of irrelevant information in the attributes regarding the class. Equals (MeanAttributeEntropy - MeanMutualInformation) divided by MeanMutualInformation.
0
Number of binary attributes.
First quartile of skewness among attributes of the numeric type.
0.67
Kappa coefficient achieved by the landmarker weka.classifiers.trees.REPTree -L 1
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.lazy.IBk -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.53
Standard deviation of the number of distinct values among attributes of the nominal type.
0.25
Error rate achieved by the landmarker weka.classifiers.trees.J48 -C .001
6.88
Average number of distinct values among the attributes of the nominal type.
First quartile of standard deviation of attributes of the numeric type.
0.89
Area Under the ROC Curve achieved by the landmarker weka.classifiers.trees.REPTree -L 2
0.24
Error rate achieved by the landmarker weka.classifiers.lazy.IBk -E "weka.attributeSelection.CfsSubsetEval -P 1 -E 1" -S "weka.attributeSelection.BestFirst -D 1 -N 5" -W
0.98
Area Under the ROC Curve achieved by the landmarker weka.classifiers.lazy.IBk
0.73
Kappa coefficient achieved by the landmarker weka.classifiers.trees.J48 -C .001
Mean skewness among attributes of the numeric type.

71 tasks

12158 runs - estimation_procedure: 10-fold Crossvalidation - target_feature: class
305 runs - estimation_procedure: 33% Holdout set - evaluation_measure: predictive_accuracy - target_feature: class
282 runs - estimation_procedure: 5 times 2-fold Crossvalidation - evaluation_measure: predictive_accuracy - target_feature: class
181 runs - estimation_procedure: 10 times 10-fold Crossvalidation - evaluation_measure: predictive_accuracy - target_feature: class
31 runs - estimation_procedure: 10-fold Crossvalidation - evaluation_measure: precision - target_feature: class
1 runs - estimation_procedure: 5 times 2-fold Crossvalidation - target_feature: class
0 runs - estimation_procedure: Leave one out - evaluation_measure: predictive_accuracy - target_feature: class
0 runs - estimation_procedure: 10 times 10-fold Crossvalidation - target_feature: class
323 runs - estimation_procedure: 10-fold Learning Curve - evaluation_measure: predictive_accuracy - target_feature: class
191 runs - estimation_procedure: 10 times 10-fold Learning Curve - evaluation_measure: predictive_accuracy - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
0 runs - estimation_procedure: 10-fold Learning Curve - target_feature: class
25 runs - estimation_procedure: Interleaved Test then Train - target_feature: class
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
0 runs - target_feature: class
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
0 runs - estimation_procedure: 50 times Clustering
1308 runs - target_feature: class
1308 runs - target_feature: class
1305 runs - target_feature: class
1304 runs - target_feature: class
1303 runs - target_feature: class
1303 runs - target_feature: class
1303 runs - target_feature: class
1303 runs - target_feature: class
1303 runs - target_feature: class
1301 runs - target_feature: class
0 runs - target_feature: class
0 runs - target_feature: class
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0 runs - target_feature: class
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0 runs - target_feature: class
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