Data
Ceres-discovery-data

Ceres-discovery-data

active ARFF Publicly available Visibility: public Uploaded 24-04-2017 by Neil Lawrence
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Twenty two observations of the Dwarf planet Ceres as observed by Giueseppe Piazzi and published in the September edition of Monatlicher Correspondenz in 1801. These were the measurements used by Gauss to fit a model of the planets orbit through which the planet was recovered three months later.

9 features

Tagdate22 unique values
0 missing
Mittlere Sonnenzeitnumeric21 unique values
1 missing
Gerade Aufstig in Zeitnumeric21 unique values
1 missing
Gerade Aufstiegung in Gradennumeric21 unique values
1 missing
Nordlich Abweichnumeric20 unique values
2 missing
Geocentrische Laengernumeric19 unique values
3 missing
Geocentrische Breitenumeric19 unique values
3 missing
Ort der Sonne + 20" Aberrationnumeric19 unique values
3 missing
Logar. d. Distanznumeric19 unique values
3 missing

62 properties

22
Number of instances (rows) of the dataset.
9
Number of attributes (columns) of the dataset.
Number of distinct values of the target attribute (if it is nominal).
17
Number of missing values in the dataset.
3
Number of instances with at least one value missing.
9
Number of numeric attributes.
0
Number of nominal attributes.
1069759239.81
Maximum standard deviation of attributes of the numeric type.
Percentage of instances belonging to the least frequent class.
-1.11
First quartile of kurtosis among attributes of the numeric type.
0.91
Third quartile of standard deviation of attributes of the numeric type.
Average entropy of the attributes.
Number of instances belonging to the least frequent class.
1.84
First quartile of means among attributes of the numeric type.
Standard deviation of the number of distinct values among attributes of the nominal type.
-0.46
Mean kurtosis among attributes of the numeric type.
0
Number of binary attributes.
First quartile of mutual information between the nominal attributes and the target attribute.
-592383672715.73
Mean of means among attributes of the numeric type.
0.05
First quartile of skewness among attributes of the numeric type.
Average class difference between consecutive instances.
Average mutual information between the nominal attributes and the target attribute.
0.05
First quartile of standard deviation of attributes of the numeric type.
Entropy of the target attribute values.
An estimate of the amount of irrelevant information in the attributes regarding the class. Equals (MeanAttributeEntropy - MeanMutualInformation) divided by MeanMutualInformation.
Second quartile (Median) of entropy among attributes.
0.41
Number of attributes divided by the number of instances.
Average number of distinct values among the attributes of the nominal type.
-1.03
Second quartile (Median) of kurtosis among attributes of the numeric type.
Number of attributes needed to optimally describe the class (under the assumption of independence among attributes). Equals ClassEntropy divided by MeanMutualInformation.
0.52
Mean skewness among attributes of the numeric type.
7.46
Second quartile (Median) of means among attributes of the numeric type.
Percentage of instances belonging to the most frequent class.
118862138.2
Mean standard deviation of attributes of the numeric type.
Second quartile (Median) of mutual information between the nominal attributes and the target attribute.
Number of instances belonging to the most frequent class.
Minimal entropy among attributes.
0.31
Second quartile (Median) of skewness among attributes of the numeric type.
Maximum entropy among attributes.
-1.18
Minimum kurtosis among attributes of the numeric type.
0
Percentage of binary attributes.
0.78
Second quartile (Median) of standard deviation of attributes of the numeric type.
1
Maximum kurtosis among attributes of the numeric type.
-5331453054545.5
Minimum of means among attributes of the numeric type.
13.64
Percentage of instances having missing values.
Third quartile of entropy among attributes.
52.12
Maximum of means among attributes of the numeric type.
Minimal mutual information between the nominal attributes and the target attribute.
8.59
Percentage of missing values.
0.55
Third quartile of kurtosis among attributes of the numeric type.
Maximum mutual information between the nominal attributes and the target attribute.
The minimal number of distinct values among attributes of the nominal type.
100
Percentage of numeric attributes.
13.57
Third quartile of means among attributes of the numeric type.
The maximum number of distinct values among attributes of the nominal type.
-0.14
Minimum skewness among attributes of the numeric type.
0
Percentage of nominal attributes.
Third quartile of mutual information between the nominal attributes and the target attribute.
1.32
Maximum skewness among attributes of the numeric type.
0
Minimum standard deviation of attributes of the numeric type.
First quartile of entropy among attributes.
1.17
Third quartile of skewness among attributes of the numeric type.

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