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java.lang.Objectstatistics.DataSet
public class DataSet
Field Summary | |
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java.util.ArrayList<Sample> |
samples
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java.util.HashMap<java.lang.Integer,java.util.ArrayList<Sample>> |
samplesByClass
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Constructor Summary | |
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DataSet(java.lang.String name)
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Method Summary | |
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void |
addRandomSamples(DensityDiagonal d,
int c,
int n)
Randomly add Gaussian distributed samples to the data set according to the mean and covariance given by the density |
void |
addSample(Sample s)
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void |
fromAsciiFile(java.lang.String fileName,
int labelPos)
Load a data set from an ASCII file. |
java.lang.String |
getDataSetName()
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int |
getMaximumId()
Determine the highest registered class ID |
int |
getNumberOfClasses()
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int |
getNumberOfSamples()
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java.lang.String |
idToName(int id)
Resolve a class ID to its original class string |
int |
nameToId(java.lang.String id)
Resolve a class string to its internal class ID. |
void |
setDataSetName(java.lang.String name)
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java.lang.String |
toString()
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Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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public java.util.ArrayList<Sample> samples
public java.util.HashMap<java.lang.Integer,java.util.ArrayList<Sample>> samplesByClass
Constructor Detail |
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public DataSet(java.lang.String name)
Method Detail |
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public void addRandomSamples(DensityDiagonal d, int c, int n)
d
- Location to generate samplesc
- class ID for the generated samplesn
- number of samples to generatepublic void addSample(Sample s)
public void fromAsciiFile(java.lang.String fileName, int labelPos) throws DataSetException
fileName
- path to data file, use "-" to read from STDINlabelPos
- column of the label string, starting with 1
DataSetException
public java.lang.String getDataSetName()
public int getMaximumId()
public int getNumberOfClasses()
public int getNumberOfSamples()
public java.lang.String idToName(int id) throws DataSetException
id
-
DataSetException
public int nameToId(java.lang.String id)
id
-
public void setDataSetName(java.lang.String name)
public java.lang.String toString()
toString
in class java.lang.Object
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