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java.lang.Object edu.cmu.minorthird.classify.sequential.SequenceDataset
public class SequenceDataset
A dataset of sequences of examples.
Nested Class Summary |
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Nested classes/interfaces inherited from interface edu.cmu.minorthird.classify.Dataset |
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Dataset.Split |
Field Summary | |
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protected java.util.Set<java.lang.String> |
classNameSet
|
protected FeatureFactory |
factory
|
protected java.util.List<Example[]> |
sequenceList
|
protected int |
totalSize
|
Fields inherited from interface edu.cmu.minorthird.classify.sequential.SequenceConstants |
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HISTORY_FEATURE, NULL_CLASS_NAME |
Constructor Summary | |
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SequenceDataset()
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Method Summary | |
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void |
add(Example example)
Add a new example to the dataset. |
void |
add(Example example,
boolean compress)
Add a new example to the dataset. |
void |
addSequence(Example[] sequence)
Add a new sequence of examples to the dataset. |
void |
addSequence(Example[] sequence,
boolean compress)
Add a new sequence of examples to the dataset This method allows the caller to specify if they want the examples to be compressed or not. |
java.lang.String |
getExtensionFor(java.lang.String s)
Recomended extension for the format with the given name. |
FeatureFactory |
getFeatureFactory()
Get the FeatureFactory associated with the dataset |
java.lang.String[] |
getFormatNames()
List of formats in which the object can be saved. |
int |
getHistorySize()
Return the current history length. |
int |
getNumPosExamples()
|
ExampleSchema |
getSchema()
Get the schema associated with the dataset |
protected Dataset |
invertIteration(java.util.Iterator<Example[]> i)
|
java.util.Iterator<Example> |
iterator()
Iterate over all examples, extended so as to contain history information. |
static void |
main(java.lang.String[] args)
|
int |
numberOfSequences()
Return the number of sequences. |
java.lang.Object |
restore(java.io.File file)
Restore the object from a file. |
void |
saveAs(java.io.File file,
java.lang.String format)
Save this object to the given file, in the given format. |
java.util.Iterator<Example[]> |
sequenceIterator()
Return an iterator over all sequences. |
void |
setHistorySize(int k)
Set the current history length. |
Dataset |
shallowCopy()
Make a shallow copy of the dataset. |
void |
shuffle()
Randomly re-order the examples. |
void |
shuffle(java.util.Random r)
Randomly re-order the examples. |
int |
size()
Return the number of examples. |
Dataset.Split |
split(Splitter<Example> splitter)
Partition the dataset as required by the splitter. |
Dataset.Split |
splitSequence(Splitter<Example[]> splitter)
|
Viewer |
toGUI()
A GUI view of the dataset. |
java.lang.String |
toString()
|
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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protected java.util.List<Example[]> sequenceList
protected int totalSize
protected java.util.Set<java.lang.String> classNameSet
protected FeatureFactory factory
Constructor Detail |
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public SequenceDataset()
Method Detail |
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public FeatureFactory getFeatureFactory()
Dataset
getFeatureFactory
in interface Dataset
public void setHistorySize(int k)
public int getHistorySize()
public ExampleSchema getSchema()
Dataset
getSchema
in interface Dataset
public void add(Example example)
add(Example, boolean)
.
add
in interface Dataset
example
- The example to add to the dataset.public void add(Example example, boolean compress)
add
in interface Dataset
example
- The example to add to the dataset.compress
- Boolean specifying whether or not to compress the example.public void addSequence(Example[] sequence)
addSequence(Example[], boolean)
.
public void addSequence(Example[] sequence, boolean compress)
sequence
- The sequence of examples to add to the datasetcompress
- Boolean specifying whether or not to compress the examples.public java.util.Iterator<Example> iterator()
iterator
in interface Dataset
public int size()
size
in interface Dataset
public int numberOfSequences()
public java.util.Iterator<Example[]> sequenceIterator()
public void shuffle(java.util.Random r)
shuffle
in interface Dataset
public void shuffle()
shuffle
in interface Dataset
public Dataset shallowCopy()
shallowCopy
in interface Dataset
public Dataset.Split split(Splitter<Example> splitter)
Dataset
split
in interface Dataset
public Dataset.Split splitSequence(Splitter<Example[]> splitter)
protected Dataset invertIteration(java.util.Iterator<Example[]> i)
public java.lang.String toString()
toString
in class java.lang.Object
public java.lang.String[] getFormatNames()
Saveable
getFormatNames
in interface Saveable
public java.lang.String getExtensionFor(java.lang.String s)
Saveable
getExtensionFor
in interface Saveable
public void saveAs(java.io.File file, java.lang.String format) throws java.io.IOException
Saveable
saveAs
in interface Saveable
java.io.IOException
public java.lang.Object restore(java.io.File file) throws java.io.IOException
Saveable
restore
in interface Saveable
java.io.IOException
public Viewer toGUI()
toGUI
in interface Visible
public static void main(java.lang.String[] args) throws java.io.IOException
java.io.IOException
public int getNumPosExamples()
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