public char[] charactersFollowing(char[] cs, int start, int end) {
Strings.checkArgsStartEnd(cs, start, end);
return com.aliasi.util.Arrays.copy(mRootNode.outcomes(cs, start, end));
}
public char[] observedCharacters() {
return com.aliasi.util.Arrays.copy(mRootNode.outcomes(new char[] {}, 0, 0));
}
/**
* Increments by the specified count all substrings of the specified character sequence up to the
* maximum length specified in the constructor.
*
* @param cSeq Character sequence.
* @param count Amount to increment.
*/
public void incrementSubstrings(CharSequence cSeq, int count) {
incrementSubstrings(com.aliasi.util.Arrays.toArray(cSeq), 0, cSeq.length(), count);
}
/**
* Returns the sum of the counts of all character sequences one character longer than the
* specified character sequence.
*
* @param cSeq Character sequence.
* @return The sum of the counts of all character sequences one character longer than the
* specified character sequence.
*/
public long extensionCount(CharSequence cSeq) {
return mRootNode.contextCount(com.aliasi.util.Arrays.toArray(cSeq), 0, cSeq.length());
}
/**
* Returns the count in the training corpus for the specified sequence of characters. The count
* returned may have been reduced from the raw counts in training cases by pruning.
*
* @param cSeq Character sequence.
* @return Count of character sequence in model.
*/
public long count(CharSequence cSeq) {
return count(com.aliasi.util.Arrays.toArray(cSeq), 0, cSeq.length());
}
public void permuteInstances(Random random) {
for (String[] xs : mTrainingCatToTexts.values()) Arrays.permute(xs, random);
}