/**
* Add an alignment link from T to H, based on the rule t->h in which t is a phrase in T from
* index textStart to textEnd of the tokens, and h is a phrase in H from index hypoStart to
* hypoEnd of the tokens,
*
* @param textToken Token in TextView to annotate
* @param hypoToken Token in HypoView to annotate
* @param confidence The confidence of the rule
* @param linkDirection The direction of the link (t to h, h to t or bidirectional).
* @param linkInfo The relation of the rule (Wordnet synonym, Wikipedia redirect etc).
* @param linkGroupLabel
* @throws CASException
*/
private void addAlignmentAnnotations(
Token textToken,
Token hypoToken,
double confidence,
Direction linkDirection,
String linkInfo,
StringList linkGroupLabel)
throws CASException {
// Prepare the Target instances
Target textTarget = new Target(textView);
Target hypoTarget = new Target(hypoView);
// Prepare an FSArray instance and put the target annotations in it
FSArray textAnnots = new FSArray(textView, 1);
FSArray hypoAnnots = new FSArray(hypoView, 1);
textAnnots.set(0, textToken);
hypoAnnots.set(0, hypoToken);
textTarget.setTargetAnnotations(textAnnots);
hypoTarget.setTargetAnnotations(hypoAnnots);
// Set begin and end value of the Target annotations
textTarget.setBegin(textToken.getBegin());
textTarget.setEnd(textToken.getEnd());
hypoTarget.setBegin(hypoToken.getBegin());
hypoTarget.setEnd(hypoToken.getEnd());
// Add the targets to the indices
textTarget.addToIndexes();
hypoTarget.addToIndexes();
// Mark an alignment.Link and add it to the hypothesis view
Link link = new Link(hypoView);
link.setTSideTarget(textTarget);
link.setHSideTarget(hypoTarget);
// Set the link direction
link.setDirection(linkDirection);
// Set strength
link.setStrength(confidence);
// Set Group label
link.setGroupLabel(linkGroupLabel);
// Add the link information
link.setAlignerID(ALIGNER_ID);
link.setAlignerVersion(ALIGNER_VERSION);
link.setLinkInfo(linkInfo);
// Mark begin and end according to the hypothesis target
link.setBegin(hypoTarget.getBegin());
link.setEnd(hypoTarget.getEnd());
// Add to index
link.addToIndexes();
}
/**
* Add an alignment link from T to H, based on the rule t->h in which t is a phrase in T from
* index textStart to textEnd of the tokens, and h is a phrase in H from index hypoStart to
* hypoEnd of the tokens,
*
* @param aJCas The JCas object
* @param textStart The index of the first token in T in this alignment link
* @param textEnd The index of the last token in T in this alignment link
* @param hypoStart The index of the first token in H in this alignment link
* @param hypoEnd The index of the last token in H in this alignment link
* @param resourceName The lexical resource that this rule came from
* @param lexicalResourceVersion The version of the lexical resource
* @param confidence The confidence of the rule
* @param linkDirection The direction of the link (t to h, h to t or bidirectional).
* @param linkInfo The relation of the rule (Wordnet synonym, Wikipedia redirect etc).
* @throws CASException
*/
private void addAlignmentAnnotations(
JCas aJCas,
int textStart,
int textEnd,
int hypoStart,
int hypoEnd,
String resourceName,
String lexicalResourceVersion,
double confidence,
Direction linkDirection,
String linkInfo)
throws CASException {
// Get the text and hypothesis views
JCas textView = aJCas.getView(LAP_ImplBase.TEXTVIEW);
JCas hypoView = aJCas.getView(LAP_ImplBase.HYPOTHESISVIEW);
// Prepare the Target instances
Target textTarget = new Target(textView);
Target hypoTarget = new Target(hypoView);
// Prepare an FSArray instance and put the target annotations in it
FSArray textAnnots = new FSArray(textView, textEnd - textStart + 1);
FSArray hypoAnnots = new FSArray(hypoView, hypoEnd - hypoStart + 1);
int tokenIndex = 0;
for (Token token : textTokens.subList(textStart, textEnd + 1)) {
textAnnots.set(tokenIndex++, token);
}
tokenIndex = 0;
for (Token token : hypoTokens.subList(hypoStart, hypoEnd + 1)) {
hypoAnnots.set(tokenIndex++, token);
}
textTarget.setTargetAnnotations(textAnnots);
hypoTarget.setTargetAnnotations(hypoAnnots);
// Set begin and end value of the Target annotations
textTarget.setBegin(textTokens.get(textStart).getBegin());
textTarget.setEnd(textTokens.get(textEnd).getEnd());
hypoTarget.setBegin(hypoTokens.get(hypoStart).getBegin());
hypoTarget.setEnd(hypoTokens.get(hypoEnd).getEnd());
// Add the targets to the indices
textTarget.addToIndexes();
hypoTarget.addToIndexes();
// Mark an alignment.Link and add it to the hypothesis view
Link link = new Link(hypoView);
link.setTSideTarget(textTarget);
link.setHSideTarget(hypoTarget);
// Set the link direction
link.setDirection(linkDirection);
// Set strength according to the rule data
link.setStrength(confidence);
// Add the link information
link.setAlignerID(resourceName);
link.setAlignerVersion(lexicalResourceVersion);
link.setLinkInfo(linkInfo);
// Mark begin and end according to the hypothesis target
link.setBegin(hypoTarget.getBegin());
link.setEnd(hypoTarget.getEnd());
// Add to index
link.addToIndexes();
}
