/**
* Returns a list of all modes in the Collection. (If the Collection has multiple items with the
* highest frequency, all of them will be returned.)
*/
public static <T> Set<T> modes(Collection<T> values) {
Counter<T> counter = new ClassicCounter<T>(values);
List<Double> sortedCounts = CollectionUtils.sorted(counter.values());
Double highestCount = sortedCounts.get(sortedCounts.size() - 1);
Counters.retainAbove(counter, highestCount);
return counter.keySet();
}
public TokensRegexNERAnnotator(String name, Properties properties) {
String prefix = (name != null && !name.isEmpty()) ? name + '.' : "";
String backgroundSymbol =
properties.getProperty(prefix + "backgroundSymbol", DEFAULT_BACKGROUND_SYMBOL);
String[] backgroundSymbols = backgroundSymbol.split("\\s*,\\s*");
String mappingFiles =
properties.getProperty(prefix + "mapping", DefaultPaths.DEFAULT_REGEXNER_RULES);
String[] mappings = mappingFiles.split("\\s*[,;]\\s*");
String validPosRegex = properties.getProperty(prefix + "validpospattern");
this.posMatchType =
PosMatchType.valueOf(
properties.getProperty(prefix + "posmatchtype", DEFAULT_POS_MATCH_TYPE.name()));
String noDefaultOverwriteLabelsProp =
properties.getProperty(prefix + "noDefaultOverwriteLabels");
this.noDefaultOverwriteLabels =
(noDefaultOverwriteLabelsProp != null)
? Collections.unmodifiableSet(
CollectionUtils.asSet(noDefaultOverwriteLabelsProp.split("\\s*,\\s*")))
: Collections.unmodifiableSet(new HashSet<>());
this.ignoreCase = PropertiesUtils.getBool(properties, prefix + "ignorecase", false);
this.verbose = PropertiesUtils.getBool(properties, prefix + "verbose", false);
if (validPosRegex != null && !validPosRegex.isEmpty()) {
validPosPattern = Pattern.compile(validPosRegex);
} else {
validPosPattern = null;
}
entries =
Collections.unmodifiableList(
readEntries(name, noDefaultOverwriteLabels, ignoreCase, verbose, mappings));
IdentityHashMap<SequencePattern<CoreMap>, Entry> patternToEntry = new IdentityHashMap<>();
multiPatternMatcher = createPatternMatcher(patternToEntry);
this.patternToEntry = Collections.unmodifiableMap(patternToEntry);
Set<String> myLabels = Generics.newHashSet();
// Can always override background or none.
Collections.addAll(myLabels, backgroundSymbols);
myLabels.add(null);
// Always overwrite labels
for (Entry entry : entries) myLabels.add(entry.type);
this.myLabels = Collections.unmodifiableSet(myLabels);
}
public List<CoreMap> getMergedList(int... groups) {
List<CoreMap> res = new ArrayList<CoreMap>();
int last = 0;
List<Integer> orderedGroups = CollectionUtils.asList(groups);
Collections.sort(orderedGroups);
for (int group : orderedGroups) {
int groupStart = start(group);
if (groupStart >= last) {
res.addAll(elements.subList(last, groupStart));
int groupEnd = end(group);
if (groupEnd - groupStart >= 1) {
CoreMap merged = createMergedChunk(groupStart, groupEnd);
res.add(merged);
last = groupEnd;
}
}
}
res.addAll(elements.subList(last, elements.size()));
return res;
}
public void testSeparators() {
Tree tree = convertTree(commaTreeString);
List<Transition> transitions = CreateTransitionSequence.createTransitionSequence(tree, true);
List<String> expectedTransitions =
Arrays.asList(
new String[] {
"Shift",
"Shift",
"Shift",
"Shift",
"RightBinary(@ADJP)",
"RightBinary(ADJP)",
"Shift",
"RightBinary(@NP)",
"RightBinary(NP)",
"CompoundUnary([ROOT, FRAG])",
"Finalize",
"Idle"
});
assertEquals(
expectedTransitions,
CollectionUtils.transformAsList(
transitions,
new Function<Transition, String>() {
public String apply(Transition t) {
return t.toString();
}
}));
String expectedSeparators = "[{2=,}]";
State state = ShiftReduceParser.initialStateFromGoldTagTree(tree);
assertEquals(1, state.separators.size());
assertEquals(2, state.separators.firstKey().intValue());
assertEquals(",", state.separators.get(2));
}
public SequenceMatchResult<CoreMap> apply(
SequenceMatchResult<CoreMap> matchResult, int... groups) {
BasicSequenceMatchResult<CoreMap> res = matchResult.toBasicSequenceMatchResult();
List<? extends CoreMap> elements = matchResult.elements();
List<CoreMap> mergedElements = new ArrayList<CoreMap>();
res.elements = mergedElements;
int last = 0;
int mergedGroup = 0;
int offset = 0;
List<Integer> orderedGroups = CollectionUtils.asList(groups);
Collections.sort(orderedGroups);
for (int group : orderedGroups) {
int groupStart = matchResult.start(group);
if (groupStart >= last) {
// Add elements from last to start of group to merged elements
mergedElements.addAll(elements.subList(last, groupStart));
// Fiddle with matched group indices
for (; mergedGroup < group; mergedGroup++) {
if (res.matchedGroups[mergedGroup] != null) {
res.matchedGroups[mergedGroup].matchBegin -= offset;
res.matchedGroups[mergedGroup].matchEnd -= offset;
}
}
// Get merged element
int groupEnd = matchResult.end(group);
if (groupEnd - groupStart >= 1) {
CoreMap merged = aggregator.merge(elements, groupStart, groupEnd);
mergedElements.add(merged);
last = groupEnd;
// Fiddle with matched group indices
res.matchedGroups[mergedGroup].matchBegin = mergedElements.size() - 1;
res.matchedGroups[mergedGroup].matchEnd = mergedElements.size();
mergedGroup++;
while (mergedGroup < res.matchedGroups.length) {
if (res.matchedGroups[mergedGroup] != null) {
if (res.matchedGroups[mergedGroup].matchBegin == matchResult.start(group)
&& res.matchedGroups[mergedGroup].matchEnd == matchResult.end(group)) {
res.matchedGroups[mergedGroup].matchBegin = res.matchedGroups[group].matchBegin;
res.matchedGroups[mergedGroup].matchEnd = res.matchedGroups[group].matchEnd;
} else if (res.matchedGroups[mergedGroup].matchEnd <= matchResult.end(group)) {
res.matchedGroups[mergedGroup] = null;
} else {
break;
}
}
mergedGroup++;
}
offset = matchResult.end(group) - res.matchedGroups[group].matchEnd;
}
}
}
// Add rest of elements
mergedElements.addAll(elements.subList(last, elements.size()));
// Fiddle with matched group indices
for (; mergedGroup < res.matchedGroups.length; mergedGroup++) {
if (res.matchedGroups[mergedGroup] != null) {
res.matchedGroups[mergedGroup].matchBegin -= offset;
res.matchedGroups[mergedGroup].matchEnd -= offset;
}
}
return res;
}
