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Stanford Parser processes raw text in English, Chinese, German, Arabic, and French, and extracts constituency parse trees.
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package edu.stanford.nlp.parser.lexparser;
import edu.stanford.nlp.util.logging.Redwood;
import edu.stanford.nlp.trees.CompositeTreeTransformer;
import edu.stanford.nlp.trees.TreebankLanguagePack;
import edu.stanford.nlp.trees.TreeTransformer;
import java.util.function.Function;
import edu.stanford.nlp.util.Generics;
import edu.stanford.nlp.util.ReflectionLoading;
import edu.stanford.nlp.util.StringUtils;
import java.io.*;
import java.util.*;
/**
* This class contains options to the parser which MUST be the SAME at
* both training and testing (parsing) time in order for the parser to
* work properly. It also contains an object which stores the options
* used by the parser at training time and an object which contains
* default options for test use.
*
* @author Dan Klein
* @author Christopher Manning
* @author John Bauer
*/
public class Options implements Serializable {
/** A logger for this class */
private static Redwood.RedwoodChannels log = Redwood.channels(Options.class);
public Options() {
this(new EnglishTreebankParserParams());
}
public Options(TreebankLangParserParams tlpParams) {
this.tlpParams = tlpParams;
}
/**
* Set options based on a String array in the style of
* commandline flags. This method goes through the array until it ends,
* processing options, as for {@link #setOption}.
*
* @param flags Array of options (or as a varargs list of arguments).
* The options passed in should
* be specified like command-line arguments, including with an initial
* minus sign for example,
* {"-outputFormat", "typedDependencies", "-maxLength", "70"}
* @throws IllegalArgumentException If an unknown flag is passed in
*/
public void setOptions(String... flags) {
setOptions(flags, 0, flags.length);
}
/**
* Set options based on a String array in the style of
* commandline flags. This method goes through the array until it ends,
* processing options, as for {@link #setOption}.
*
* @param flags Array of options. The options passed in should
* be specified like command-line arguments, including with an initial
* minus sign for example,
* {"-outputFormat", "typedDependencies", "-maxLength", "70"}
* @param startIndex The index in the array to begin processing options at
* @param endIndexPlusOne A number one greater than the last array index at
* which options should be processed
* @throws IllegalArgumentException If an unknown flag is passed in
*/
public void setOptions(final String[] flags, final int startIndex, final int endIndexPlusOne) {
for (int i = startIndex; i < endIndexPlusOne;) {
i = setOption(flags, i);
}
}
/**
* Set options based on a String array in the style of
* commandline flags. This method goes through the array until it ends,
* processing options, as for {@link #setOption}.
*
* @param flags Array of options (or as a varargs list of arguments).
* The options passed in should
* be specified like command-line arguments, including with an initial
* minus sign for example,
* {"-outputFormat", "typedDependencies", "-maxLength", "70"}
* @throws IllegalArgumentException If an unknown flag is passed in
*/
public void setOptionsOrWarn(String... flags) {
setOptionsOrWarn(flags, 0, flags.length);
}
/**
* Set options based on a String array in the style of
* commandline flags. This method goes through the array until it ends,
* processing options, as for {@link #setOption}.
*
* @param flags Array of options. The options passed in should
* be specified like command-line arguments, including with an initial
* minus sign for example,
* {"-outputFormat", "typedDependencies", "-maxLength", "70"}
* @param startIndex The index in the array to begin processing options at
* @param endIndexPlusOne A number one greater than the last array index at
* which options should be processed
* @throws IllegalArgumentException If an unknown flag is passed in
*/
public void setOptionsOrWarn(final String[] flags, final int startIndex, final int endIndexPlusOne) {
for (int i = startIndex; i < endIndexPlusOne;) {
i = setOptionOrWarn(flags, i);
}
}
/**
* Set an option based on a String array in the style of
* commandline flags. The option may
* be either one known by the Options object, or one recognized by the
* TreebankLangParserParams which has already been set up inside the Options
* object, and then the option is set in the language-particular
* TreebankLangParserParams.
* Note that despite this method being an instance method, many flags
* are actually set as static class variables in the Train and Test
* classes (this should be fixed some day).
* Some options (there are many others; see the source code):
*
* -
-maxLength n set the maximum length sentence to parse (inclusively)
* -
-printTT print the training trees in raw, annotated, and annotated+binarized form. Useful for debugging and other miscellany.
* -
-printAnnotated filename use only in conjunction with -printTT. Redirects printing of annotated training trees to filename.
* -
-forceTags when the parser is tested against a set of gold standard trees, use the tagged yield, instead of just the yield, as input.
*
*
* @param flags An array of options arguments, command-line style. E.g. {"-maxLength", "50"}.
* @param i The index in flags to start at when processing an option
* @return The index in flags of the position after the last element used in
* processing this option. If the current array position cannot be processed as a valid
* option, then a warning message is printed to stderr and the return value is i+1
*/
public int setOptionOrWarn(String[] flags, int i) {
int j = setOptionFlag(flags, i);
if (j == i) {
j = tlpParams.setOptionFlag(flags, i);
}
if (j == i) {
log.info("WARNING! lexparser.Options: Unknown option ignored: " + flags[i]);
j++;
}
return j;
}
/**
* Set an option based on a String array in the style of
* commandline flags. The option may
* be either one known by the Options object, or one recognized by the
* TreebankLangParserParams which has already been set up inside the Options
* object, and then the option is set in the language-particular
* TreebankLangParserParams.
* Note that despite this method being an instance method, many flags
* are actually set as static class variables in the Train and Test
* classes (this should be fixed some day).
* Some options (there are many others; see the source code):
*
* -
-maxLength n set the maximum length sentence to parse (inclusively)
* -
-printTT print the training trees in raw, annotated, and annotated+binarized form. Useful for debugging and other miscellany.
* -
-printAnnotated filename use only in conjunction with -printTT. Redirects printing of annotated training trees to filename.
* -
-forceTags when the parser is tested against a set of gold standard trees, use the tagged yield, instead of just the yield, as input.
*
*
* @param flags An array of options arguments, command-line style. E.g. {"-maxLength", "50"}.
* @param i The index in flags to start at when processing an option
* @return The index in flags of the position after the last element used in
* processing this option.
* @throws IllegalArgumentException If the current array position cannot be
* processed as a valid option
*/
public int setOption(String[] flags, int i) {
int j = setOptionFlag(flags, i);
if (j == i) {
j = tlpParams.setOptionFlag(flags, i);
}
if (j == i) {
throw new IllegalArgumentException("Unknown option: " + flags[i]);
}
return j;
}
/**
* Set an option in this object, based on a String array in the style of
* commandline flags. The option is only processed with respect to
* options directly known by the Options object.
* Some options (there are many others; see the source code):
*
* -
-maxLength n set the maximum length sentence to parse (inclusively)
* -
-printTT print the training trees in raw, annotated, and annotated+binarized form. Useful for debugging and other miscellany.
* -
-printAnnotated filename use only in conjunction with -printTT. Redirects printing of annotated training trees to filename.
* -
-forceTags when the parser is tested against a set of gold standard trees, use the tagged yield, instead of just the yield, as input.
*
*
* @param args An array of options arguments, command-line style. E.g. {"-maxLength", "50"}.
* @param i The index in args to start at when processing an option
* @return The index in args of the position after the last element used in
* processing this option, or the value i unchanged if a valid option couldn't
* be processed starting at position i.
*/
protected int setOptionFlag(String[] args, int i) {
if (args[i].equalsIgnoreCase("-PCFG")) {
doDep = false;
doPCFG = true;
i++;
} else if (args[i].equalsIgnoreCase("-dep")) {
doDep = true;
doPCFG = false;
i++;
} else if (args[i].equalsIgnoreCase("-factored")) {
doDep = true;
doPCFG = true;
testOptions.useFastFactored = false;
i++;
} else if (args[i].equalsIgnoreCase("-fastFactored")) {
doDep = true;
doPCFG = true;
testOptions.useFastFactored = true;
i++;
} else if (args[i].equalsIgnoreCase("-noRecoveryTagging")) {
testOptions.noRecoveryTagging = true;
i++;
} else if (args[i].equalsIgnoreCase("-useLexiconToScoreDependencyPwGt")) {
testOptions.useLexiconToScoreDependencyPwGt = true;
i++;
} else if (args[i].equalsIgnoreCase("-useSmoothTagProjection")) {
useSmoothTagProjection = true;
i++;
} else if (args[i].equalsIgnoreCase("-useUnigramWordSmoothing")) {
useUnigramWordSmoothing = true;
i++;
} else if (args[i].equalsIgnoreCase("-useNonProjectiveDependencyParser")) {
testOptions.useNonProjectiveDependencyParser = true;
i++;
} else if (args[i].equalsIgnoreCase("-maxLength") && (i + 1 < args.length)) {
testOptions.maxLength = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-MAX_ITEMS") && (i + 1 < args.length)) {
testOptions.MAX_ITEMS = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-trainLength") && (i + 1 < args.length)) {
// train on only short sentences
trainOptions.trainLengthLimit = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-lengthNormalization")) {
testOptions.lengthNormalization = true;
i++;
} else if (args[i].equalsIgnoreCase("-iterativeCKY")) {
testOptions.iterativeCKY = true;
i++;
} else if (args[i].equalsIgnoreCase("-vMarkov") && (i + 1 < args.length)) {
int order = Integer.parseInt(args[i + 1]);
if (order <= 1) {
trainOptions.PA = false;
trainOptions.gPA = false;
} else if (order == 2) {
trainOptions.PA = true;
trainOptions.gPA = false;
} else if (order >= 3) {
trainOptions.PA = true;
trainOptions.gPA = true;
}
i += 2;
} else if (args[i].equalsIgnoreCase("-vSelSplitCutOff") && (i + 1 < args.length)) {
trainOptions.selectiveSplitCutOff = Double.parseDouble(args[i + 1]);
trainOptions.selectiveSplit = trainOptions.selectiveSplitCutOff > 0.0;
i += 2;
} else if (args[i].equalsIgnoreCase("-vSelPostSplitCutOff") && (i + 1 < args.length)) {
trainOptions.selectivePostSplitCutOff = Double.parseDouble(args[i + 1]);
trainOptions.selectivePostSplit = trainOptions.selectivePostSplitCutOff > 0.0;
i += 2;
} else if (args[i].equalsIgnoreCase("-deleteSplitters") && (i+1 < args.length)) {
String[] toDel = args[i+1].split(" *, *");
trainOptions.deleteSplitters = Generics.newHashSet(Arrays.asList(toDel));
i += 2;
} else if (args[i].equalsIgnoreCase("-postSplitWithBaseCategory")) {
trainOptions.postSplitWithBaseCategory = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-vPostMarkov") && (i + 1 < args.length)) {
int order = Integer.parseInt(args[i + 1]);
if (order <= 1) {
trainOptions.postPA = false;
trainOptions.postGPA = false;
} else if (order == 2) {
trainOptions.postPA = true;
trainOptions.postGPA = false;
} else if (order >= 3) {
trainOptions.postPA = true;
trainOptions.postGPA = true;
}
i += 2;
} else if (args[i].equalsIgnoreCase("-hMarkov") && (i + 1 < args.length)) {
int order = Integer.parseInt(args[i + 1]);
if (order >= 0) {
trainOptions.markovOrder = order;
trainOptions.markovFactor = true;
} else {
trainOptions.markovFactor = false;
}
i += 2;
} else if (args[i].equalsIgnoreCase("-distanceBins") && (i + 1 < args.length)) {
int numBins = Integer.parseInt(args[i + 1]);
if (numBins <= 1) {
distance = false;
} else if (numBins == 4) {
distance = true;
coarseDistance = true;
} else if (numBins == 5) {
distance = true;
coarseDistance = false;
} else {
throw new IllegalArgumentException("Invalid value for -distanceBin: " + args[i+1]);
}
i += 2;
} else if (args[i].equalsIgnoreCase("-noStop")) {
genStop = false;
i++;
} else if (args[i].equalsIgnoreCase("-nonDirectional")) {
directional = false;
i++;
} else if (args[i].equalsIgnoreCase("-depWeight") && (i + 1 < args.length)) {
testOptions.depWeight = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-printPCFGkBest") && (i + 1 < args.length)) {
testOptions.printPCFGkBest = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-evalPCFGkBest") && (i + 1 < args.length)) {
testOptions.evalPCFGkBest = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-printFactoredKGood") && (i + 1 < args.length)) {
testOptions.printFactoredKGood = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-smoothTagsThresh") && (i + 1 < args.length)) {
lexOptions.smoothInUnknownsThreshold = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-unseenSmooth") && (i + 1 < args.length)) {
testOptions.unseenSmooth = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-fractionBeforeUnseenCounting") && (i + 1 < args.length)) {
trainOptions.fractionBeforeUnseenCounting = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-hSelSplitThresh") && (i + 1 < args.length)) {
trainOptions.HSEL_CUT = Integer.parseInt(args[i + 1]);
trainOptions.hSelSplit = trainOptions.HSEL_CUT > 0;
i += 2;
} else if (args[i].equalsIgnoreCase("-nohSelSplit")) {
trainOptions.hSelSplit = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-tagPA")) {
trainOptions.tagPA = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noTagPA")) {
trainOptions.tagPA = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-tagSelSplitCutOff") && (i + 1 < args.length)) {
trainOptions.tagSelectiveSplitCutOff = Double.parseDouble(args[i + 1]);
trainOptions.tagSelectiveSplit = trainOptions.tagSelectiveSplitCutOff > 0.0;
i += 2;
} else if (args[i].equalsIgnoreCase("-tagSelPostSplitCutOff") && (i + 1 < args.length)) {
trainOptions.tagSelectivePostSplitCutOff = Double.parseDouble(args[i + 1]);
trainOptions.tagSelectivePostSplit = trainOptions.tagSelectivePostSplitCutOff > 0.0;
i += 2;
} else if (args[i].equalsIgnoreCase("-noTagSplit")) {
trainOptions.noTagSplit = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-uwm") && (i + 1 < args.length)) {
lexOptions.useUnknownWordSignatures = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-unknownSuffixSize") && (i + 1 < args.length)) {
lexOptions.unknownSuffixSize = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-unknownPrefixSize") && (i + 1 < args.length)) {
lexOptions.unknownPrefixSize = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-uwModelTrainer") && (i + 1 < args.length)) {
lexOptions.uwModelTrainer = args[i+1];
i += 2;
} else if (args[i].equalsIgnoreCase("-openClassThreshold") && (i + 1 < args.length)) {
trainOptions.openClassTypesThreshold = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-unary") && i+1 < args.length) {
trainOptions.markUnary = Integer.parseInt(args[i+1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-unaryTags")) {
trainOptions.markUnaryTags = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-mutate")) {
lexOptions.smartMutation = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-useUnicodeType")) {
lexOptions.useUnicodeType = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-rightRec")) {
trainOptions.rightRec = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noRightRec")) {
trainOptions.rightRec = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-preTag")) {
testOptions.preTag = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-forceTags")) {
testOptions.forceTags = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-taggerSerializedFile")) {
testOptions.taggerSerializedFile = args[i+1];
i += 2;
} else if (args[i].equalsIgnoreCase("-forceTagBeginnings")) {
testOptions.forceTagBeginnings = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noFunctionalForcing")) {
testOptions.noFunctionalForcing = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-scTags")) {
dcTags = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-dcTags")) {
dcTags = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-basicCategoryTagsInDependencyGrammar")) {
trainOptions.basicCategoryTagsInDependencyGrammar = true;
i+= 1;
} else if (args[i].equalsIgnoreCase("-evalb")) {
testOptions.evalb = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-v") || args[i].equalsIgnoreCase("-verbose")) {
testOptions.verbose = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-outputFilesDirectory") && i+1 < args.length) {
testOptions.outputFilesDirectory = args[i+1];
i += 2;
} else if (args[i].equalsIgnoreCase("-outputFilesExtension") && i+1 < args.length) {
testOptions.outputFilesExtension = args[i+1];
i += 2;
} else if (args[i].equalsIgnoreCase("-outputFilesPrefix") && i+1 < args.length) {
testOptions.outputFilesPrefix = args[i+1];
i += 2;
} else if (args[i].equalsIgnoreCase("-outputkBestEquivocation") && i+1 < args.length) {
testOptions.outputkBestEquivocation = args[i+1];
i += 2;
} else if (args[i].equalsIgnoreCase("-writeOutputFiles")) {
testOptions.writeOutputFiles = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-printAllBestParses")) {
testOptions.printAllBestParses = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-outputTreeFormat") || args[i].equalsIgnoreCase("-outputFormat")) {
testOptions.outputFormat = args[i + 1];
i += 2;
} else if (args[i].equalsIgnoreCase("-outputTreeFormatOptions") || args[i].equalsIgnoreCase("-outputFormatOptions")) {
testOptions.outputFormatOptions = args[i + 1];
i += 2;
} else if (args[i].equalsIgnoreCase("-addMissingFinalPunctuation")) {
testOptions.addMissingFinalPunctuation = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-flexiTag")) {
lexOptions.flexiTag = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-lexiTag")) {
lexOptions.flexiTag = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-useSignatureForKnownSmoothing")) {
lexOptions.useSignatureForKnownSmoothing = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-wordClassesFile")) {
lexOptions.wordClassesFile = args[i+1];
i += 2;
} else if (args[i].equalsIgnoreCase("-compactGrammar")) {
trainOptions.compactGrammar = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-markFinalStates")) {
trainOptions.markFinalStates = args[i + 1].equalsIgnoreCase("true");
i += 2;
} else if (args[i].equalsIgnoreCase("-leftToRight")) {
trainOptions.leftToRight = args[i + 1].equals("true");
i += 2;
} else if (args[i].equalsIgnoreCase("-cnf")) {
forceCNF = true;
i += 1;
} else if(args[i].equalsIgnoreCase("-smoothRules")) {
trainOptions.ruleSmoothing = true;
trainOptions.ruleSmoothingAlpha = Double.valueOf(args[i+1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-nodePrune") && i+1 < args.length) {
nodePrune = args[i+1].equalsIgnoreCase("true");
i += 2;
} else if (args[i].equalsIgnoreCase("-noDoRecovery")) {
testOptions.doRecovery = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-acl03chinese")) {
trainOptions.markovOrder = 1;
trainOptions.markovFactor = true;
// no increment
} else if (args[i].equalsIgnoreCase("-wordFunction")) {
wordFunction = ReflectionLoading.loadByReflection(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-acl03pcfg")) {
doDep = false;
doPCFG = true;
// lexOptions.smoothInUnknownsThreshold = 30;
trainOptions.markUnary = 1;
trainOptions.PA = true;
trainOptions.gPA = false;
trainOptions.tagPA = true;
trainOptions.tagSelectiveSplit = false;
trainOptions.rightRec = true;
trainOptions.selectiveSplit = true;
trainOptions.selectiveSplitCutOff = 400.0;
trainOptions.markovFactor = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
lexOptions.useUnknownWordSignatures = 2;
lexOptions.flexiTag = true;
// DAN: Tag double-counting is BAD for PCFG-only parsing
dcTags = false;
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-jenny")) {
doDep = false;
doPCFG = true;
// lexOptions.smoothInUnknownsThreshold = 30;
trainOptions.markUnary = 1;
trainOptions.PA = false;
trainOptions.gPA = false;
trainOptions.tagPA = false;
trainOptions.tagSelectiveSplit = false;
trainOptions.rightRec = true;
trainOptions.selectiveSplit = false;
// trainOptions.selectiveSplitCutOff = 400.0;
trainOptions.markovFactor = false;
// trainOptions.markovOrder = 2;
trainOptions.hSelSplit = false;
lexOptions.useUnknownWordSignatures = 2;
lexOptions.flexiTag = true;
// DAN: Tag double-counting is BAD for PCFG-only parsing
dcTags = false;
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-goodPCFG")) {
doDep = false;
doPCFG = true;
// op.lexOptions.smoothInUnknownsThreshold = 30;
trainOptions.markUnary = 1;
trainOptions.PA = true;
trainOptions.gPA = false;
trainOptions.tagPA = true;
trainOptions.tagSelectiveSplit = false;
trainOptions.rightRec = true;
trainOptions.selectiveSplit = true;
trainOptions.selectiveSplitCutOff = 400.0;
trainOptions.markovFactor = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
lexOptions.useUnknownWordSignatures = 2;
lexOptions.flexiTag = true;
// DAN: Tag double-counting is BAD for PCFG-only parsing
dcTags = false;
String[] delSplit = { "-deleteSplitters", "VP^NP,VP^VP,VP^SINV,VP^SQ" };
if (this.setOptionFlag(delSplit, 0) != 2) {
log.info("Error processing deleteSplitters");
}
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-linguisticPCFG")) {
doDep = false;
doPCFG = true;
// op.lexOptions.smoothInUnknownsThreshold = 30;
trainOptions.markUnary = 1;
trainOptions.PA = true;
trainOptions.gPA = false;
trainOptions.tagPA = true; // on at the moment, but iffy
trainOptions.tagSelectiveSplit = false;
trainOptions.rightRec = false; // not for linguistic
trainOptions.selectiveSplit = true;
trainOptions.selectiveSplitCutOff = 400.0;
trainOptions.markovFactor = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
lexOptions.useUnknownWordSignatures = 5; // different from acl03pcfg
lexOptions.flexiTag = false; // different from acl03pcfg
// DAN: Tag double-counting is BAD for PCFG-only parsing
dcTags = false;
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-ijcai03")) {
doDep = true;
doPCFG = true;
trainOptions.markUnary = 0;
trainOptions.PA = true;
trainOptions.gPA = false;
trainOptions.tagPA = false;
trainOptions.tagSelectiveSplit = false;
trainOptions.rightRec = false;
trainOptions.selectiveSplit = true;
trainOptions.selectiveSplitCutOff = 300.0;
trainOptions.markovFactor = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
trainOptions.compactGrammar = 0; /// cdm: May 2005 compacting bad for factored?
lexOptions.useUnknownWordSignatures = 2;
lexOptions.flexiTag = false;
dcTags = true;
// op.nodePrune = true; // cdm: May 2005: this doesn't help
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-goodFactored")) {
doDep = true;
doPCFG = true;
trainOptions.markUnary = 0;
trainOptions.PA = true;
trainOptions.gPA = false;
trainOptions.tagPA = false;
trainOptions.tagSelectiveSplit = false;
trainOptions.rightRec = false;
trainOptions.selectiveSplit = true;
trainOptions.selectiveSplitCutOff = 300.0;
trainOptions.markovFactor = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
trainOptions.compactGrammar = 0; /// cdm: May 2005 compacting bad for factored?
lexOptions.useUnknownWordSignatures = 5; // different from ijcai03
lexOptions.flexiTag = false;
dcTags = true;
// op.nodePrune = true; // cdm: May 2005: this doesn't help
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-chineseFactored")) {
// Single counting tag->word rewrite is also much better for Chinese
// Factored. Bracketing F1 goes up about 0.7%.
dcTags = false;
lexOptions.useUnicodeType = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
trainOptions.markovFactor = true;
trainOptions.HSEL_CUT = 50;
// trainOptions.openClassTypesThreshold=1; // so can get unseen punctuation
// trainOptions.fractionBeforeUnseenCounting=0.0; // so can get unseen punctuation
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-arabicFactored")) {
doDep = true;
doPCFG = true;
dcTags = false; // "false" seems to help Arabic about 0.1% F1
trainOptions.markovFactor = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
trainOptions.HSEL_CUT = 75; // 75 bit better than 50, 100 a bit worse
trainOptions.PA = true;
trainOptions.gPA = false;
trainOptions.selectiveSplit = true;
trainOptions.selectiveSplitCutOff = 300.0;
trainOptions.markUnary = 1; // Helps PCFG and marginally factLB
// trainOptions.compactGrammar = 0; // Doesn't seem to help or only 0.05% F1
lexOptions.useUnknownWordSignatures = 9;
lexOptions.unknownPrefixSize = 1;
lexOptions.unknownSuffixSize = 1;
testOptions.MAX_ITEMS = 500000; // Arabic sentences are long enough that this helps a fraction
// don't increment i so it gets language specific stuff as well
} else if (args[i].equalsIgnoreCase("-frenchFactored")) {
doDep = true;
doPCFG = true;
dcTags = false; //wsg2011: Setting to false improves F1 by 0.5%
trainOptions.markovFactor = true;
trainOptions.markovOrder = 2;
trainOptions.hSelSplit = true;
trainOptions.HSEL_CUT = 75;
trainOptions.PA = true;
trainOptions.gPA = false;
trainOptions.selectiveSplit = true;
trainOptions.selectiveSplitCutOff = 300.0;
trainOptions.markUnary = 0; //Unary rule marking bad for french..setting to 0 gives +0.3 F1
lexOptions.useUnknownWordSignatures = 1;
lexOptions.unknownPrefixSize = 1;
lexOptions.unknownSuffixSize = 2;
} else if (args[i].equalsIgnoreCase("-chinesePCFG")) {
trainOptions.markovOrder = 2;
trainOptions.markovFactor = true;
trainOptions.HSEL_CUT = 5;
trainOptions.PA = true;
trainOptions.gPA = true;
trainOptions.selectiveSplit = false;
doDep = false;
doPCFG = true;
// Single counting tag->word rewrite is also much better for Chinese PCFG
// Bracketing F1 is up about 2% and tag accuracy about 1% (exact by 6%)
dcTags = false;
// no increment
} else if (args[i].equalsIgnoreCase("-printTT") && (i+1 < args.length)) {
trainOptions.printTreeTransformations = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-printAnnotatedRuleCounts")) {
trainOptions.printAnnotatedRuleCounts = true;
i++;
} else if (args[i].equalsIgnoreCase("-printAnnotatedStateCounts")) {
trainOptions.printAnnotatedStateCounts = true;
i++;
} else if (args[i].equalsIgnoreCase("-printAnnotated") && (i + 1 < args.length)) {
try {
trainOptions.printAnnotatedPW = tlpParams.pw(new FileOutputStream(args[i + 1]));
} catch (IOException ioe) {
trainOptions.printAnnotatedPW = null;
}
i += 2;
} else if (args[i].equalsIgnoreCase("-printBinarized") && (i + 1 < args.length)) {
try {
trainOptions.printBinarizedPW = tlpParams.pw(new FileOutputStream(args[i + 1]));
} catch (IOException ioe) {
trainOptions.printBinarizedPW = null;
}
i += 2;
} else if (args[i].equalsIgnoreCase("-printStates")) {
trainOptions.printStates = true;
i++;
} else if (args[i].equalsIgnoreCase("-preTransformer") && (i + 1 < args.length)) {
String[] classes = args[i + 1].split(",");
i += 2;
if (classes.length == 1) {
trainOptions.preTransformer =
ReflectionLoading.loadByReflection(classes[0], this);
} else if (classes.length > 1) {
CompositeTreeTransformer composite = new CompositeTreeTransformer();
trainOptions.preTransformer = composite;
for (String clazz : classes) {
TreeTransformer transformer =
ReflectionLoading.loadByReflection(clazz, this);
composite.addTransformer(transformer);
}
}
} else if (args[i].equalsIgnoreCase("-taggedFiles") && (i + 1 < args.length)) {
trainOptions.taggedFiles = args[i + 1];
i += 2;
} else if (args[i].equalsIgnoreCase("-predictSplits")) {
// This is an experimental (and still in development)
// reimplementation of Berkeley's state splitting grammar.
trainOptions.predictSplits = true;
trainOptions.compactGrammar = 0;
i++;
} else if (args[i].equalsIgnoreCase("-splitCount")) {
trainOptions.splitCount = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-splitRecombineRate")) {
trainOptions.splitRecombineRate = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-trainingThreads") ||
args[i].equalsIgnoreCase("-nThreads")) {
trainOptions.trainingThreads = Integer.parseInt(args[i + 1]);
testOptions.testingThreads = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-testingThreads")) {
testOptions.testingThreads = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-evals")) {
testOptions.evals = StringUtils.stringToProperties(args[i+1], testOptions.evals);
i += 2;
} else if (args[i].equalsIgnoreCase("-fastFactoredCandidateMultiplier")) {
testOptions.fastFactoredCandidateMultiplier = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-fastFactoredCandidateAddend")) {
testOptions.fastFactoredCandidateAddend = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-quietEvaluation")) {
testOptions.quietEvaluation = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noquietEvaluation")) {
testOptions.quietEvaluation = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-simpleBinarizedLabels")) {
trainOptions.simpleBinarizedLabels = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noRebinarization")) {
trainOptions.noRebinarization = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-dvKBest")) {
trainOptions.dvKBest = Integer.parseInt(args[i + 1]);
rerankerKBest = trainOptions.dvKBest;
i += 2;
} else if (args[i].equalsIgnoreCase("-regCost")) {
trainOptions.regCost = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-dvIterations") || args[i].equalsIgnoreCase("-trainingIterations")) {
trainOptions.trainingIterations = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-stalledIterationLimit")) {
trainOptions.stalledIterationLimit = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-dvBatchSize") || args[i].equalsIgnoreCase("-batchSize")) {
trainOptions.batchSize = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-qnIterationsPerBatch")) {
trainOptions.qnIterationsPerBatch = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-qnEstimates")) {
trainOptions.qnEstimates = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-qnTolerance")) {
trainOptions.qnTolerance = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-debugOutputFrequency")) {
trainOptions.debugOutputFrequency = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-maxTrainTimeSeconds")) {
trainOptions.maxTrainTimeSeconds = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-dvSeed") || args[i].equalsIgnoreCase("-randomSeed")) {
trainOptions.randomSeed = Long.parseLong(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-wordVectorFile")) {
lexOptions.wordVectorFile = args[i + 1];
i += 2;
} else if (args[i].equalsIgnoreCase("-numHid")) {
lexOptions.numHid = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-learningRate")) {
trainOptions.learningRate = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-deltaMargin")) {
trainOptions.deltaMargin = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-unknownNumberVector")) {
trainOptions.unknownNumberVector = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noUnknownNumberVector")) {
trainOptions.unknownNumberVector = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-unknownDashedWordVectors")) {
trainOptions.unknownDashedWordVectors = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noUnknownDashedWordVectors")) {
trainOptions.unknownDashedWordVectors = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-unknownCapsVector")) {
trainOptions.unknownCapsVector = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noUnknownCapsVector")) {
trainOptions.unknownCapsVector = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-unknownChineseYearVector")) {
trainOptions.unknownChineseYearVector = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noUnknownChineseYearVector")) {
trainOptions.unknownChineseYearVector = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-unknownChineseNumberVector")) {
trainOptions.unknownChineseNumberVector = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noUnknownChineseNumberVector")) {
trainOptions.unknownChineseNumberVector = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-unknownChinesePercentVector")) {
trainOptions.unknownChinesePercentVector = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noUnknownChinesePercentVector")) {
trainOptions.unknownChinesePercentVector = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-dvSimplifiedModel")) {
trainOptions.dvSimplifiedModel = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-scalingForInit")) {
trainOptions.scalingForInit = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-rerankerKBest")) {
rerankerKBest = Integer.parseInt(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-baseParserWeight")) {
baseParserWeight = Double.parseDouble(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-unkWord")) {
trainOptions.unkWord = args[i + 1];
i += 2;
} else if (args[i].equalsIgnoreCase("-lowercaseWordVectors")) {
trainOptions.lowercaseWordVectors = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noLowercaseWordVectors")) {
trainOptions.lowercaseWordVectors = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-transformMatrixType")) {
trainOptions.transformMatrixType = TrainOptions.TransformMatrixType.valueOf(args[i + 1]);
i += 2;
} else if (args[i].equalsIgnoreCase("-useContextWords")) {
trainOptions.useContextWords = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noUseContextWords")) {
trainOptions.useContextWords = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-trainWordVectors")) {
trainOptions.trainWordVectors = true;
i += 1;
} else if (args[i].equalsIgnoreCase("-noTrainWordVectors")) {
trainOptions.trainWordVectors = false;
i += 1;
} else if (args[i].equalsIgnoreCase("-markStrahler")) {
trainOptions.markStrahler = true;
i += 1;
}
return i;
}
public static class LexOptions implements Serializable {
/**
* Whether to use suffix and capitalization information for unknowns.
* Within the BaseLexicon model options have the following meaning:
* 0 means a single unknown token. 1 uses suffix, and capitalization.
* 2 uses a variant (richer) form of signature. Good.
* Use this one. Using the richer signatures in versions 3 or 4 seems
* to have very marginal or no positive value.
* 3 uses a richer form of signature that mimics the NER word type
* patterns. 4 is a variant of 2. 5 is another with more English
* specific morphology (good for English unknowns!).
* 6-9 are options for Arabic. 9 codes some patterns for numbers and
* derivational morphology, but also supports unknownPrefixSize and
* unknownSuffixSize.
* For German, 0 means a single unknown token, and non-zero means to use
* capitalization of first letter and a suffix of length
* unknownSuffixSize.
*/
public int useUnknownWordSignatures = 0;
/**
* RS: file for Turian's word vectors
* The default value is an example of size 25 word vectors on the nlp machines
*/
public static final String DEFAULT_WORD_VECTOR_FILE = "/u/scr/nlp/deeplearning/datasets/turian/embeddings-scaled.EMBEDDING_SIZE=25.txt";
public String wordVectorFile = DEFAULT_WORD_VECTOR_FILE;
/**
* Number of hidden units in the word vectors. As setting of 0
* will make it try to extract the size from the data file.
*/
public int numHid = 0;
/**
* Words more common than this are tagged with MLE P(t|w). Default 100. The
* smoothing is sufficiently slight that changing this has little effect.
* But set this to 0 to be able to use the parser as a vanilla PCFG with
* no smoothing (not as a practical parser but for exposition or debugging).
*/
public int smoothInUnknownsThreshold = 100;
/**
* Smarter smoothing for rare words.
*/
public boolean smartMutation = false;
/**
* Make use of unicode code point types in smoothing.
*/
public boolean useUnicodeType = false;
/** For certain Lexicons, a certain number of word-final letters are
* used to subclassify the unknown token. This gives the number of
* letters.
*/
public int unknownSuffixSize = 1;
/** For certain Lexicons, a certain number of word-initial letters are
* used to subclassify the unknown token. This gives the number of
* letters.
*/
public int unknownPrefixSize = 1;
/**
* Model for unknown words that the lexicon should use. This is the
* name of a class.
*/
public String uwModelTrainer; // = null;
/* If this option is false, then all words that were seen in the training
* data (even once) are constrained to only have seen tags. That is,
* mle is used for the lexicon.
* If this option is true, then if a word has been seen more than
* smoothInUnknownsThreshold, then it will still only get tags with which
* it has been seen, but rarer words will get all tags for which the
* unknown word model (or smart mutation) does not give a score of -Inf.
* This will normally be all open class tags.
* If floodTags is invoked by the parser, all other tags will also be
* given a minimal non-zero, non-infinite probability.
*/
public boolean flexiTag = false;
/** Whether to use signature rather than just being unknown as prior in
* known word smoothing. Currently only works if turned on for English.
*/
public boolean useSignatureForKnownSmoothing;
/** A file of word class data which may be used for smoothing,
* normally instead of hand-specified signatures.
*/
public String wordClassesFile;
private static final long serialVersionUID = 2805351374506855632L;
private static final String[] params = { "useUnknownWordSignatures",
"smoothInUnknownsThreshold",
"smartMutation",
"useUnicodeType",
"unknownSuffixSize",
"unknownPrefixSize",
"flexiTag",
"useSignatureForKnownSmoothing",
"wordClassesFile" };
@Override
public String toString() {
return params[0] + " " + useUnknownWordSignatures + "\n" +
params[1] + " " + smoothInUnknownsThreshold + "\n" +
params[2] + " " + smartMutation + "\n" +
params[3] + " " + useUnicodeType + "\n" +
params[4] + " " + unknownSuffixSize + "\n" +
params[5] + " " + unknownPrefixSize + "\n" +
params[6] + " " + flexiTag + "\n" +
params[7] + " " + useSignatureForKnownSmoothing + "\n" +
params[8] + " " + wordClassesFile + "\n";
}
public void readData(BufferedReader in) throws IOException {
for (int i = 0; i < params.length; i++) {
String line = in.readLine();
int idx = line.indexOf(' ');
String key = line.substring(0, idx);
String value = line.substring(idx + 1);
if ( ! key.equalsIgnoreCase(params[i])) {
log.info("Yikes!!! Expected " + params[i] + " got " + key);
}
switch (i) {
case 0:
useUnknownWordSignatures = Integer.parseInt(value);
break;
case 1:
smoothInUnknownsThreshold = Integer.parseInt(value);
break;
case 2:
smartMutation = Boolean.parseBoolean(value);
break;
case 3:
useUnicodeType = Boolean.parseBoolean(value);
break;
case 4:
unknownSuffixSize = Integer.parseInt(value);
break;
case 5:
unknownPrefixSize = Integer.parseInt(value);
break;
case 6:
flexiTag = Boolean.parseBoolean(value);
break;
case 7:
useSignatureForKnownSmoothing = Boolean.parseBoolean(value);
break;
case 8:
wordClassesFile = value;
break;
}
}
}
} // end class LexOptions
public LexOptions lexOptions = new LexOptions();
/**
* The treebank-specific parser parameters to use.
*/
public TreebankLangParserParams tlpParams;
/**
* @return The treebank language pack for the treebank the parser
* is trained on.
*/
public TreebankLanguagePack langpack() {
return tlpParams.treebankLanguagePack();
}
/**
* Forces parsing with strictly CNF grammar -- unary chains are converted
* to XP&YP symbols and back
*/
public boolean forceCNF = false;
/**
* Do a PCFG parse of the sentence. If both variables are on,
* also do a combined parse of the sentence.
*/
public boolean doPCFG = true;
/**
* Do a dependency parse of the sentence.
*/
public boolean doDep = true;
/**
* if true, any child can be the head (seems rather bad!)
*/
public boolean freeDependencies = false;
/**
* Whether dependency grammar considers left/right direction. Good.
*/
public boolean directional = true;
public boolean genStop = true;
public boolean useSmoothTagProjection = false;
public boolean useUnigramWordSmoothing = false;
/**
* Use distance bins in the dependency calculations
*/
public boolean distance = true;
/**
* Use coarser distance (4 bins) in dependency calculations
*/
public boolean coarseDistance = false;
/**
* "double count" tags rewrites as word in PCFG and Dep parser. Good for
* combined parsing only (it used to not kick in for PCFG parsing). This
* option is only used at Test time, but it is now in Options, so the
* correct choice for a grammar is recorded by a serialized parser.
* You should turn this off for a vanilla PCFG parser.
*/
public boolean dcTags = true;
/**
* If true, inside the factored parser, remove any node from the final
* chosen tree which improves the PCFG score. This was added as the
* dependency factor tends to encourage 'deep' trees.
*/
public boolean nodePrune = false;
public TrainOptions trainOptions = newTrainOptions();
/** Separated out so subclasses of Options can override */
public TrainOptions newTrainOptions() {
return new TrainOptions();
}
/**
* Note that the TestOptions is transient. This means that whatever
* options get set at creation time are forgotten when the parser is
* serialized. If you want an option to be remembered when the
* parser is reloaded, put it in either TrainOptions or in this
* class itself.
*/
public transient TestOptions testOptions = newTestOptions();
/** Separated out so subclasses of Options can override */
public TestOptions newTestOptions() {
return new TestOptions();
}
/**
* A function that maps words used in training and testing to new
* words. For example, it could be a function to lowercase text,
* such as edu.stanford.nlp.util.LowercaseFunction (which makes the
* parser case insensitive). This function is applied in
* LexicalizedParserQuery.parse and in the training methods which
* build a new parser.
*/
public Function wordFunction = null;
/**
* If the parser has a reranker, it looks at this many trees when
* building the reranked list.
*/
public int rerankerKBest = 100;
/**
* If reranking sentences, we can use the score from the original
* parser as well. This tells us how much weight to give that score.
*/
public double baseParserWeight = 0.0;
/**
* Making the TestOptions transient means it won't even be
* constructed when you deserialize an Options, so we need to
* construct it on our own when deserializing
*/
private void readObject(ObjectInputStream in)
throws IOException, ClassNotFoundException
{
in.defaultReadObject();
testOptions = newTestOptions();
}
public void display() {
// try {
log.info("Options parameters:");
writeData(new PrintWriter(System.err));
/* } catch (IOException e) {
e.printStackTrace();
}*/
}
public void writeData(Writer w) {//throws IOException {
PrintWriter out = new PrintWriter(w);
StringBuilder sb = new StringBuilder();
sb.append(lexOptions.toString());
sb.append("parserParams ").append(tlpParams.getClass().getName()).append("\n");
sb.append("forceCNF ").append(forceCNF).append("\n");
sb.append("doPCFG ").append(doPCFG).append("\n");
sb.append("doDep ").append(doDep).append("\n");
sb.append("freeDependencies ").append(freeDependencies).append("\n");
sb.append("directional ").append(directional).append("\n");
sb.append("genStop ").append(genStop).append("\n");
sb.append("distance ").append(distance).append("\n");
sb.append("coarseDistance ").append(coarseDistance).append("\n");
sb.append("dcTags ").append(dcTags).append("\n");
sb.append("nPrune ").append(nodePrune).append("\n");
out.print(sb.toString());
out.flush();
}
/**
* Populates data in this Options from the character stream.
* @param in The Reader
* @throws IOException If there is a problem reading data
*/
public void readData(BufferedReader in) throws IOException {
String line, value;
// skip old variables if still present
lexOptions.readData(in);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
try {
tlpParams = (TreebankLangParserParams) Class.forName(value).newInstance();
} catch (Exception e) {
IOException ioe = new IOException("Problem instantiating parserParams: " + line);
ioe.initCause(e);
throw ioe;
}
line = in.readLine();
// ensure backwards compatibility
if (line.matches("^forceCNF.*")) {
value = line.substring(line.indexOf(' ') + 1);
forceCNF = Boolean.parseBoolean(value);
line = in.readLine();
}
value = line.substring(line.indexOf(' ') + 1);
doPCFG = Boolean.parseBoolean(value);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
doDep = Boolean.parseBoolean(value);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
freeDependencies = Boolean.parseBoolean(value);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
directional = Boolean.parseBoolean(value);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
genStop = Boolean.parseBoolean(value);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
distance = Boolean.parseBoolean(value);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
coarseDistance = Boolean.parseBoolean(value);
line = in.readLine();
value = line.substring(line.indexOf(' ') + 1);
dcTags = Boolean.parseBoolean(value);
line = in.readLine();
if ( ! line.matches("^nPrune.*")) {
throw new RuntimeException("Expected nPrune, found: " + line);
}
value = line.substring(line.indexOf(' ') + 1);
nodePrune = Boolean.parseBoolean(value);
line = in.readLine(); // get rid of last line
if (line.length() != 0) {
throw new RuntimeException("Expected blank line, found: " + line);
}
}
private static final long serialVersionUID = 4L;
} // end class Options