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-rw-r--r--extools/Makefile.am7
-rw-r--r--extools/extractor_monolingual.cc196
-rw-r--r--gi/posterior-regularisation/prjava/src/io/FileUtil.java18
-rw-r--r--gi/posterior-regularisation/prjava/src/phrase/Trainer.java8
4 files changed, 216 insertions, 13 deletions
diff --git a/extools/Makefile.am b/extools/Makefile.am
index 1c0da21b..807fe7d6 100644
--- a/extools/Makefile.am
+++ b/extools/Makefile.am
@@ -4,7 +4,8 @@ bin_PROGRAMS = \
build_lexical_translation \
filter_grammar \
featurize_grammar \
- filter_score_grammar
+ filter_score_grammar \
+ extractor_monolingual
noinst_PROGRAMS =
@@ -35,5 +36,9 @@ extractor_SOURCES = sentence_pair.cc extract.cc extractor.cc striped_grammar.cc
extractor_LDADD = $(top_srcdir)/decoder/libcdec.a -lz
extractor_LDFLAGS = -all-static
+extractor_monolingual_SOURCES = extractor_monolingual.cc
+extractor_monolingual_LDADD = $(top_srcdir)/decoder/libcdec.a -lz
+extractor_monolingual_LDFLAGS = -all-static
+
AM_CPPFLAGS = -W -Wall -Wno-sign-compare $(GTEST_CPPFLAGS) -I$(top_srcdir)/decoder
diff --git a/extools/extractor_monolingual.cc b/extools/extractor_monolingual.cc
new file mode 100644
index 00000000..5db768e3
--- /dev/null
+++ b/extools/extractor_monolingual.cc
@@ -0,0 +1,196 @@
+#include <iostream>
+#include <vector>
+#include <utility>
+#include <tr1/unordered_map>
+
+#include <boost/functional/hash.hpp>
+#include <boost/program_options.hpp>
+#include <boost/program_options/variables_map.hpp>
+#include <boost/lexical_cast.hpp>
+
+#include "tdict.h"
+#include "fdict.h"
+#include "wordid.h"
+#include "filelib.h"
+
+using namespace std;
+using namespace std::tr1;
+namespace po = boost::program_options;
+
+static const size_t MAX_LINE_LENGTH = 100000;
+WordID kBOS, kEOS, kDIVIDER, kGAP;
+int kCOUNT;
+
+void InitCommandLine(int argc, char** argv, po::variables_map* conf) {
+ po::options_description opts("Configuration options");
+ opts.add_options()
+ ("input,i", po::value<string>()->default_value("-"), "Input file")
+ ("phrases,p", po::value<string>(), "File contatining phrases of interest")
+ ("phrase_context_size,S", po::value<int>()->default_value(2), "Use this many words of context on left and write when writing base phrase contexts")
+ ("silent", "Write nothing to stderr except errors")
+ ("help,h", "Print this help message and exit");
+ po::options_description clo("Command line options");
+ po::options_description dcmdline_options;
+ dcmdline_options.add(opts);
+
+ po::store(parse_command_line(argc, argv, dcmdline_options), *conf);
+ po::notify(*conf);
+
+ if (conf->count("help") || conf->count("input") != 1 || conf->count("phrases") != 1) {
+ cerr << "\nUsage: extractor_monolingual [-options]\n";
+ cerr << dcmdline_options << endl;
+ exit(1);
+ }
+}
+
+struct TrieNode
+{
+ TrieNode(int l) : finish(false), length(l) {};
+ ~TrieNode()
+ {
+ for (unordered_map<int, TrieNode*>::iterator
+ it = next.begin(); it != next.end(); ++it)
+ delete it->second;
+ next.clear();
+ }
+
+ TrieNode *follow(int token)
+ {
+ unordered_map<int, TrieNode*>::iterator
+ found = next.find(token);
+ if (found != next.end())
+ return found->second;
+ else
+ return 0;
+ }
+
+ void insert(const vector<int> &tokens)
+ {
+ insert(tokens.begin(), tokens.end());
+ }
+
+ void insert(vector<int>::const_iterator begin, vector<int>::const_iterator end)
+ {
+ if (begin == end)
+ finish = true;
+ else
+ {
+ int token = *begin;
+ unordered_map<int, TrieNode*>::iterator
+ nit = next.find(token);
+ if (nit == next.end())
+ nit = next.insert(make_pair(token, new TrieNode(length+1))).first;
+ ++begin;
+ nit->second->insert(begin, end);
+ }
+ }
+
+ bool finish;
+ int length;
+ unordered_map<int, TrieNode*> next;
+};
+
+void WriteContext(const vector<int>& sentence, int start, int end, int ctx_size)
+{
+ for (int i = start; i < end; ++i)
+ {
+ if (i != start) cout << " ";
+ cout << sentence[i];
+ }
+ cout << '\t';
+ for (int i = ctx_size; i > 0; --i)
+ cout << TD::Convert(sentence[start-i]) << " ";
+ cout << " " << TD::Convert(kGAP);
+ for (int i = 0; i < ctx_size; ++i)
+ cout << " " << TD::Convert(sentence[end+i]);
+ cout << "\n";
+}
+
+inline bool IsWhitespace(char c) {
+ return c == ' ' || c == '\t';
+}
+
+inline void SkipWhitespace(const char* buf, int* ptr) {
+ while (buf[*ptr] && IsWhitespace(buf[*ptr])) { ++(*ptr); }
+}
+
+vector<int> ReadSentence(const char *buf, int padding)
+{
+ int ptr = 0;
+ SkipWhitespace(buf, &ptr);
+ int start = ptr;
+ vector<int> sentence;
+ for (int i = 0; i < padding; ++i)
+ sentence.push_back(kBOS);
+
+ while (char c = buf[ptr])
+ {
+ if (!IsWhitespace(c))
+ ++ptr;
+ else {
+ sentence.push_back(TD::Convert(string(buf, start, ptr-start)));
+ SkipWhitespace(buf, &ptr);
+ start = ptr;
+ }
+ }
+ for (int i = 0; i < padding; ++i)
+ sentence.push_back(kEOS);
+
+ return sentence;
+}
+
+int main(int argc, char** argv)
+{
+ po::variables_map conf;
+ InitCommandLine(argc, argv, &conf);
+ kBOS = TD::Convert("<s>");
+ kEOS = TD::Convert("</s>");
+ kDIVIDER = TD::Convert("|||");
+ kGAP = TD::Convert("<PHRASE>");
+ kCOUNT = FD::Convert("C");
+
+ bool silent = conf.count("silent") > 0;
+ const int ctx_size = conf["phrase_context_size"].as<int>();
+
+ char buf[MAX_LINE_LENGTH];
+ TrieNode phrase_trie(0);
+ ReadFile rpf(conf["phrases"].as<string>());
+ istream& pin = *rpf.stream();
+ while (pin) {
+ pin.getline(buf, MAX_LINE_LENGTH);
+ phrase_trie.insert(ReadSentence(buf, 0));
+ }
+
+ ReadFile rif(conf["input"].as<string>());
+ istream &iin = *rif.stream();
+ int line = 0;
+ while (iin) {
+ ++line;
+ iin.getline(buf, MAX_LINE_LENGTH);
+ if (buf[0] == 0) continue;
+ if (!silent) {
+ if (line % 200 == 0) cerr << '.';
+ if (line % 8000 == 0) cerr << " [" << line << "]\n" << flush;
+ }
+
+ vector<int> sentence = ReadSentence(buf, ctx_size);
+ vector<TrieNode*> tries(1, &phrase_trie);
+ for (int i = ctx_size; i < (int)sentence.size() - ctx_size; ++i)
+ {
+ vector<TrieNode*> tries_prime(1, &phrase_trie);
+ for (vector<TrieNode*>::iterator tit = tries.begin(); tit != tries.end(); ++tit)
+ {
+ TrieNode* next = (*tit)->follow(sentence[i]);
+ if (next != 0)
+ {
+ if (next->finish)
+ WriteContext(sentence, i - next->length, i, ctx_size);
+ tries_prime.push_back(next);
+ }
+ }
+ swap(tries, tries_prime);
+ }
+ }
+ if (!silent) cerr << endl;
+ return 0;
+}
diff --git a/gi/posterior-regularisation/prjava/src/io/FileUtil.java b/gi/posterior-regularisation/prjava/src/io/FileUtil.java
index 81e7747b..6720d087 100644
--- a/gi/posterior-regularisation/prjava/src/io/FileUtil.java
+++ b/gi/posterior-regularisation/prjava/src/io/FileUtil.java
@@ -8,24 +8,25 @@ public class FileUtil
public static BufferedReader reader(File file) throws FileNotFoundException, IOException
{
if (file.getName().endsWith(".gz"))
- return new BufferedReader(new InputStreamReader(new GZIPInputStream(new FileInputStream(file))));
+ return new BufferedReader(new InputStreamReader(new GZIPInputStream(new FileInputStream(file)), "UTF8"));
else
- return new BufferedReader(new FileReader(file));
+ return new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF8"));
}
public static PrintStream printstream(File file) throws FileNotFoundException, IOException
{
if (file.getName().endsWith(".gz"))
- return new PrintStream(new GZIPOutputStream(new FileOutputStream(file)));
+ return new PrintStream(new GZIPOutputStream(new FileOutputStream(file)), true, "UTF8");
else
- return new PrintStream(new FileOutputStream(file));
+ return new PrintStream(new FileOutputStream(file), true, "UTF8");
}
- public static Scanner openInFile(String filename){
+ public static Scanner openInFile(String filename)
+ {
Scanner localsc=null;
try
{
- localsc=new Scanner (new FileInputStream(filename));
+ localsc=new Scanner(new FileInputStream(filename), "UTF8");
}catch(IOException ioe){
System.out.println(ioe.getMessage());
@@ -33,10 +34,11 @@ public class FileUtil
return localsc;
}
- public static FileInputStream openInputStream(String infilename){
+ public static FileInputStream openInputStream(String infilename)
+ {
FileInputStream fis=null;
try {
- fis =(new FileInputStream(infilename));
+ fis = new FileInputStream(infilename);
} catch (IOException ioe) {
System.out.println(ioe.getMessage());
diff --git a/gi/posterior-regularisation/prjava/src/phrase/Trainer.java b/gi/posterior-regularisation/prjava/src/phrase/Trainer.java
index d1322c26..7f0b1970 100644
--- a/gi/posterior-regularisation/prjava/src/phrase/Trainer.java
+++ b/gi/posterior-regularisation/prjava/src/phrase/Trainer.java
@@ -34,10 +34,10 @@ public class Trainer
parser.accepts("agree");
parser.accepts("no-parameter-cache");
parser.accepts("skip-large-phrases").withRequiredArg().ofType(Integer.class).defaultsTo(5);
- parser.accepts("rare-word").withRequiredArg().ofType(Integer.class).defaultsTo(0);
- parser.accepts("rare-edge").withRequiredArg().ofType(Integer.class).defaultsTo(0);
- parser.accepts("rare-phrase").withRequiredArg().ofType(Integer.class).defaultsTo(0);
- parser.accepts("rare-context").withRequiredArg().ofType(Integer.class).defaultsTo(0);
+ parser.accepts("rare-word").withRequiredArg().ofType(Integer.class).defaultsTo(10);
+ parser.accepts("rare-edge").withRequiredArg().ofType(Integer.class).defaultsTo(1);
+ parser.accepts("rare-phrase").withRequiredArg().ofType(Integer.class).defaultsTo(2);
+ parser.accepts("rare-context").withRequiredArg().ofType(Integer.class).defaultsTo(2);
OptionSet options = parser.parse(args);
if (options.has("help") || !options.has("in"))
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 17:45:02 +0000