From c4ade3091b812ca135ae6520fa7173e1bbf28754 Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@cs.cmu.edu>
Date: Tue, 25 Jan 2011 22:30:48 +0200
Subject: update kenlm

---
 klm/lm/ngram_query.cc | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

(limited to 'klm/lm/ngram_query.cc')

diff --git a/klm/lm/ngram_query.cc b/klm/lm/ngram_query.cc
index 3fa8cb03..d6da02e3 100644
--- a/klm/lm/ngram_query.cc
+++ b/klm/lm/ngram_query.cc
@@ -6,6 +6,8 @@
 #include <iostream>
 #include <string>
 
+#include <ctype.h>
+
 #include <sys/resource.h>
 #include <sys/time.h>
 
@@ -43,35 +45,38 @@ template <class Model> void Query(const Model &model) {
     state = model.BeginSentenceState();
     float total = 0.0;
     bool got = false;
+    unsigned int oov = 0;
     while (std::cin >> word) {
       got = true;
       lm::WordIndex vocab = model.GetVocabulary().Index(word);
+      if (vocab == 0) ++oov;
       ret = model.FullScore(state, vocab, out);
       total += ret.prob;
       std::cout << word << '=' << vocab << ' ' << static_cast<unsigned int>(ret.ngram_length)  << ' ' << ret.prob << '\n';
       state = out;
-      if (std::cin.get() == '\n') break;
+      char c;
+      while (true) {
+        c = std::cin.get();
+        if (!std::cin) break;
+        if (c == '\n') break;
+        if (!isspace(c)) {
+          std::cin.unget();
+          break;
+        }
+      }
+      if (c == '\n') break;
     }
     if (!got && !std::cin) break;
     ret = model.FullScore(state, model.GetVocabulary().EndSentence(), out);
     total += ret.prob;
     std::cout << "</s>=" << model.GetVocabulary().EndSentence() << ' ' << static_cast<unsigned int>(ret.ngram_length)  << ' ' << ret.prob << '\n';
-    std::cout << "Total: " << total << '\n';
+    std::cout << "Total: " << total << " OOV: " << oov << '\n';
   }
   PrintUsage("After queries:\n");
 }
 
-class PrintVocab : public lm::ngram::EnumerateVocab {
-  public:
-    void Add(lm::WordIndex index, const StringPiece &str) {
-      std::cerr << "vocab " << index << ' ' << str << '\n';
-    }
-};
-
 template <class Model> void Query(const char *name) {
   lm::ngram::Config config;
-  PrintVocab printer;
-  config.enumerate_vocab = &printer;
   Model model(name, config);
   Query(model);
 }
-- 
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