From 0b9031042500d45a098762f0a930bd6a66a58fac Mon Sep 17 00:00:00 2001
From: Kenneth Heafield <github@kheafield.com>
Date: Fri, 18 Jan 2013 17:12:51 +0000
Subject: KenLM dffafbf with lmplz source (but not built)

---
 klm/lm/builder/interpolate.hh | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 klm/lm/builder/interpolate.hh

(limited to 'klm/lm/builder/interpolate.hh')

diff --git a/klm/lm/builder/interpolate.hh b/klm/lm/builder/interpolate.hh
new file mode 100644
index 00000000..9268d404
--- /dev/null
+++ b/klm/lm/builder/interpolate.hh
@@ -0,0 +1,27 @@
+#ifndef LM_BUILDER_INTERPOLATE__
+#define LM_BUILDER_INTERPOLATE__
+
+#include <stdint.h>
+
+#include "lm/builder/multi_stream.hh"
+
+namespace lm { namespace builder {
+ 
+/* Interpolate step.  
+ * Input: suffix sorted n-grams with (p_uninterpolated, gamma) from
+ * InitialProbabilities.
+ * Output: suffix sorted n-grams with complete probability
+ */
+class Interpolate {
+  public:
+    explicit Interpolate(uint64_t unigram_count, const ChainPositions &backoffs);
+
+    void Run(const ChainPositions &positions);
+
+  private:
+    float uniform_prob_;
+    ChainPositions backoffs_;
+};
+
+}} // namespaces
+#endif // LM_BUILDER_INTERPOLATE__
-- 
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