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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef LATINIME_AUTOCORRECTION_THRESHOLD_UTILS_H
     18 #define LATINIME_AUTOCORRECTION_THRESHOLD_UTILS_H
     19 
     20 #include "defines.h"
     21 
     22 namespace latinime {
     23 
     24 class AutocorrectionThresholdUtils {
     25  public:
     26     static float calcNormalizedScore(const int *before, const int beforeLength,
     27             const int *after, const int afterLength, const int score);
     28     static int editDistance(const int *before, const int beforeLength, const int *after,
     29             const int afterLength);
     30 
     31  private:
     32     DISALLOW_IMPLICIT_CONSTRUCTORS(AutocorrectionThresholdUtils);
     33 
     34     static const int MAX_INITIAL_SCORE;
     35     static const int TYPED_LETTER_MULTIPLIER;
     36     static const int FULL_WORD_MULTIPLIER;
     37 };
     38 } // namespace latinime
     39 #endif // LATINIME_AUTOCORRECTION_THRESHOLD_UTILS_H
     40