Examples of joshua.decoder.ff.tm.BilingualRule

joshua.decoder.ff.tm.BilingualRule
Normally, the feature score in the rule should be *cost* (i.e., -LogP), so that the feature weight should be positive @author Zhifei Li, @version $LastChangedDate: 2010-01-20 19:46:54 -0600 (Wed, 20 Jan 2010) $

              sourcePattern, 
              sourcePatternCount, 
              translation, 
              counts, p_e_given_f_denominator);


        Rule rule = new BilingualRule(
            SymbolTable.X, 
            sourcePattern.getWordIDs(), 
            translation.getWordIDs(), 
            featureScores, 
            translation.arity(),

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    int[] sourceRHS = {24, -1, 42, 738};
    int[] targetRHS = {-1, 7, 8};
    float[] featureScores = {-2.35f, -1.78f, -0.52f};
    int arity = 1;
    
    Rule dummyRule = new BilingualRule(lhs, sourceRHS, targetRHS, featureScores, arity);
    
    Assert.assertEquals(featureFunction.estimateLogP(dummyRule, -1), ArityPhrasePenaltyFF.ALPHA);
    
  }

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  }
  
  
  public Rule constructManualRule(int lhs, int[] sourceWords,
      int[] targetWords, float[] scores, int arity) {
    return new BilingualRule(lhs, sourceWords, targetWords, scores, arity, this.ruleOwner, 0, getOOVRuleID());
  }

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     * */
    if ( (!hasLM) && numFeatures > 0) { 
      feat_scores[0] = oovFeatureCost;
    }
    
    return new BilingualRule(
        this.defaultLHS, french, english, 
        feat_scores, 0, this.ruleOwner, 
        0, getOOVRuleID());


  }

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    int i = 0;
    for (String score : scores) {
      feature_scores[i++] = Float.parseFloat(score);
    }
    
    return new BilingualRule(lhs, french, english, feature_scores, arity);
  }

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    float[] feature_scores = new float[scores.length];
    for (int i = 0; i < scores.length; i++) {
      feature_scores[i] = Float.parseFloat(scores[i]);
    }
    
    return new BilingualRule(lhs, french, english, 
        feature_scores, arity, owner, 0, id);
  }

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     * */
    if ( (!hasLM) && qtyFeatures > 0) { 
      feat_scores[0] = oovFeatureCost;
    }
    
    return new BilingualRule(this.defaultLHS, french, english, feat_scores, 0, this.defaultOwner, 0, getOOVRuleID());
  }

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    return OOV_RULE_ID;
  }
  
  
  public Rule constructManualRule(int lhs, int[] sourceWords, int[] targetWords, float[] scores, int arity) {
    return new BilingualRule(lhs, sourceWords, targetWords, scores, arity, this.defaultOwner, 0, getOOVRuleID());
  }

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    int i = 0;
    for (String score : scores) {
      feature_scores[i++] = Float.parseFloat(score);
    }


    return new BilingualRule(lhs, french, english, feature_scores, arity);
  }

View Full Code Here

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