question: private static Counter < String > loadWeights ( String wtsInitialFile , boolean uniformStartWeights , boolean randomizeStartWeights , TranslationModel < IString , String > translationModel ) { Counter < String > weights = IOTools . readWeights ( wtsInitialFile ) ; if ( weights == null ) weights = new ClassicCounter < > ( ) ; if ( uniformStartWeights ) { Set < String > featureNames = new HashSet < > ( weights . keySet ( ) ) ; featureNames . addAll ( FeatureUtils . getBaselineFeatures ( translationModel ) ) ; for ( String key : featureNames ) { if ( key . startsWith ( NGramLanguageModelFeaturizer . DEFAULT_FEATURE_NAME ) ) { weights . setCount ( key , 0.5 ) ; } else if ( key . startsWith ( WordPenaltyFeaturizer . FEATURE_NAME ) ) { weights . setCount ( key , - 1.0 ) ; } else { weights . setCount ( key , 0.2 ) ; } } } if ( randomizeStartWeights ) { double scale = 1e-4 ; OptimizerUtils . randomizeWeightsInPlace ( weights , scale ) ; } return weights ; }
target:  Configure weights stored on file.