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Transforms term frequency (TF) vectors to TF-IDF vectors (Java version).
a JavaRDD of term frequency vectors
a JavaRDD of TF-IDF vectors
 
      
    
      Transforms a term frequency (TF) vector to a TF-IDF vector
Transforms a term frequency (TF) vector to a TF-IDF vector
a term frequency vector
a TF-IDF vector
 
      
    
      Transforms term frequency (TF) vectors to TF-IDF vectors.
Transforms term frequency (TF) vectors to TF-IDF vectors.
If minDocFreq was set for the IDF calculation,
the terms which occur in fewer than minDocFreq
documents will have an entry of 0.
an RDD of term frequency vectors
an RDD of TF-IDF vectors
 
      
    
       
      
    
       
      
    
      
Represents an IDF model that can transform term frequency vectors.