org.apache.lucene.search.similarities

## Class LMSimilarity.DefaultCollectionModel

- java.lang.Object
- - org.apache.lucene.search.similarities.LMSimilarity.DefaultCollectionModel

- All Implemented Interfaces:
    LMSimilarity.CollectionModel
  Enclosing class:
    LMSimilarity

      public static class LMSimilarity.DefaultCollectionModel
      extends Object
      implements LMSimilarity.CollectionModel

  Models `p(w|C)` as the number of occurrences of the term in the collection, divided by the total number of tokens `+ 1`.

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `DefaultCollectionModel()` Sole constructor: parameter-free

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `float` | `computeProbability(BasicStats stats)` Computes the probability `p(w|C)` according to the language model strategy for the current term.
    `String` | `getName()` The name of the collection model strategy.

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### DefaultCollectionModel

          public DefaultCollectionModel()

      Sole constructor: parameter-free

  - ### Method Detail

    - #### computeProbability

          public float computeProbability(BasicStats stats)

      Description copied from interface: `LMSimilarity.CollectionModel`
      Computes the probability `p(w|C)` according to the language model strategy for the current term.
      Specified by:
        `computeProbability` in interface `LMSimilarity.CollectionModel`

    - #### getName

          public String getName()

      Description copied from interface: `LMSimilarity.CollectionModel`
      The name of the collection model strategy.
      Specified by:
        `getName` in interface `LMSimilarity.CollectionModel`

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