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Packages 169

JRuby

org.apache.lucene.search.similarities.LMSimilarity 3

I CollectionModel

C DefaultCollectionModel

C LMStats

LMStats — members 3+

C new(field, boost)

M collection_probability() double

C collection_probability=(collection_probability)

from BasicStats

M avg_field_length() double

C avg_field_length=(avg_field_length)

M boost() double

M doc_freq() long

C doc_freq=(doc_freq)

M number_of_documents() long

C number_of_documents=(number_of_documents)

M number_of_field_tokens() long

C number_of_field_tokens=(number_of_field_tokens)

M total_term_freq() long

C total_term_freq=(total_term_freq)

org.apache.lucene.search.similarities.LMSimilarity.LMStats

class extends BasicStats 3 members

Stores the collection distribution of the current term.

Constructors

new

new ( String field, double boost )

Java: <init>(String field, double boost)

Creates LMStats for the provided field and query-time boost

Instance Methods

collection_probability

double collection_probability ( )

Java: getCollectionProbability() · also: get_collection_probability

Returns the probability that the current term is generated by the collection.

collection_probability=

collection_probability= ( double collection_probability )

Java: setCollectionProbability(double collectionProbability) · also: set_collection_probability

Sets the probability that the current term is generated by the collection.

Inherited

from BasicStats

avg_field_length

double avg_field_length ( )

Java: getAvgFieldLength() · also: get_avg_field_length

Returns the average field length.

avg_field_length=

avg_field_length= ( double avg_field_length )

Java: setAvgFieldLength(double avgFieldLength) · also: set_avg_field_length

Sets the average field length.

boost

double boost ( )

Java: getBoost() · also: get_boost

Returns the total boost.

doc_freq

long doc_freq ( )

Java: getDocFreq() · also: get_doc_freq

Returns the document frequency.

doc_freq=

doc_freq= ( long doc_freq )

Java: setDocFreq(long docFreq) · also: set_doc_freq

Sets the document frequency.

number_of_documents

long number_of_documents ( )

Java: getNumberOfDocuments() · also: get_number_of_documents

Returns the number of documents.

number_of_documents=

number_of_documents= ( long number_of_documents )

Java: setNumberOfDocuments(long numberOfDocuments) · also: set_number_of_documents

Sets the number of documents.

number_of_field_tokens

long number_of_field_tokens ( )

Java: getNumberOfFieldTokens() · also: get_number_of_field_tokens

Returns the total number of tokens in the field.

number_of_field_tokens=

number_of_field_tokens= ( long number_of_field_tokens )

Java: setNumberOfFieldTokens(long numberOfFieldTokens) · also: set_number_of_field_tokens

Sets the total number of tokens in the field.

total_term_freq

long total_term_freq ( )

Java: getTotalTermFreq() · also: get_total_term_freq

Returns the total number of occurrences of this term across all documents.

total_term_freq=

total_term_freq= ( long total_term_freq )

Java: setTotalTermFreq(long totalTermFreq) · also: set_total_term_freq

Sets the total number of occurrences of this term across all documents.

Packages 169

JRuby

org.apache.lucene.search.similarities.LMSimilarity.LMStats

Constructors

new

Instance Methods

collection_probability

collection_probability=

Inherited

from BasicStats

avg_field_length

avg_field_length=

boost

doc_freq

doc_freq=

number_of_documents

number_of_documents=

number_of_field_tokens

number_of_field_tokens=

total_term_freq

total_term_freq=

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