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(x <= min) ? base : sqrt(x+(base**2)-min)
...but with a special case check for 0.
1/sqrt( steepness * (abs(x-min) + abs(x-max) - (max-min)) + 1 )
.
state.getBoost() *
lengthNorm(fieldName, numTokens)
where
numTokens does not count overlap tokens if
discountOverlaps is true by default or true for this
specific field.
Directory
implementation that uses the
Linux-specific O_DIRECT flag to bypass all OS level
caching.NRTManager.get()
, but by passing false
for
requireDeletes, you can get faster reopen time, but
the returned reader is allowed to not reflect all
deletions.
HighFreqTerms
class extracts the top n most frequent terms
(by document frequency ) from an existing Lucene index and reports their
document frequency.RAMDirectory
around any provided delegate directory, to
be used during NRT search.NRTManager
.Filter
.PKIndexSplitter.PKIndexSplitter(Version, Directory, Directory, Directory, Filter)
instead.
This constructor will be removed in Lucene 4.0.
PKIndexSplitter.PKIndexSplitter(Version, Directory, Directory, Directory, Term)
instead. This constructor will be removed in Lucene 4.0.
Filter
.
NRTManager.get()
or NRTManager.get(long)
.
NRTManager.addWaitingListener(org.apache.lucene.index.NRTManager.WaitingListener)
.
MultiPassIndexSplitter.split(Version, IndexReader, Directory[], boolean)
instead.
This method will be removed in Lucene 4.0.
Directory
implementation for Microsoft Windows.NativeFSLockFactory
.
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