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Search criteria: "relevancy computation".
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No results found for "relevancy computation".
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Search results for relevancy computation :
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Apache Lucene - - OpenRelevance - [web site]
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...TaxonomyManager manages near-real-time reopens of both IndexSearcher and
TaxonomyReader (for faceting).
Added new facet method to the facet module to compute facet counts using Sorted...
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...SetDocValuesField,
without a separate taxonomy index.
DrillSideways class, for computing sideways facet counts, is now more flexible: it allows more
than one FacetRequest per dimension and now allows drilling...
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| ...-only
streams, hdfs, etc.
New suggest implementations: AnalyzingSuggester, where the underlying
form (computed from a lucene Analyzer) used for suggestions is
separate from the returned text... |
| ... enhancements including conditional function queries and relevancy functions.
New update processors to facilitate modifying documents prior to indexing.
A brand new web admin interface... |
| ... Lucene, Apache Solr, Apache PyLucene, Apache Open Relevance Project and their respective logos are trademarks of The Apache Software Foundation. All other marks mentioned may be trademarks... |
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http://lucene.apache.org/openrelevance/mailing-lists.html
2013-05-06, 12:49
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Index (Lucene 4.3.0 API) - Lucene - [web site]
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...BestFragment(Analyzer, String, String) - Method in class org.apache.lucene.search.highlight.Highlighter
Highlights chosen terms in a text, extracting the most relevant section.
getBestFragment(TokenStream, String...
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...) - Method in class org.apache.lucene.search.highlight.Highlighter
Highlights chosen terms in a text, extracting the most relevant section.
getBestFragment(FieldQuery, IndexReader, int, String...
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[- hide]
| ..., String, int) - Method in class org.apache.lucene.search.highlight.Highlighter
Highlights chosen terms in a text, extracting the most relevant sections.
getBestFragments(TokenStream, String... |
| ..., int) - Method in class org.apache.lucene.search.highlight.Highlighter
Highlights chosen terms in a text, extracting the most relevant sections.
getBestFragments(TokenStream, String, int... |
| ..., String) - Method in class org.apache.lucene.search.highlight.Highlighter
Highlights terms in the text , extracting the most relevant sections
and concatenating the chosen fragments... |
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http://lucene.apache.org/core/4_3_0/highlighter/index-all.html
2013-05-06, 08:52
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Field (Lucene 4.3.0 API) - Lucene - [web site]
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... the field's index-time boost.
Only fields can have an index-time boost, if you want to simulate
a "document boost", then you must pre-multiply it across all the
relevant fields yourself...
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....
The boost is used to compute the norm factor for the field. By
default, in the Similarity.computeNorm(FieldInvertState) method,
the boost value is multiplied by the length normalization factor...
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http://lucene.apache.org/java/4_3_0/core/org/apache/lucene/docume.../Field.html
2013-05-06, 08:52
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Lucene Change Log - Lucene - [web site]
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...SetDocValuesAccumulator, to compute topK facet counts from a
field's SortedSetDocValues. This method only supports flat
(dim/label) facets, is a bit (~25%) slower, has added cost
per-IndexReader-open to compute its ordinal...
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...Searcher.search when the argument list contains a Sort
and one of the sort fields is the relevance score. Only IndexSearchers created
with an ExecutorService are concerned.
(Adrien Grand)
LUCENE-4738, LUCENE...
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| ...Accumualtor and return the relevant aggregator,
for aggregating the association values.
(Shai Erera)
LUCENE-4748: A FacetRequest on a non-existent field now returns an
empty FacetResult instead of skipping it... |
| ...AppendingLongBuffer: an append-only buffer for
monotonically increasing values.
(Adrien Grand)
LUCENE-4748: Added DrillSideways utility class for computing both
drill-down and drill-sideways counts for a Drill... |
| ....
(Robert Muir)
LUCENE-4796, SOLR-4373: Fix concurrency issue in NamedSPILoader and
AnalysisSPILoader when doing reload (e.g. from Solr).
(Uwe Schindler, Hossman)
LUCENE-4802: Don't compute norms... |
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http://lucene.apache.org/core/4_3_0/changes/Changes.html
2013-05-06, 08:52
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Index (Lucene 4.3.0 API) - Lucene - [web site]
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....apache.lucene.facet.taxonomy.CategoryPath
The components of this CategoryPath.
compute() - Method in class org.apache.lucene.facet.partitions.PartitionsFacetResultsHandler
compute() - Method in class org...
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....apache.lucene.facet.search.DepthOneFacetResultsHandler
compute() - Method in class org.apache.lucene.facet.search.FacetResultsHandler
Computes the FacetResult for the given FacetArrays.
contains(int) - Method in class org...
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| ....apache.lucene.facet.complements.TotalFacetCountsCache
Default size of in memory cache for computed total facet counts.
DEFAULT_CATEGORY_LIST_PARAMS - Static variable in class org.apache.lucene.facet.params.FacetIndexingParams
DEFAULT... |
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http://lucene.apache.org/core/4_3_0/facet/index-all.html
2013-05-06, 08:52
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IndexableField (Lucene 4.2.0 API) - Lucene - [web site]
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...-time boost.
Only fields can have an index-time boost, if you want to simulate
a "document boost", then you must pre-multiply it across all the
relevant fields yourself.
The boost is used...
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... to compute the norm factor for the field. By
default, in the Similarity.computeNorm(FieldInvertState) method,
the boost value is multiplied by the length normalization factor and then
rounded...
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[- hide]
| ... other than 1.0f for a field that is not
indexed (IndexableFieldType.indexed() is false) or omits normalization values
(IndexableFieldType.omitNorms() returns true).
See Also:
Similarity.compute... |
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http://lucene.apache.org/java/4_2_0/core/org/apache/luce.../IndexableField.html
2013-03-11, 05:47
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Index (Lucene 4.3.0 API) - Lucene - [web site]
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... in class org.apache.lucene.queries.CustomScoreProvider
Explain the custom score.
customScore(int, float, float[]) - Method in class org.apache.lucene.queries.CustomScoreProvider
Compute...
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... a custom score by the subQuery score and a number of
FunctionQuery scores.
customScore(int, float, float) - Method in class org.apache.lucene.queries.CustomScoreProvider
Compute a custom...
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| ...).
Subclasses can modify the computation by overriding CustomScoreQuery.getCustomScoreProvider(org.apache.lucene.index.AtomicReaderContext).
CustomScoreQuery(Query) - Constructor for class org... |
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http://lucene.apache.org/core/4_3_0/queries/index-all.html
2013-05-06, 08:52
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BlockGroupingCollector (Lucene 4.2.0 API) - Lucene - [web site]
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...Sort, determines how that group
sorts against other groups. This must be non-null,
ie, if you want to groupSort by relevance use
Sort.RELEVANCE.
topNGroups - How many top groups to keep...
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....
needsScores - true if the collected documents
require scores, either because relevance is included
in the withinGroupSort or because you plan to pass true
for either get...
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| ... collected is NOTE: This collector is unable to compute
the groupValue per group so it will always be null.
This is normally not a problem, as you can obtain the
value just like you obtain... |
| ... is
allowed, to sort by relevance.
groupOffset - Which group to start from
withinGroupOffset - Which document to start from
within each group
maxDocsPerGroup - How many top documents to keep... |
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http://lucene.apache.org/java/4_2_0/grouping/org.../BlockGroupingCollector.html
2013-03-11, 05:47
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Uses of Package org.apache.lucene.search.grouping (Lucene 4.2.0 API) - Lucene - [web site]
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... and Description
AbstractAllGroupHeadsCollector
This collector specializes in collecting the most relevant document (group head) for each group that match the query.
Abstract...
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...AllGroupHeadsCollector
This collector specializes in collecting the most relevant document (group head) for each group that match the query.
AbstractAllGroupHeadsCollector.GroupHead
Represents a group head.
Abstract...
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| ...FirstPassGroupingCollector
FirstPassGroupingCollector is the first of two passes necessary
to collect grouped hits.
AbstractGroupFacetCollector
Base class for computing grouped facets.
Abstract... |
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http://lucene.apache.org/java/4_2_0/grouping/org/apache/luc.../package-use.html
2013-03-11, 05:47
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org.apache.lucene.search.grouping (Lucene 4.2.0 API) - Lucene - [web site]
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...AllGroupHeadsCollector that can be used to retrieve all most relevant
documents per group. Also known as group heads. This can be useful in situations when one wants to compute group
based facets / statistics...
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... to compute the most relevant documents per group it is better to just use the collector as done here below.
AbstractAllGroupHeadsCollector c = TermAllGroupHeadsCollector.create(groupField, sort...
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| ... in collecting the most relevant document (group head) for each group that match the query.
AbstractAllGroupHeadsCollector.GroupHead<GROUP_VALUE_TYPE>
Represents a group head.
Abstract... |
| ...
to collect grouped hits.
AbstractGroupFacetCollector
Base class for computing grouped facets.
AbstractGroupFacetCollector.FacetEntry
Represents a facet entry with a value and a count... |
| ..., if you specify "price" (ascending) then the first group
is the one with the lowest price book within it. Or if you
specify relevance group sort, then the first group is the one... |
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http://lucene.apache.org/java/4_2_0/grouping/org/apache.../package-summary.html
2013-03-11, 05:47
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