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Search criteria: "relevency computation".
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No results found for "relevency computation".
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Search results for relevency computation :
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Uses of Package org.apache.lucene.search.grouping (Lucene 4.3.0 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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[- hide]
| ...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_3_0/grouping/org/apache/luc.../package-use.html
2013-05-06, 08:52
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org.apache.lucene.search.grouping (Lucene 4.3.0 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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[- hide]
| ... 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... |
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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_3_0/grouping/org/apache.../package-summary.html
2013-05-06, 08:52
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Uses of Class org.apache.lucene.search.grouping.GroupingSearch (Lucene 4.2.1 API) - Lucene - [web site]
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...Search.setAllGroupHeads(boolean allGroupHeads)
Whether to compute all group heads (most relevant document per group) matching the query.
GroupingSearch GroupingSearch.setAllGroups(boolean allGroups)
Whether to also compute all...
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...Search.setIncludeMaxScore(boolean includeMaxScore)
Whether to include the score of the most relevant document per group.
GroupingSearch GroupingSearch.setIncludeScores(boolean includeScores)
Whether to include the scores per doc...
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http://lucene.apache.org/java/4_2_1/grouping/org/apache/.../GroupingSearch.html
2013-04-04, 00:43
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GroupingSearch (Lucene 4.2.1 API) - Lucene - [web site]
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... group heads (most relevant document per group) matching the query.
GroupingSearch setAllGroups(boolean allGroups)
Whether to also compute all groups matching the query...
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...AllGroupHeads(boolean allGroupHeads)
Whether to compute all group heads (most relevant document per group) matching the query.
This feature isn't enabled when grouping by doc block.
Parameters:
allGroupHeads - Whether...
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Returns:
this
getAllGroupHeads
public Bits getAllGroupHeads()
Returns the matching group heads if set... |
| ...(IndexSearcher searcher,
Query query,
int groupOffset,
int groupLimit)
Executes a grouped search.
GroupingSearch setAllGroupHeads(boolean allGroupHeads)
Whether to compute all... |
| ... groups are sorted.
GroupingSearch setIncludeMaxScore(boolean includeMaxScore)
Whether to include the score of the most relevant document per group.
GroupingSearch set... |
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http://lucene.apache.org/java/4_2_1/grouping/org/apache/.../GroupingSearch.html
2013-04-04, 00:43
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QualityStats (Lucene 4.1.0 API) - Lucene - [web site]
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... of queries.
Nested Class Summary
Nested Classes Modifier and Type Class and Description
static class QualityStats.RecallPoint
A certain rank in which a relevant doc was found...
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Field Summary
Fields Modifier and Type Field and Description
static int MAX_POINTS
Number of points for which precision is computed.
Constructor Summary
Constructors Constructor...
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QualityStats(double maxGoodPoints,
long searchTime)
Construct a QualityStats object with anticipated maximal number of relevant hits.
Method Summary
Methods... |
| ... Modifier and Type Method and Description
void addResult(int n,
boolean isRelevant,
long docNameExtractTime)
Add a (possibly relevant) doc.
static QualityStats average... |
| ... reciprocal rank over the queries or RR for a single query.
double getNumGoodPoints()
Returns the number of good points (only relevant points).
double getNumPoints()
Returns the number of points... |
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http://lucene.apache.org/java/4_1_0/benchmark/org/apache/l.../QualityStats.html
2013-01-22, 06:26
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Index (Lucene 4.3.0 API) - Lucene - [web site]
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....apache.lucene.search.grouping.AbstractGroupFacetCollector
setAllGroupHeads(boolean) - Method in class org.apache.lucene.search.grouping.GroupingSearch
Whether to compute all group heads (most relevant document per group) matching the query.
set...
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....apache.lucene.search.grouping
This collector specializes in collecting the most relevant document (group head) for each group that match the query.
AbstractAllGroupHeadsCollector(int) - Constructor for class org...
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[- hide]
| ....apache.lucene.search.grouping.AbstractFirstPassGroupingCollector
Create the first pass collector.
AbstractGroupFacetCollector - Class in org.apache.lucene.search.grouping
Base class for computing grouped facets.
Abstract... |
| ... relevant document.
compare(int, int) - Method in class org.apache.lucene.search.grouping.function.FunctionAllGroupHeadsCollector.GroupHead
compIDXEnd - Variable in class org... |
| ...AllGroupHeadsCollector - Class in org.apache.lucene.search.grouping.function
An implementation of AbstractAllGroupHeadsCollector for retrieving the most relevant groups when grouping
by ValueSource.
Function... |
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http://lucene.apache.org/core/4_3_0/grouping/index-all.html
2013-05-06, 08:52
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org.apache.lucene.search.grouping.term (Lucene 4.2.1 API) - Lucene - [web site]
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...AllGroupHeadsCollector for retrieving the most relevant groups when grouping
on a string based group field.
TermAllGroupsCollector A collector that collects all groups that match the
query.
Term...
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...DocValues
to collect groups.
TermGroupFacetCollector An implementation of AbstractGroupFacetCollector that computes grouped facets based on the indexed terms
from the FieldCache.
Term...
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http://lucene.apache.org/java/4_2_1/grouping/org/apache.../package-summary.html
2013-04-04, 00:43
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Uses of Class org.apache.lucene.search.grouping.GroupingSearch (Lucene 4.2.0 API) - Lucene - [web site]
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...Search GroupingSearch.disableCaching()
Disables any enabled cache.
GroupingSearch GroupingSearch.setAllGroupHeads(boolean allGroupHeads)
Whether to compute all group heads (most relevant document per...
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... group) matching the query.
GroupingSearch GroupingSearch.setAllGroups(boolean allGroups)
Whether to also compute all groups matching the query.
GroupingSearch Grouping...
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[- hide]
| ...Search.setIncludeMaxScore(boolean includeMaxScore)
Whether to include the score of the most relevant document per group.
GroupingSearch GroupingSearch.setIncludeScores(boolean includeScores)
Whether to include the scores per doc inside a group... |
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http://lucene.apache.org/java/4_2_0/grouping/org/apache/.../GroupingSearch.html
2013-03-11, 05:47
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IndexableField (Lucene 4.2.1 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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| ...).
See Also:
Similarity.computeNorm(FieldInvertState),
TFIDFSimilarity.encodeNormValue(float)
binaryValue
BytesRef binaryValue()
Non-null if this field has a binary value... |
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http://lucene.apache.org/java/4_2_1/core/org/apache/luce.../IndexableField.html
2013-04-04, 00:43
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Uses of Class org.apache.lucene.search.Sort (Lucene 4.1.0 API) - Lucene - [web site]
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....INDEXORDER
Represents sorting by index order.
static Sort Sort.RELEVANCE
Represents sorting by computed relevance.
Methods in org.apache.lucene.search that return Sort Modifier and Type Method...
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control over whether hit scores and max score
should be computed.
TopFieldDocs IndexSearcher.search(Query query,
int n,
Sort sort)
Search implementation with arbitrary sorting...
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[- hide]
| ... with arbitrary
sorting and control over whether hit scores and max
score should be computed.
TopDocs IndexSearcher.searchAfter(ScoreDoc after,
Query query,
Filter... |
| ... are after a previous
result (after), allowing control over
whether hit scores and max score should be computed.
TopDocs IndexSearcher.searchAfter(ScoreDoc after,
Query... |
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http://lucene.apache.org/java/4_1_0/core/org/apache/lucene/search/.../Sort.html
2013-01-22, 06:26
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