Package | Description |
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org.terrier.structures.indexing.singlepass.hadoop |
Provides classes implemeting the Hadoop MapReduce indexing in Terrier.
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Modifier and Type | Field and Description |
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protected LinkedList<MapData> |
HadoopRunsMerger.mapData
The data loaded from side-effect files about each map task
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Modifier and Type | Method and Description |
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protected LinkedList<MapData> |
Hadoop_BasicSinglePassIndexer.loadRunData() |
Modifier and Type | Method and Description |
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int |
MapData.compareTo(MapData o) |
Modifier and Type | Method and Description |
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void |
HadoopRunsMerger.beginMerge(LinkedList<MapData> _mapData)
Alternate Merge operation for merging a linked list of runs of the form
Hadoop_MapData.
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void |
Hadoop_BasicSinglePassIndexer.startReduce(LinkedList<MapData> mapData)
Merge the postings for the current term, converts the document ID's in the
postings to be relative to one another using the run number, number of documents
covered in each run, the flush number for that run and the number of documents
flushed.
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Constructor and Description |
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IDComparator(LinkedList<MapData> mapData)
constructor
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Terrier 4.0. Copyright © 2004-2014 University of Glasgow