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 This folder contains the Lucene indexer and searcher implemented using Java.
+
+1. lucene-6.3.0-jars: contains the jars of lucene-6.3.0;
+2. Indexer.java: the java program used to index a set of question docs, see the "lucene-docs.txt" and the Lucene index built for the "lucene-docs.txt" in "lucene docs+index.7z";
+3. Searcher.java: the java program used to search the top-N similar question docs for a query.