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Inverted-Index

Overview

This project consistes of a program to create an Inverted Index using Lucene API.

Input Specification

The given lucene index is generated by indexing a subset of PubMed corpus on Solr. It contains article titles in three languages: French, Spanish, and English. Another input file is provided which consists of a set of terms to be queried.

Output Specification

Created the Inverted Index using Lucene API on the given index file. Queried the set of terms given in the input file for following -

  • Term at a Time - OR (TAAT-OR)
  • Term at a Time - AND (TAAT-AND)
  • Document at a Time - OR (DAAT-OR)
  • Document at a Time - AND (DAAT-AND)

    The resulting postings list are saved in the output.txt file.