LuceneNewsSearch - A Search Engine that uses BM25F to search and rank News Articles

About

This project was a part of Information Retrieval Course See IR_Presentation.pdf and IR_Report.pdf for more info

Ranking Algorithm

BM25F, a variant of BM25, was used for ranking search results which is one of the state-of-the-art method used for ranking structured documents

Requirements:

1. Lucene 6.2.0
2. Eclipse or netbeans (Note: Create a folder "lucene" in C: drive of windows and put your entire lucene-6.2.0 folder inside this to avoid any build path complications)

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How To Run:

1. Extract the LuceneNewsSearch-Final.zip file in eclipse workspace
2. In eclipse, File->Import->General->Existing Projects... and import the extracted folder
3. Import the Lucene jar files by going to File->Build Path->Configure Build Path-> Add External Jars
4. Select the file NewJFrame1.java and run it in eclipse
5. A window opens, click on write index.(This rewrites the index)
6. After writing index, Enter a query for example: "2016-12-31 01-02-2017 Trump Israel" (Note: The query can be made without dates also, but format supported for date are: dd-mm-yyyy,dd/mm/yyyy,yyyy-mm-dd,dd-mm-yyyy)
7. Click on "search" button to see the results in the textarea of GUI.

Some GUI snapshots