• Mamta Kathuria
• C.K.Nagpal
• Neelam Duhan

The current trend in internet search is to find the similar entities. Keeping information retrieval in mind, there can be many possible way to refer a single entity.The work done in this paper helps to recognize and link different synonyms together and thereby be able to include documents where the entity being sought is included, but the naming is different. The motivation is to build a large dictionary of named entities and their synonyms using various methods used in the literature. This will further help to build a modified search system using query expansion to reformulate the original queries to include synonyms when an entity is detected. This paper also emphaseson the merits and demerits of various methods used in the literature to find entity synonym.

Entity Synonym, Query Reformulation, Entity Dictionary

"CREATION OF ENTITY SYNONYMS DICTIONARY AND ITS USAGE FOR QUERY REFORMULATION: A REVIEW", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.5, Issue 8, page no.1185-1190, August-2018, Available :http://www.jetir.org/papers/JETIRA006205.pdf

"CREATION OF ENTITY SYNONYMS DICTIONARY AND ITS USAGE FOR QUERY REFORMULATION: A REVIEW", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.5, Issue 8, page no. pp1185-1190, August-2018, Available at : http://www.jetir.org/papers/JETIRA006205.pdf