Anaphora Resolution in Hindi: Issues and Directions

Natural language processing is way of understanding the human languages by machine which involves the field of computer science and artificial intelligence. The basic aim of NLP is to develop such software that will analyze, understand and generate human languages. It has many challenges anaphora is one of them. Anaphora is considered as the problem of referring pronoun phrase to noun phrase within the sentence or between the sentences. Anaphora resolution is required in various NLP applications. Lot of work has been done in English but less work has been done in Hindi. Anaphora Resolution in Hindi is a complex task because Hindi is independent word order language. Pronouns in Hindi show a great deal of dubiety. This paper presents the various approaches to resolve various issues of anaphora resolution in Hindi. The paper also presents research gaps and direction for future researchers.