Detecting and Correcting Contextual Mistakes in Sentences Using Part of Speech Tags

A grammar checker is a tool to check each sentence in text see whether it conforms the grammar. In case finds structure that conflicts with conformity grammar, would give suggestions for alternatives. The checkers European languages and some Indic are well developed. However, perhaps, owing Tamil being morphologically rich agglutinative language this has been challenging task. An approach detecting correcting grammatical mistakes due subject finite-verb disagreement regard person, number and/or gender tense aspects sentences proposed paper. method uses hierarchical part-of-speech tags of words detect agreement sentences. Two sets rules used generate mistakes. Test results show mistake detection correction system performs well.