Abstract

Background: In today’s world of rapid digital communications, the significance of proper spelling and language has been on the back foot. To address this issue, a Spell Checker application would play a major role by making it easy and readily accessible for people looking to improve upon their spelling skills in digital/written communications.

Objective: To add spell checking and correction capabilities to any digital device by using Natural Language Processing techniques. It helps the user to reduce their typing load, by identifying any spelling errors and making it easier to check complete paragraphs to just simple words. The main goal of the spell checker is to provide a unified treatment of various spelling corrections. Firstly, the spell checking and the correcting problem will be formally described to provide a better understanding of these tasks. Spellchecker and corrector are a stand-alone application capable of processing a string of words or text. It is designed while keeping in mind Natural Language Processing principles, search and replace algorithms are adopted to fit into the domain of spell checker as well. Spell checking identifies the words that are valid in the language, in addition to misspell words in the language. Spell checking suggests alternative word(s) as the correct spelling when a misspell word is identified.

Keywords: Spell; Tokenize; Edit-Distance; Levenshtein distance