A Review on System for Identification and Validation of Coin

Currency is a medium of exchange permitted by the government for goods and services. In other words, its money in the form of paper or coins usually issued by government and generally accepted for the purpose of payment. In order to validate this currency, various efficient systems have been proposed to differentiate between original and tampered .In this system the concepts of pattern recognition along with various significant operations like image acquisition ,image format conversion, image segmentation, pattern generation and recognition is used. The proposed system is designed to identify the coins and validate if tampered or original.