Voice Characteristics of Instant Messaging

With the rapid development of the Internet instant messaging and the significant growth of the number of instant messaging voice users, more and more materials of instant messaging come into the field of judicature as important evidence during the process of lawsuit. Thus it is necessary to make judicature authentication in order to confirm the person identity of instant communication voice. However, how to make accurate forensic voice identification has become a conundrum. Compared with common voice, instant massaging voice has special characteristics. Therefore, it is of great importance to analyze its features in order to apply the results to judicial identification of phonetic identity.