Voice Analysis For Speaker Identification
Voice is encountered as evidence in offence like bribery/intimidation/ kidnapping /threat call/ hostile witness and tampering of audio-recorded conversation. This procedure manual specifies recommended practices for handling, preparation and analysis of recorded evidence to be followed by forensic practitioners for speaker identification. The document also covers making direct and enhanced copy of the original evidence, preparation of speech exemplars, preliminary aural examination for determining sufficiency and qualification testing of the speech exemplars and selection of clue words from verbatim/non-verbatim.