Digital Audio Forensics Fundamentals
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Digital Audio Forensics Fundamentals
Digital Audio Forensics Fundamentals offers an accessible introduction to both the theory and practical skills behind this emerging field of forensic science. Beginning with an overview of the history of the discipline, the reader is guided through forensic principles and key audio concepts, before being introduced to practical areas such as audio enhancement, audio authentication, and the presentation of reports. Covering all aspects of audio forensics from the capture to the courtroom, this book is pivotal reading for beginners entering the field, as well as experienced professionals looking to develop their knowledge of the practice.
An Introduction to Forensic Phonetics and Forensic Linguistics
This textbook provides a practical introduction to the fields of forensic phonetics and forensic linguistics. Addressing how these fields are both distinct yet closely related, the book demonstrates how experts from both fields can work together to investigate and deliver justice in complex legal situations. With pedagogical features including real-life case studies, exercises, and links to further reading, topics covered include: • Profiling from spoken and written texts; • Disputed meaning, and how meaning is made and evolves; • Interviewing techniques, including working around those who might be considered linguistically vulnerable; • Author and speaker determination; • Audio enhancement and authentication of recordings; • Language analysis in the asylum procedure (LAAP). Accompanied by online audio and video resources as well as signposting readers to freely available software to aid their studies, this book is the ideal springboard for students beginning work in forensic phonetics, forensic speech science, forensic linguistics, and law and language.
Working with the Web Audio API
Working with the Web Audio API is the definitive and instructive guide to understanding and using the Web Audio API. The Web Audio API provides a powerful and versatile system for controlling audio on the Web. It allows developers to generate sounds, select sources, add effects, create visualizations and render audio scenes in an immersive environment. This book covers all essential features, with easy to implement code examples for every aspect. All the theory behind it is explained, so that one can understand the design choices as well as the core audio processing concepts. Advanced concepts are also covered, so that the reader will gain the skills to build complex audio applications running in the browser. Aimed at a wide audience of potential students, researchers and coders, this is a comprehensive guide to the functionality of this industry-standard tool for creating audio applications for the web.