Schaedler – Seeing Circles, Sines and Signals

A very nice concise primer on the basic components of digital signal processing with great visual demonstrations.

Wayland (Phonetics) – Chapter 9 – Hearing

Introduces basic concepts in human hearing – it may be useful to read the bits on decibels/loudness and the Mel and Bark scales.

Wayland (Phonetics) – Chapter 5 – Phonemic and Morphophonemic Analysis

An introduction to the concept of phonemes, allophones and some common phonological alternations.

Handbook of phonetic sciences – Ch 20 – Intro to Signal Processing for Speech (Sections 6-7)

Written for a non-technical audience, this gently introduces some key concepts in speech signal processing. Read sections 6-7.

Handbook of phonetic sciences – Ch 20 – Intro to Signal Processing for Speech (Sections 1-5)

Written for a non-technical audience, this gently introduces some key concepts in speech signal processing. Read sections 1-5 (up to and including ‘Fourier Analysis’).

Peterson & Barney – Control Methods Used in a Study of the Vowels

Examines the performance of both speakers and listeners. A classic paper!

Vaux & Samuels – Explaining vowel systems: dispersion theory vs natural selection

Cross-linguistic distribution of vowel systems

Ladefoged & Johnson – A course in phonetics – Chapter 8 – Acoustic phonetics

Links the source-filter model to spectrograms and acoustic analysis of speech.

Introduction to the IPA from the Handbook of the International Phonetic Association

Describes the aims of the International Phonetic Alphabet and its various uses.

Normal Speech Articulation

X-ray movies of speech

Seeing Speech

Interactive IPA chart

Jurafsky & Martin – Section 4.3 – Training and Test Sets

As we should already know: in machine learning it is essential to evaluate a model on data that it was not learned from.