Voice activity detection (VAD) is an essential task in expert systems that rely on oral interfaces. The VAD module detects the presence of human speech and separates speech segments from silences and non-speech noises. The ...

RESTORE is a project aimed to improve the quality of commu-nication for people with difficulties producing speech, provid-ing them with tools and alternative communication services. Atthe same time, progress will be made ...

This paper describes a voice conversion system designed withthe aim of improving the intelligibility and pleasantness of oe-sophageal voices. Two different systems have been built, oneto transform the spectral magnitude ...

Oesophageal speakers face a multitude of challenges, such asdifficulty in basic everyday communication and inability to in-teract with digital voice assistants. We aim to quantify the diffi-culty involved in understanding ...

This paper shows a research on the behaviour of the observa-tion likelihoods generated by the central state of asilenceHMM(Hidden Markov Model) trained for Automatic Speech Recog-nition (ASR) using cepstral mean and variance ...