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Once per month, NCVS publishes scholarly articles detailing the latest and most advanced research in the field of voice and speech science—all for free. Subscribe to NCVS Insights today and stay up-to-date on the latest information and techniques that will help with healthy voice and speech production. View the most recent edition >>

Register for the 2025 Conference on Machine Learning!

Machine learning. Artificial intelligence. Data analysis. These fields are re-shaping the every industry in the world. Voice and speech is no different. From neural network mapping and  laryngeal muscle control to detecting bio-markers and detailed dysphonia screening, there are an enormous number of applications for machine learning. We invite you to join us for a fascinating two-day discussion on the power of machine learning, how it is reshaping the work of modern scientists and how you can apply new techniques into your teaching, coaching and clinical practices. Don’t hesitate to join us. This will be a conference you won’t want to miss.

Who We Are

The National Center for Voice and Speech is a charitable non-profit organization with the mission of helping people learn more about the science of voice and speech.

NCVS is a publisher of a special series of books for voice and speech research and graduate-level teaching.

The SVI provides a series of graduate-level courses in Vocology approved by the University of Utah.
 

Iowa Protocols offer an overview of the application of voice and speech research to clinical practice.

An easy access to the original NCVS website that contains many videos, tutorials, technical reports, and music. 

The Latest Research from NCVS

The Impact of Visual and Audiovisual Inputs on Voice Perception and Production

by Dr. Ümit Daşdöğen and Dr. Katherine Verdolini Abbott

Ever wonder about the future of voice and science disorders? Well, we’re about to enter into the world of Virtual Reality. In this article, the authors describe the impact of using VR in a speech clinic and how the technology is being used to help patients receive more personalized care.

Phonation Threshold Pressure in Inspiratory vs. Expiratory Phonation

by Dr. Jorge Lucero

Inspiratory and expiratory phonation has long been a researched topic but in this article, Dr. Jorge Lucero posits that inspiratory phonation is likely more challenging than expiratory and that the bias that many have to expiratory phonation may not be as clear cut as we thought.

Artificial intelligence methodologies to enhance visualisation and subsequent analysis of vocal fold dynamics

by Dr. Michael Döllinger

Don’t let the long title fool you. This research from Dr. Döllinger is a fascinating read about how AI is helping to assist in the analysis of how the vocal folds work together. By using AI to analyze many different aspects of vocal fold dynamics, a clearer picture of how the voice will and can work, is emerging.

New Book from Karin Cox and Ingo Titze

Voice is FREE after SOVT distinguishes itself as the first book dedicated to Semi-Occluded Vocal Tract methods and is inclusive with scientific explanation and application for singer, teacher and therapist alike. It incorporates a large bibliography of the evolution of these methods and an enormous amount of current peer reviewed literature in the area of voice. There are many visual examples, diagrams, tables and video links of demonstrations to enjoy for reference.

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