Prototype device allows users to listen to music through the sense of touch


A prototype devised on the UMA will permit listening to music by the sense of contact. Credit: University of Malaga

People with listening to loss will have the ability to hearken to music by the sense of contact because of a pioneering prototype that has been devised by researchers of the Division of Electronics of the University of Malaga, members of the R&D group Electronics for Instrumentation and Methods.

It consists of an audio-tactile algorithm that, through the use of “tactile illusions,” renders monophonic music into tangible stimuli primarily based on vibration. “It’s like ‘hacking’ the nervous system to receive a different response to the real stimulus sent,” they are saying.

“What we want to achieve in the long term is for people who do not hear to be able to ‘listen’ to music,” says the researcher of the Ph.D. Program in Mechatronics Engineering Paul Remache, primary creator of this paper, who insists on the facility of music to affect temper, in addition to its potentialities as a remedy for psychological issues and therapy of ache.

This could lead to a conveyable terminal that could possibly be dropped at a live performance, since this prototype, in line with the researchers, will likely be simply transferable to technological gadgets similar to cell telephones.

Mapping music

The algorithm developed by this younger researcher, together with the professors on the UMA Andrés Trujillo and Fernando Vidal, is able to changing musical options and buildings extracted from MIDI information—Musical Instrument Digital Interface—to “vibrotactile stimuli.”

“It’s something similar to mapping music,” explains Remache, who provides that that is doable as a result of this kind of information not solely might be performed and generate sound, but in addition present “symbolic representations.”

Controlling vibrations

Present fashions don’t warrant the correspondence between the emotional response to music and the vibrotactile model of it. In view of this, these engineers of the UMA suggest an association of the “tactile illusions” in an effort to enhance and prolong the spectrum of musical options, including dynamics to the vibration within the type of motion, adjustments of path and site.

“It is a challenging process since the perceptible frequency range of the skin is lower than that of the auditory system, which may cause the loss of some musical features,” they clarify.

Completely different emotional response

First experiments accomplished, during which over fifty volunteers took half, recommend that the association of “tactile illusions” evokes extra constructive feelings than detrimental ones. They’re additionally perceived as extra agreeable and stimulating than the audio, scary a unique emotional response from that of the unique music.

Sensible instrumentation and utility in well being care

This primary prototype was offered within the eleventh Worldwide Workshop on Haptic and Audio Interplay Design (United Kingdom)—the largest worldwide occasion specialised in these areas of examine—after being revealed within the journal by the identical title. At current, the researchers of the UMA are engaged on a second mannequin and proceed with the experiments.

The analysis is the product of Paul Remache’s doctoral thesis and is a part of the Nationwide Plan mission “Smart instrumentations and application in healthcare.”

Music emotion recognition method based on multifeature fusion

Extra data:
Byron Remache-Vinueza et al, Mapping Monophonic MIDI Tracks to Vibrotactile Stimuli Utilizing Tactile Illusions, Haptic and Audio Interplay Design (2022). DOI: 10.1007/978-3-031-15019-7_11

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University of Malaga

Prototype machine permits customers to hearken to music by the sense of contact (2022, October 19)
retrieved 19 October 2022

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