Sonification Sonification

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Definition

Sonification is a technical procedure that allows for the representation and perception of information in the form of acoustic, nonverbal signals. Mainly employed for utilitarian purposes – such as sound notifications on phones, medical devices, or household appliances – it is also taken up in the fields of virtual reality and aesthetics, in order to transform a kinesthetic signal into a sound signal. In this respect, it should be noted that sonification supposes a system of capturing the information to be ‘sonified,’ as well as a work of sound design devoted to the creation of the acoustic signal.

Cite: “Sonification”, Performascope: Interdisciplinary Lexicon of Performance and Research-Creation, Grenoble: Université Grenoble Alpes, 2021, [online]: http://performascope.univ-grenoble-alpes.fr/en/detail/177899

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Created : 2021-06-14.

Last modified : 2022-06-29.

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Perspective

Quotation

Bibliography

« Sonification has been applied to a wide variety of data and phenomena, ranging from seismographic data to election results, from molecular structures to the electrical activity of the brain. The different sonifications not only represent a multitude of different kinds of data but also sound very diverse: While some sonifications lull the listeners with the sound of orchestral music, others might prompt them to dance to a techno beat, while yet others stay clear of any musical connotation and instead rely on abstract clicks reminiscent of a Geiger counter. A shared underlying assumption of these approaches has been that an auditory display and analysis of scientific datasets might not only be helpful for scientists who have a visual impairment but might often as a complement to existing modes of representation (e.g., statistical tables, verbal descriptions or visualizations)-also yield a more thorough comprehension of certain scientific data and phenomena. »

Alexandra Supper, « The search for killer application : drawing the boundaries around the sonification of scientific data », in The Oxford Handbook of Sound Studies,  Trevor Pinch, Karin Bijsterveld dirs., Oxford : Oxford University Press, 2012, p.250


« A technique that uses data as input, and generates sound signals (eventually in response to optional additional excitation or triggering) may be called sonification, if and only if

(C1) The sound reflects objective properties or relations in the input data.

(C2) The transformation is systematic. This means that there is a precise definition provided of how the data (and optional interactions) cause the sound to change.

(C3) The sonification is reproducible: given the same data and identical interactions (or triggers) the resulting sound has to be structurally identical.

(C4) The system can intentionally be used with different data, and also be used in repetition with the same data. »

Thomas Hermann, « Taxonomy and definitions for sonification aud auditory display », Proceedings of the International Conference on Auditory Display, Paris, June 24-27, 2008, Patrick Susini, Olivier Warufsel dirs., Paris : IRCAM, 2008, p.5, [ en ligne] : https://www.icad.org/Proceedings/2008/Hermann2008.pdf (06/05/21)

Digital arts and technology studies
Andrea Giomi, Temporary Lecturer, Digital Arts and technologies, Univ. Gustave Eiffel, Paris, France

As an artist-researcher in the arts and technologies, and a specialist in systems of gesture-sound interaction, I first encountered the term “sonification” in my postdoctoral work at the Université Grenoble Alpes, during which I became interested in how contemporary gestural repertoires can be measured, analyzed, and represented by ways of sound media. The term was formally introduced in the first half of the 1990s, referring to a set of technical processes used to transform data relations, whatever the nature of the data, into audibly perceptible relations meant to facilitate communication, analysis or interpretation. As a part of my research, I have confronted the theory and the practice of sonification from two different perspectives: the sonification of movement and the art of sonification.

The sonification of movement is emerging as an autonomous domain that integrates a wide array of disciplines such as the neurosciences, reeducation, athletic training, and human machine-interaction. In this context, motion capture tools are used to generate sound feedback in response to a gesture. Recently, this practice has been the object of increasing interest in the choreographic field. In the context of my practice, sonification serves a dual purpose: on the one hand, it provides the dancer with an exteroceptive and multimodal stimulus, permitting them to interrogate the conditions of sensorimotor possibility at the root of the creation of their gesture; on the other hand, it constitutes a sensorial trace complementary to the gaze, which, in amplifying the dynamic nuances and tonalities of the gesture, anchors the analysis in sound perception, and not in visual observation alone.

The art of sonification is a new artistic practice at the crossroads of sound arts and digital arts, but which occasionally calls back to diverse disciplines such as field investigation, sculpture, and architecture. The main goal of this artistic practice is that of inducing awareness of a phenomenon or process issuing from the real world (urban, societal, economic, natural, scientific, etc.) via audition. In this sense, numerous artists have recently become interested in techniques of sonification in order to consider, through listening, a new ethical-aesthetic rapport with the environment. Within the scope of my artistic practice, I recently participated in the creation of an installation We Have Never Been Human (MK&G, Hambourg) in which we carried out a sonification of the growth processes of “chemical gardens,” namely, structures that form by precipitation when a grain of metal salt is poured into an aqueous solution containing silicates.

In conclusion, the term, virtually absent in French publications, appealed to me because it suggests an epistemological paradigm that is complementary to visualization. It emphasizes the way sound material makes perceptible a set of data, along with the relationship between the data, thus making it easier to understand a certain phenomenon through our sensations.

More from this author:

Andrea Giomi, « Du field recording à l’art de la sonification. Nouveaux enjeux éthico-esthétiques entre conscience environnementale, activisme et écologie sonore », Revue Filigrane - Musique, esthétique, sciences, société, 26 : « À l’écoute des lieux : le field recording comme pratique artistique et activisme écologique », 2022

Andrea Giomi, « Somatic Sonification in Dance Performances. From the Artistic to the Perceptual and Back », Proceedings of the 6th International Conference on Movement Computing (MOCO '20), New Jersey, NJ, ACM, 2020.

Cite this item: Andrea Giomi, “Sonification”, translated by Lauren Fabrizio, Performascope: Interdisciplinary Lexicon of Performance and Research-Creation, Grenoble: Université Grenoble Alpes, 2021, [online]: http://performascope.univ-grenoble-alpes.fr/en/detail/177899

Thomas Hermann, Andy Hunt, John G. Neuhoff, The Sonification Handbook, Berlin : Logos, 2011

Stephen Barrass, Gregory Kramer, « Using Sonification », Multimedia System, 7, 1, 1999, pp. 23-31, [en ligne] : https://link.springer.com/article/10.1007/s005300050108 (06/05/21)

David Worrall, Sonification Design. From Data to Intelligible Soundfields, Cham : Springer, 2019