[Programme du Forum international Musique & Architecture, Architecture & Musique]
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Musique+--+1945-.....+--+Recherche">Musique -- 1945-..... -- Recherche</a>
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Architecture+--+20e+si%C3%A8cle">Architecture -- 20e siècle</a>
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<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Musique+%C3%A9lectroacoustique+">Musique électroacoustique </a>
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<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Xenakis%2C+Iannis+%281922-2001%29">Xenakis, Iannis (1922-2001)</a>
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Extrait de l'argument du colloque : "Plus que tout autre créateur du XXe siècle, Iannis Xenakis incarne cette double capacité créative
de musicien et d’architecte. Ses Polytopes, grands précurseurs du New Media Art, sont la preuve
de sa vision décloisonnée avant l’heure. Il se voyait comme «un artisan mosaïste», nourrissant ses propres recherches de sujets aussi vastes et variés que
la philosophie grecque, les mathématiques modernes, la science nucléaire, la paléontologie, etc. Bref, il menait une quête perpétuelle d’une «universalité, mais fondée, guidée, orientée par et vers les formes
et les architectures». Selon lui, seul un «artiste concepteur» ayant connaissance dans ces divers domaines (et encore dans bien d’autres) pouvait posséder l’inventivité nécessaire à l’originalité
qui est une «nécessité absolue de la survie de l’espèce humaine». Il s’efforça dans ses propres cours et conférences d’ouvrir les esprits jeunes et de surcroît artistiques à une réflexion scientifique."
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=39&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Centre+Iannis+Xenakis">Centre Iannis Xenakis</a>
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=39&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Centre+Culturel+du+Couvent+de+la+Tourette">Centre Culturel du Couvent de la Tourette</a>
Centre Iannis Xenakis. Un exemplaire numérique uniquement
CCMIX
Centre Culturel du Couvent de la Tourette
2008-11-05
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=37&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Polack%2C+Jean-Dominique.+Conf%C3%A9rencier">Polack, Jean-Dominique. Conférencier</a>
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=37&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Feher%2C+Etienne.+Conf%C3%A9rencier">Feher, Etienne. Conférencier</a>
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4 p. ; A4 ; coul.
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text
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Composer dans le continuum : fréquence, temps, timbre, espace
Colloque International : De Xenakis à nos jours : Le Continuum et son développement en musique et en architecture
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Congr%C3%A8s+et+conf%C3%A9rences+-+Architecture+--+20e+si%C3%A8cle">Congrès et conférences - Architecture -- 20e siècle</a>
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In this text, I explore the sonic inter-relations between space, time and timbre. The physical structure and the psycho-acoustical perception of these 3 dimensions of sound are inter-connected, and ,thus, are on a common psycho-physical continuum. When we hear transformations of timbre over time we also hear changes in the spatial dimension of the music. Different timbres resonate and reverberate in the musical space over time according to how they are transformed spectrally. Transforming a sound towards timbral simplicity (removing almost all spectral content) reduces its spatial localisation towards "point sound", whereas enriching the spectral content by increasing its noise content over time will create a more complex and indistinct spatiality as far as the localisation of the sound is concerned.
A rich and complex sound changes sonic "shape" (i.e. its resonance and reverberation in the container space) over time as the spectral content "slides" over the total timbral continuum from the simple sinewave to the complex wave. If we consider all dimensions of the sound at once, we may think of them as combining to make a spectral "harmony" of time, timbre and space. Composing with sound as such a spectral harmony means transforming at once the many dimensions of the sound over time. One can not treat the multi-dimensions of sound as completely independent "parameters" (as total serialism tried), but rather we should think of sound as a multi-dimensional, topologically varying sonic object that is in constant evolution. These sonic variations give our perception a rich and satisfying psycho-acoustical experience, especially when the composer transforms all of these dimensions at once, making for rich spectral-harmonic modulations in the space-time-timbre continuum.
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Un fichier numérique uniquement
Université de Rouen
European University of Cyprus
University of Cyprus
École nationale supérieure d'architecture de Normandie (Darnétal, Seine-Maritime)
Centre Iannis Xenakis
2015-11-03
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Fichier vidéo numérique, .mp4
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moving image
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