OMax Improvisation & Synchronisation(s) Synchron11, November - PowerPoint PPT Presentation

OMax Improvisation & Synchronisation(s) Synchron’11, November 29th 2011 Benjamin Lévy, Jean-Brice Godet

Overview • Max/MSP • OMax Origins & Examples ‣ Architecture ‣ Factor Oracle ‣ • Perspectives Cadence / Stoping ‣ Rhythm / Beat ‣ Multi Model / Temporality / Listening ‣

OMax: Origins • Style Modelling • Factor Oracle • Off Line Generation • Interactive • Audio Oracle • Video Sync

Examples

Off Line MIDI J.S. Bach

Off Line MIDI Bernard Lubat

Off Line MIDI Jaco Pastorius

On Line Polyphonic MIDI Helene Schwarz, May 2007

On Line Video Philippe Leclerc

Architecture

OMax Structure Input Detection Segmentation Improvising Modelling Learning Output Generation Rendering

OMax Functions Input Detection Segmentation Record Buffer Modelling Controls Interface Improviser Scheduler Renderer Output

OMax Modules Segmentation Input Extraction & TimeStamp Oracle Buffer & Graph & Data Transport Display Impro ImproVisu Output Player

Factor Oracle

Factor Oracle: Building Allauzen & Crochemore 1999 abbbaab abbbaab a 0 a 1 0 2 a b b a b a b 0 1 2 3 4 5 6 7 b a 1 1 2 aba

Factor Oracle: Building Allauzen & Crochemore 1999 abbba a a a b b 1 1 2 3 4 5 0 a b

Factor Oracle: SLT Allauzen & Crochemore 1999 Suffix Length Trees

Factor Oracle : Navigation Assayag & Bloch 2007

Improvisation: Pitch

Improvisation: Spectral

Perspectives

Timing • Stoping • Cadences • Beat • Rhythm

OMax: Clustering I

OMax: Clustering I

Multi-Model

Multi-Model Record Buffer Input Detection Segmentation Modelling Detection Segmentation Modelling Improviser Scheduler Renderer Output Improviser Scheduler Renderer Output

Multi-Temporality

Multi-Temporality Input Detection Segmentation Record Buffer Modelling Improviser Scheduler Renderer Output Improviser Scheduler Renderer Output Output Improviser Scheduler Renderer

Demo