TEAM ROUNDTREEChet Henry, Kurt Larson, Kyle Murphy

OUTLINE

Introduction Overview Design Progress Justification & Feasibility Questions

INTRODUCTION

What are we doing here? We’re creating a musical application of wireless

sensor networks (WSN) using algorithmic composition

Project inspiration Ballblazer Klossen Dancing Robots Sun SPOTs

INTRODUCTION

Research Highlights Wireless Sensor Networks

Capabilities Applications

Algorithmic Composition Methods Emotion Theory

INTRODUCTION

Project vision Create a system capable of generating unique,

appealing, and interactive musical compositions using a network of simple embedded devices that respond to environmental conditions

OVERVIEW

Hardware Sun SPOTs with speakers

Software Core music algorithm Supporting modules

HARDWARE DESIGN

Built-in sensors Built-in wireless Simple audio

output

NETWORK DESIGN

SOFTWARE DESIGN

Stochastic composition model Decision matrices Musical roles

Melody, Harmony, Bass line, Rhythm

SOFTWARE DESIGN

Personal and global emotion levels Valence Arousal

Environmental mappings

SOFTWARE DESIGN

Quotes from: Computer Generating Emotional Music: The Design of an Affective Music Algorithm

Isaac Wallis, Todd Ingalls, Ellen Campana

SOFTWARE DESIGN

SOFTWARE DESIGN

SOFTWARE DESIGN

Musical queue Leader mote Time synchronization

SOFTWARE DESIGN

Software modules

PROGRESS

Mini-project One mote with speaker Base station app running JFugue Environmentally driven melody

Network architecture Composition algorithm

Use of decision matrices Environment mappings

Resource acquisitions Two SPOT kits Piezoelectric speakers Algorithmic composition publications

JUSTIFICATION & FEASIBILITY

Justification Interesting, imaginative Challenging Progressive

Distributed computer music Sensor networks applications Emotion theory

Feasibility Progress so far Current research Team experience

QUESTIONS?