quinta-feira, 19 de março de 2009

Computer Music: Have you ever heard about it?

Computer music is the name given to the area of Computer Science that study the computer application in solving musical and sonic problems. It's like a cousin of Computer Graphics. While the second studies methods, techniques and algorithms for processing, generation, digital representation and storage of images, the other investigates methods, techniques and algorithms for music and sound generation, digital representations and storage of musical and sonic information.


It's a strongly interdisciplinary area. It has foundations in mathematics and music but it contains concepts linked to psychology, physiology, physics, engineering. You can see this in the Journal of the Acoustical Society of America. There are cathegories like "Underwater Sound", "Music and Musical instruments", "Psychological Acoustics", "Physiological Acoustics", among others.


To know Computer Music is not to know just computers and music. It involves a large knowledge in mathematics and physical fundamentals. Besides it, it covers interesting computational problems like:
- real-time device controls
- interaction with users without knowledge in computation
- musical knowledge representation

In summary, computer music deal with a large variety of problems. As an example, see the topics of interest in Brazilian Symposium of Computer and Music (2007):
- Acoustics, and sound broadcasting
- Artificial Intelligence
- Artificial life and evolutionary music systems
- Design of audio equipment
- Digital processing of audio signals
- Computer-aided musical analysis
- Computer-assisted music education
- Musicology aided by computer
- Music distributed
- Internet and Web applications
- Music and audio systems and multimedia applications
- Structure and representation of musical data
- Recovery of musical information
- Musical notation, printing and optical recognition.
- QoS for audio systems
- Psychoacoustics and Cognitive Modeling
- Interactive systems for real-time
- Software, systems and languages for composition
- Synthesis of sound

Next post I'll talk about the history of this discipline. See you!

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