Rythmus Environment: A Framework to
Percussive Educational Systems
Suzana Maranhão
[email protected]
Telemídia – PUC-Rio
Érika Araújo
Matheus Gois
COPPE/UFRJ
PUC-Rio
Virgínia Barbosa
Geber Ramalho
UFRJ
UFPE
Copyright  2005 by TeleMidia Lab
Motivation
Rythmus Environment
Slide 2
 Importance of educational systems to Computer
Music
 Existence of many musical educational systems
 Ex: Instrument Performance Systems (IPS)
 Absence of high-level frameworks to these systems
 Even more to rhythmic aspects
Copyright  2005 by TeleMidia Lab
Objective
Rythmus Environment
Slide 3
 Specification and development of a high-level
framework for percussive educational systems
Percussive Educational System
Rythmus Instantiation
Rythmus Environment
Copyright  2005 by TeleMidia Lab
Examples of Possible Instantiations
Rythmus Environment
Slide 4
Copyright  2005 by TeleMidia Lab
Rythmus Instantiations
Rythmus Environment
Slide 5
 Students learn instruments by observation and
repetition
Visualizing
Ready State
Playing Alone
Evaluation
Playing with Accompaniment Rhythm
Copyright  2005 by TeleMidia Lab
Overview
Rythmus Environment
Slide 6
Copyright  2005 by TeleMidia Lab
Implementation
Rythmus Environment
Slide 7
«subsystem»
GUI
«subsystem»
Facade
«subsystem»
Reader
«subsystem»
Sequencer
«subsystem»
User
«subsystem»
Evaluator
«subsystem»
Java Sound API
c
Copyright  2005 by TeleMidia Lab
Rythmus Maracatu (1)
Rythmus Environment
Slide 8
 Instantiation of the Environment
 Alfaia on the context of Maracatu
 Why?
 Brazilian rhythm
 Experience on Maracatu rhythm
 ‘cause we love it!
Copyright  2005 by TeleMidia Lab
Rythmus Maracatu (2)
Rythmus Environment
Slide 9
Demo 1
Demo 2
Copyright  2005 by TeleMidia Lab
Conclusion
Rythmus Environment
Slide 10
 Usage of the environment significantly reduced the
development time
 Successful first instantiation of the environment
 Rhythm learning and first contact with the rhythm
and instrument
 Enjoy !!!
 Framework:
– http://www.telemidia.puc-rio.br/~smbm/environment/
 Maracatu:
– http://www.telemidia.puc-rio.br/~smbm/maracatu/
Copyright  2005 by TeleMidia Lab
Future Works
Rythmus Environment
Slide 11
 Improve Rythmus Environment development
 More accurate and sophisticated evaluation measures
 Two actors
 Editor development
 Improve Sound quality
 Like MP3 and AAC instead of MIDI
 Tangible interfaces such as MIDI percussion
instruments
 Yes ... Yes, good sugestion!
Copyright  2005 by TeleMidia Lab
Rythmus Environment: A Framework to
Percussive Educational Systems
Suzana Maranhão
[email protected]
Telemídia – PUC-Rio
Erika Araújo
Matheus Gois
COPPE/UFRJ
PUC-Rio
Virgínia Barbosa
Geber Ramalho
UFRJ
UFPE
Copyright  2005 by TeleMidia Lab