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Evaluating Human-Computer Co-creative Processes in Music: A Case Study on the CHAMELEON Melodic Harmonizer.
- Source :
- Frontiers in Psychology; 2/22/2021, Vol. 11, pN.PAG-N.PAG, 16p
- Publication Year :
- 2021
-
Abstract
- CHAMELEON is a computational melodic harmonization assistant. It can harmonize a given melody according to a number of independent harmonic idioms or blends between idioms based on principles of conceptual blending theory. Thus, the system is capable of offering a wealth of possible solutions and viewpoints for melodic harmonization. This study investigates how human creativity may be influenced by the use of CHAMELEON in a melodic harmonization task. Professional and novice music composers participated in an experiment where they were asked to harmonize two similar melodies under two different conditions: one with and one without computational support. A control group harmonized both melodies without computational assistance. The influence of the system was examined both behaviorally, by comparing metrics of user-experience, and in terms of the properties of the artifacts (i.e., pitch class distribution and number of chord types characterizing each harmonization) that were created between the two experimental conditions. Results suggest that appreciation of the system was expertise-dependent (i.e., novices appreciated the computational support more than professionals). At the same time, users seemed to adopt more explorative strategies as a result of interaction with CHAMELEON based on the fact that the harmonizations created this way were more complex, diverse, and unexpected in comparison to the ones of the control group. [ABSTRACT FROM AUTHOR]
- Subjects :
- MUSIC education
HARMONY in music
CASE studies
MELODY
Subjects
Details
- Language :
- English
- ISSN :
- 16641078
- Volume :
- 11
- Database :
- Complementary Index
- Journal :
- Frontiers in Psychology
- Publication Type :
- Academic Journal
- Accession number :
- 148858548
- Full Text :
- https://doi.org/10.3389/fpsyg.2021.603752