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"It would
have been simpler for psychology if melodies had divided neatly
into contours, rhythms, and pitch sets, but is would probably
have been a loss to music"
Dowling (1994, p. 188).
A melody is a series of notes that are linked together to form
a coherent whole. These notes can vary with regard to several dimensions:
timbre, pitch, duration, and intensity. For each of these dimensions,
any given melody will use various acoustic features that the listener
will integrate into a coherent whole. How does this process of integration
work? Is each feature analyzed separately? Are these features integrated
into a single structure? And, if so, how does this integration occur?
Current research leads us to believe that melodies are represented
psychologically as dynamic forms rather than as a group of distinct
musical features. A slight modification in only one dimension is
enough to radically transform the way in which a melody is perceived.

Musical example
In this example only the rhythmic organization has been slightly
modified--it has been shifted by a quarter note with respect to
the original melody. Despite the fact that all the other parameters
have remained constant, the listener clearly perceives two distinct
melodies.
Bibiliographical References
Bigand, E. (1997). Perceiving Musical Stability: The effect
of tonal structure, rhythm and musical expertise. Journal of
Experimental Psychology, Human Perception and Performance.
23, 808-812.
Bigand, E., & Pineau, M. (1996). Context effects on
melody recognition: a dynamic interpretation. Current Psychology
of Cognition, 15, 121-134.
Bigand, E. (1993). The influence of implicit harmony, rhythm
and musical training on the abstraction of "tension-relaxation
schemas" in a tonal musical phrase".Contemporary Music
Review, 9, 128-139.
Bigand, E. (1993).L'organisation perceptive d'oeuvres musicales
tonales. Edition de la Maison des Sciences de l'Homme: Paris.
Bigand, E. (1990). Abstraction of Two Forms of Underlying
Structure in a tonal Melody. Psychology of Music, 18,
45-60..
Bigand, E. (1990). Perception et compréhension des
phrases musicales. Thèse de Doctorat de psychologie. Université
Paris X Nanterre (non publiée).
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