Vocal Parameters
The vocal database is organized by rhythmic complexity.
Each level begins with stepwise motion only and introduces leaps gradually,
beginning with tonic triad and progressing logically through common practice
harmonies.
|
Level #
|
Time signature
|
Rhythmic values
|
Sample melodies
|
|
Level 1
|
2/4, 3/4, 4/4
|
, , ,
|
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view samples
|
|
Level 2
|
same
|
,
,
,  |
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view samples
|
|
Level 3
|
6/8
|
,
, and rests |
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view samples
|
|
Level 4
|
6/8
|
, ,
|
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view samples
|
|
Level 5
|
2/4, 3/4, 4/4
|
,
and ties |
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|
|
Level 6
|
2/4, 3/4, 4/4
|
,
|
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|
|
Level 7
|
2/4, 3/4, 4/4
|
,
, ,
|
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|
|
Level 8
|
6/8, 9/8
|
, ,

, 
|
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|
|
Level 9
|
6/8, 9/8, 12/8
|
,
|
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|
|