Random Weighting Curves - Korg KRONOS SGX-2 Parameter Manual

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KARMA GE guide
The Different Bend Shapes
Bend
When the "Bend" Shape is selected in the Shape Parameter,
the Start Parameter specifies where in the note's duration the
bend will start, and the End Parameter specifies where in the
note's duration the bend will end. The following diagram
illustrates the resulting bend when the shape is "Bend," and
also the difference between Note Duration and Fixed/Note
Values settings.
Bend +12
Bend 0
Quarter Note
+12 Bend with Note Value/Fixed (ms) Duration 100ms
100%
Start
End
40%
90%
Bend +12
Bend 0
100ms
Quarter Note
Hammer, Hammer Bend
When the "Hammer" or "Hammer Bend" Shape is selected,
the Start and End Parameters function a bit differently. Start
specifies where in the note's duration the 1st bend will start
and go to the bend's highest value (Hammer-On), and End
specifies where in the note's duration the 2nd bend will start
and return to zero (Hammer-Off). Additionally, a 3rd bend is
generated for Hammer Bends.
Also, when the "Hammer" or "Hammer Bend" Shape is
selected, the Width Parameter is available. Width is a
percentage of the amount of time between the Start and End
points, and therefore controls how long the Hammer-On and

Random Weighting Curves

Weighting Curve Shapes and Their Effects
When using the various grid-based Patterns, more than one
value selected in a column creates a "pool" of random
choices. Different areas of the pool may be selectively
favored using a Weighting Curve. 4 different shapes are
available, which act to favor certain areas of the pool over
others when each random choice is made. The actual shape
of the curve depends on the setting of the "Factor"
parameter.
Exponential (Exp)
With a positive Factor (+), choices will be exponentially
weighted towards the upper values in the pool. With a
negative Factor (-), choices will be exponentially weighted
towards the lower values in the pool.
1104
+12 Bend with Note Duration
100%
100%
End
Start
Start
90%
40%
40%
Eighth Note
100%
Start
40%
100ms
Eighth Note
Hammer-Off bends will be. You can also think of Width as
being the amount of time the bend stays at it's highest value
before returning to zero. A Width of 100% gives you a
Square Shape, while a Width of 0% gives you a Triangle
Shape.
In a Hammer Bend, the 3rd bend starts at a point in the note's
duration following the End setting, and is determined by a
ratio of the Width. Even when Width is at 100% and the
Hammer-On and Hammer-Off Bends are instantaneous, the
final 3rd bend will still be an audible bend.
The following diagrams illustrate the shape of a Hammer
Bend. A Hammer is the same thing, without the final 3rd
bend at the end. Hammers and Hammer Bends follow the
End
same behavior with Duration as discussed in the previous
90%
section Length Of Bends.
+12 Bend Hammer Bend with various Widths
Bend +12
Bend 0
End
90%
Bend +12
Bend 0
Bend +12
Bend 0
Logarithmic (Log)
With a positive Factor (+), choices will be logarithmically
weighted towards the upper values in the pool. With a
negative Factor (-), choices will be exponentially weighted
towards the lower values in the pool.
Exponential S (Exp-S)
With a positive Factor (+), choices will be exponentially
weighted towards the center values in the pool, and away
from the lower and upper values in the pool. With a negative
Factor (-), choices will be exponentially weighted towards
the lower and upper values in the pool, and away from the
values in the center of the pool.
Logarithmic S (Log-S)
With a positive Factor (+), choices will be logarithmically
weighted towards the center values in the pool, and away
from the lower and upper values in the pool. With a negative
100%
Start
End
65%
30%
100%
Width 100%
Note Duration
100%
End
Start
30%
65%
100%
Width 50%
Note Duration
100%
Start
End
65%
30%
100%
Width 0%
Note Duration

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