The smiley consists of 2 Gaussian eyes, a trapezoid nose and a parabula mouth (with vertical Gaussian noise).
mlbench.smiley(n=500, sd1 = 0.1, sd2 = 0.05)
- number of patterns to create
- standard deviation for eyes
- standard deviation for mouth
- input values
- factor vector of length
nwith target classes
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