A synthetic dataset with two attributes and four classes of 100 points each, generated from a
multivariate t distribution with five degrees of freedom and centered, respectively,
on [0;0], [0;4], [4;0] and [4;4].
Usage
data(fourclass)
Arguments
Format
A data frame with three variables: x1, x2 and y (the true class).
References
M.-H. Masson and T. Denoeux. ECM: An evidential version of the fuzzy c-means algorithm.
Pattern Recognition, Vol. 41, Issue 4, pages 1384-1397, 2008.