Estimates the optimal number of clusters using the Slope criterion when silhouette statistics already exists. The optimal number of clusters will be verified in the range 2,..., maxClust.
optimalSlope(silStats, p = 1, maxClust)
Silhouette statistics.
Slope adjust parameter.
The max number of clusters to be tried.
The optimal number of clusters.
Fujita A, Takahashi DY, Patriota AG (2014b) A non-parametric method to estimate the number of clusters. Computational Statistics & Data Analysis 73:27<U+2013>39