1Blurb:: 2Specify how the trial samples are generated 3Description:: 4The user has the option to specify the method by which the 5trials are created to adjust the centroids. The \c trial_type 6can be one of three types: 7\li \c random, where points are generated randomly 8\li \c halton, where points are generated according to the Halton sequence 9\li \c grid, where points are placed on a regular grid over the hyperspace. 10 11Topics:: 12Examples:: 13Theory:: 14Faq:: 15See_Also:: 16