enthumelon
Binary: http://www.stat.wisc.edu/~loh/quest.html
作者的版权授权的形式貌似仅限“binary”,虽然是自由软件,但是
QUEST is free software. You may use the Program without restriction. You may copy and distribute the Program in executable form provided that you conspicuously and appropriately publish on each copy an appropriate copyright notice and disclaimer of warranty; and give any other recipients of the Program a copy of this license along with the Program.
所以你最多可以用R调用可执行外部文件。除非作者没发布代码,否则根本没法用。