Bai, Z. D.; Hu, Feifang; Shen, Liang - In: Journal of Multivariate Analysis 81 (2002) 1, pp. 1-18
The randomized play-the-winner (RPW) rule is very useful in clinical trials for patient allocation with two treatments. L. J. Wei (1979, Ann. Statist.7, 291-296) introduces the generalized Friedman's urn (GFU) model to clinical trials of K treatments (as an extension of the RPW). In this paper,...