Chen, Zhiqiang; Phadia, Eswar - In: Statistics & Probability Letters 76 (2006) 9, pp. 913-919
It is well known that the product limit estimator is undefined beyond the largest observation if it is censored. Some completion methods are suggested in the literature (see e.g. [Efron, 1967. The two sample problem with censored data. Proceedings of the 5th Berkeley Symposium] and [Gill, 1980....