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4 papers
Direct Nonparametric Predictive Inference Classification Trees
Abdulmajeed Atiah Alharbi, Frank P. A. Coolen, Tahani Coolen-Maturi
Classification is the task of assigning a new instance to one of a set of predefined categories based on the attributes of the instance. A classification tree is one of the most co…
The joint survival signature of coherent systems with shared components
Tahani Coolen-Maturi, Frank P. A. Coolen, Narayanaswamy Balakrishnan
The concept of joint bivariate signature, introduced by Navarro et al. (2013), is a useful tool for quantifying the reliability of two systems with shared components. As with the u…
A monotonicity property of weighted log-rank tests
Tahani Coolen-Maturi, Frank P. A. Coolen
The logrank test is a well-known nonparametric test which is often used to compare the survival distributions of two samples including right censored observations, it is also known…
The ordering of future observations from multiple groups
Tahani Coolen-Maturi
There are many situations where comparison of different groups is of great interest. Considering the ordering of the efficiency of some treatments is an example. We present nonpara…