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An implementation of optimal weight exchange algorithm Yang(2013) <doi:10.1080/01621459.2013.806268> for three models. They are Crossover model with subject dropout, crossover model with proportional first order residual effects and interference model. You can use it to find either Aopt or Dopt approximate designs. Exact designs can be automatically rounded from approximate designs and relative efficiency is provided as well.
Package details 


Author  Shuai Hao [aut, cre], Min Yang [aut], Wei Zheng [aut] 
Maintainer  Shuai Hao <[email protected]> 
License  GPL3 
Version  0.1.1 
Package repository  View on CRAN 
Installation 
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