Zhe Chen

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  • Zhe Chen created a post,

    How to formulate rank using R API?

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    I have observations Y_1, Y_2,..., Y_n. Except using indicator function \sum I(Y_k<=Y_i), k = 1,...,n to formulate rank of Y_i, it there any other way to formulate rank in the constraints?  For my s...

    Zhe Chen 2 followers 1 comment 0 votes