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ipf

Adrian Mander’s ipf command (iterative proportional fitting) 公卫家园


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Iterative proportional fitting is a procedure that calculates the expected frequencies within a contingency table. The
algorithm converges to maximum likelihood estimates even when the likelihood is badly behaved and is extremely fast
when the contingency table has a large number of cells. 公卫人
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参考资料

[1].  Using Stata for Categorical Data Analysis   https://www3.nd.edu/~rwilliam/stats1/Categorical-Stata.pdf
[2].  Loglinear modeling using iterative proportional fitting   http://www.stata.com/products/stb/journals/stb55.pdf

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