How can I use lognormal distribution to fit the non-negative dataset with zero values?

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Joy Tian 2015-2-19

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https://ww2.mathworks.cn/matlabcentral/answers/179288-how-can-i-use-lognormal-distribution-to-fit-the-non-negative-dataset-with-zero-values

评论： Star Strider 2015-2-21

采纳的回答： Star Strider

在 MATLAB Online 中打开

The command I try to use is lognfit.

parmhat = lognfit(data)

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Joy Tian 2015-2-21

look forward for other methods

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Star Strider 2015-2-19

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The easiest way is to substitute the zero values with eps.

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Image Analyst 2015-2-19

Joy's "Flag" moved here to be a comment:

"advanced command which I never access to save for review and study Thanks"

Star Strider 2015-2-21

I doubt there are any other methods, other than to substitute NaN for the zero values.

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