# \#inferopt

**URL:** https://discourse.julialang.org/tag/inferopt/1682.md

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## [What the parameter in PerturbedAdditive means](https://discourse.julialang.org/t/what-the-parameter-in-perturbedadditive-means/121446)

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**Author:** [@Yaozhong\_Liu](https://discourse.julialang.org/u/Yaozhong_Liu)\
**Replies:** 6\
**Last updated:** [October 20, 2024, 11:53am UTC](https://discourse.julialang.org/t/what-the-parameter-in-perturbedadditive-means/121446 "2024-10-20T11:53:14Z")

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Hi. There’s a function in InferOpt package named PerturbedAdditive. I’m curious about a parameter. co\_layer = PerturbedAdditive(knapsack\_maximizer; ε=10.0, nb\_samples=10) For codes above, what does “ε=10.0” mean? An…