# \#manopt

**URL:** https://discourse.julialang.org/tag/manopt/1378.md

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## [Changing metric for complex sphere in Manopt.jl](https://discourse.julialang.org/t/changing-metric-for-complex-sphere-in-manopt-jl/109020)

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**Author:** [@fph](https://discourse.julialang.org/u/fph)\
**Replies:** 3\
**Last updated:** [January 20, 2024, 11:48am UTC](https://discourse.julialang.org/t/changing-metric-for-complex-sphere-in-manopt-jl/109020 "2024-01-20T11:48:01Z")

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A technical question on Manopt.jl. I have seen that Sphere(n-1, ℂ) gets its Hermitian metric \\langle v, w\\rangle\_p = v^\*w from its canonical embedding in \\mathbb{C}^n. Instead, I would like to use that manifold with the…

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## [Need help on Manopt](https://discourse.julialang.org/t/need-help-on-manopt/100867)

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**Author:** [@dgagnon](https://discourse.julialang.org/u/dgagnon)\
**Replies:** 13\
**Last updated:** [June 30, 2023, 12:08pm UTC](https://discourse.julialang.org/t/need-help-on-manopt/100867 "2023-06-30T12:08:27Z")

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Hello I must find a maximum likelihood estimator for a distribution I have designed. But, I can’t have an explicit expression for it. Looking at another thread: Maximum likelihood for t-distribution by gradient descent,…