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`StandardizeY` transform requires non-empty data." when using SAASBO

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### Discussed in https://github.com/facebook/Ax/discussions/2333 Originally posted by **JingDang99** April 7, 2024 [Ax](https://github.com/facebook/Ax/tree/main)/[tutorials](https://github.com/facebook/Ax/tree/main/tutorials) /saasbo.ipynb when I use this, especially for this line: --------------------------------------------------------------------------- DataRequiredError Traceback (most recent call last) Cell In[77],...

Balandat

EHVI & NEHVI break with more than 7 objectives

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Hello Ax Team, when running EHVI or NEHVI with more than 7 objectives, we get an error during the evaluation of the objective function. Here's an MRE: ```python import numpy...

ronald-jaepel

Make objective direction checks more strict

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Summary: With this change, at least one of `minimize` or `lower_is_better` must be specified. If both are specified, they must match. Differential Revision: D56315542

saitcakmak

Validate paramter and metric names

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Summary: Apply is_valid_name to all parameter and metric names Differential Revision: D56316082

mpolson64

Add is_valid_name

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Summary: is_valid_name will be used for Metric and Paramter name validation. Constricting the values allowed will help with both parsing (as used in AxClient's constraints), plotting/report building, and more. Differential...

mpolson64

Rename ChoiceEncode => ChoiceToNumericChoice

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Summary: Renaming the ChoiceEncode parameter to ChoiceToNumericChoice to better reflect its behavior. Differential Revision: D56311291

mgrange1998

Update datetime equality checks to use an absolute tolerance

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Summary: Previously, this would set microseconds to 0, effectively comparing that the events happened in the same second. If the seconds differed, even when the absolute difference was negligible, the...

saitcakmak

Space characters in the objective name AND specifying a threshold leads to an error message: "AssertionError: Outcome constraint should be of form `metric_name >= x"

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When running the code below, I get the following error: ```AssertionError: Outcome constraint should be of form `metric_name >= x`, where x is a float bound and comparison operator is...

nemozor

Extending Models.THOMPSON with an extra parameter

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Hello Ax team, We are looking to extend the Thompson model with an annealing parameter. The call would be like the following: ``` # The current Ax Thompson # Models.THOMPSON(...

seabull

Pull out mixin for setting `X_pending` in acquisition functions

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Summary: Formerly, all subclasses of `Acquisition` had a method `set_X_pending`, even if they did not support pending points. This confused me while writing tests for optimizing acquisition functions. - Pulled...

esantorella