Shuhei Watanabe

TPE performs poorly compared to the TPE in BOHB

7

## Environment and experiments - python3.8 - Ubuntu18.04 - optuna2.8.0 First, I will show the comparisons of TPEs in [my repo](https://github.com/nabenabe0928/hpo_basement/tree/stable/optimizer) which is based on BOHB implementation and the TPE...

When I would like to find good configurations for log distributional variables

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Hi, I would like to optimize the configuration which includes some variables which should be sampled after converted into log scale. I checked your codes and found there I could...

[feat] Add an adaptive subsampler

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Please check [the issue#426](https://github.com/automl/Auto-PyTorch/issues/426). ## Types of changes - [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected) - [ ] Bug...

[refactor] Separate categorical encoding as a method

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Separate a process for the readability.

[refactor] Separate error handling for dataframe

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Small refactoring to separate error handling of dataframe in check_data for the readability.

[refactor] Add changes from reg-cocktail

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Changes from reg-cocktail.

[refactor] Separate all_nan_columns detection

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Refactoring

[refactor] Separate errors for unsupported columns as a func

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Just a small refactoring.

[refactor] Add changes from reg-cocktal

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Some small changes from reg-cocktail.

[fix] Add first draft of the PR for issue#349

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## Types of changes - [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected) - [x] Bug fix (non-breaking change which fixes...