diff --git a/docs/flux_train_network.md b/docs/flux_train_network.md index f30717a6..b8207cb0 100644 --- a/docs/flux_train_network.md +++ b/docs/flux_train_network.md @@ -550,24 +550,34 @@ You can calculate validation loss during training using a validation dataset to To set up validation, add a `validation_split` and optionally `validation_seed` to your dataset configuration TOML file. ```toml -[[datasets]] +validation_seed = 42 # [Optional] Validation seed, otherwise uses training seed for validation split . enable_bucket = true resolution = [1024, 1024] -validation_seed = 42 # [Optional] Validation seed, otherwise uses training seed for validation split . +[[datasets]] [[datasets.subsets]] + # This directory will use 100% of the images for training image_dir = "path/to/image/directory" - validation_split = 0.1 # Split between 0.0 and 1.0 where 1.0 will use the full subset as a validation dataset + +[[datasets]] +validation_split = 0.1 # Split between 0.0 and 1.0 where 1.0 will use the full subset as a validation dataset [[datasets.subsets]] + # This directory will split 10% to validation and 90% to training + image_dir = "path/to/image/second-directory" + +[[datasets]] +validation_split = 1.0 # Will use this full subset as a validation subset. + + [[datasets.subsets]] + # This directory will use the 100% to validation and 0% to training image_dir = "path/to/image/full_validation" - validation_split = 1.0 # Will use this full subset as a validation subset. ``` **Notes:** * Validation loss calculation uses fixed timestep sampling and random seeds to reduce loss variation due to randomness for more stable evaluation. -* Currently, validation loss is not supported when using `--blocks_to_swap` or Schedule-Free optimizers (`AdamWScheduleFree`, `RAdamScheduleFree`, `ProdigyScheduleFree`). +* Currently, validation loss is not supported when using Schedule-Free optimizers (`AdamWScheduleFree`, `RAdamScheduleFree`, `ProdigyScheduleFree`).
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