First off… Roboflow is an awesome platform!! An issue I discovered concerns the distribution of images when creating or re-balancing the dataset for Train-Val-Test. It appears that there is no random shuffle and in most cases, we are ending up with a Validation Set solely consisting of only one ob…

Need Ability to randomly shuffle "merged dataset" when allocating Train/Val/Test Sets

Fredrik_T October 9, 2023, 4:36am 4

What happened here? I’m seeing the same behavior still.

Topic		Replies	Views
After Merging Datasets, Re-balancing (Train/Val/Test) excludes multiple classes in VAL split 🛠️ Feature Reqs split-after-upload , bugs	7	2862	March 11, 2024
Splitting Multi-Class Dataset & Rebalancing create severly unbalanced Val/Test sets at Export 🤝 Community Help split-after-upload , bugs	2	465	April 27, 2022
How to Quickly Reallocate "Test train and Valid" 🤝 Community Help	1	2136	July 26, 2023
How to shuffle images? 🤝 Community Help split-after-upload	2	1356	November 20, 2023
Perform Train/Test Split After Preprocessing and Split by Classes 🛠️ Feature Reqs feature-request	4	478	May 16, 2025