❓ FAQ
Q: What kind of data can I upload?
A: A CSV file with numeric features and one target column as the last column.
Q: Can I use categorical data?
A: Only if it's encoded numerically (e.g., one-hot or label encoded).
Q: What if I have missing values?
A: Missing values are filled using the column's mean.
Q: What happens if I have <3 features?
A: PCA will use all available dimensions (2D PCA).
Q: Can I reset the sliders?
A: Yes, using the “🔄 Reset to Mean Values” button.