1. You should be clearly visible in the picture and big enough (you can crop unnecessary free space).
2. Avoid ⛔ photos where your clothes blend with the background or the colors are close to skin color.
3. Better to upload images of ✅ good or average quality. The brighter the photo, the better the result.
4. Choose photos with ✅ tight-fitting clothes: tops, underwear, t-shirts, dresses, etc.
The neural network will perform worse in loose clothing, but it will cope.