For example, images are often generated with jpeg artifacts in regions but not globally.
Watermarks are also reproduced.
Some generated images have artifacts from CCD cameras
https://www.eso.org/~ohainaut/ccd/CCD_artifacts.html
Images generated from Google Street View data would likely contain features specific to the cars/cameras used in each country
https://www.geometas.com/metas/categories/google_car/
That makes me wonder: if you label good data, and generate data with the good label, how much benefit do you get from also training on okay data?
For example, images are often generated with jpeg artifacts in regions but not globally.
Watermarks are also reproduced.
Some generated images have artifacts from CCD cameras
https://www.eso.org/~ohainaut/ccd/CCD_artifacts.html
Images generated from Google Street View data would likely contain features specific to the cars/cameras used in each country
https://www.geometas.com/metas/categories/google_car/