Here's a way to learn if facial recognition systems used your photos 5 Feb, 2021 05:00 AM 7 minutes to read A mosaic of about 50,000 images from the MegaFace dataset, which includes over 3.5 million. Photo / Adam Harvey via The New York Times A mosaic of about 50,000 images from the MegaFace dataset, which includes over 3.5 million. Photo / Adam Harvey via The New York Times New York Times By: Cade Metz and Kashmir Hill An online tool targets only a small slice of what's out there, but may open some eyes to how widely artificial intelligence research fed on personal images. When tech companies created the facial recognition systems