Case Studies

12 Feb 2020 • 4 min read

SUMMARY Data scientist Alaa Senjab built a real-time gun detection model for security camera footage using a 2,973-image handgun dataset from the University of Grenada, and reported that Roboflow cut roughly half of his project code by handling annotation validation, preprocessing, augmentation, and format conversion automatically. Roboflow

11 Feb 2020 • 2 min read

SUMMARY A hand-check of the 15,000 images in the widely used Udacity Dataset 2 found problems in 4,986 of them (33%), including thousands of unlabeled vehicles, hundreds of unlabeled pedestrians, dozens of unlabeled cyclists, and 217 completely unannotated images that contained real objects. Phantom annotations, duplicated bounding