Metallic Flake Extraction (VIDEO) Optica This video is under embargo. Please login to access this video. Caption The researchers developed image analysis algorithms that automatically isolate the metallic flakes from the base coat so that each one can be measured. Although this video shows the flakes being extracted in a sweeping process, all flakes are extracted at the same time and measured in a fraction of a second. Credit Bryan Williams, University of Liverpool Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.