Abstract: Image pyramids are widely adopted in top-performing methods to obtain multi-scale features for precise visual perception and understanding. However, current image pyramids use the same large ...

Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...

Abstract: A novel maskless nanoscale material etching method based on microcavities dielectric barrier discharge (DBD) array with advantages of high accuracy and high efficiency has been proposed in ...