Ellipses and cylinders are foundational to drawing forms in perspective. This short shares a practical method to improve accuracy, consistency, and confidence when drawing rounded forms—making complex ...

Abstract: The disadvantages of ellipse fitting method based on algebraic method include its large sampling range, unclear physical explanation of the parameters of the equation, uncontrollable ...

Abstract: Cyber security has always been an important issue in the Internet of Everything topic. In the physical layer of the Internet, specific emitter identification (SEI) technology is widely ...

This video is a complete art history research guide designed specifically for artists who draw. You will learn how to study paintings, sculptures, and sketches in a way that improves your technical ...