Understanding Form and Space: The "E" is a three-dimensional form, even if represented on a flat surface. Sketching it helps you understand how light and shadow interact with its shape, creating a ...

Want to create a stunning pencil drawing from a regular photo? In this easy Photoshop tutorial, we’ll walk you through every ...

Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...