If you think creatively, you can often use existing tools in useful new ways. The free GNU Image Manipulation Program has a Paths tool that assists with drawing shapes. You can also use it to draw ...

Murals are a vital form of traditional Chinese art, rich in historical and cultural content. Line drawing, as a core technique, is widely used but still depends on manual tracing. This paper proposes ...

Using a pen or paintbrush, this small WiFi-connected robot arm is able to recreate on paper, whatever you draw on a touchscreen device. The portable robot arm, called Line-us, is the brainchild of ...