If there is one invention in mathematics that is the most revolutionary, the most beautiful, and the most practical, it is undoubtedly the "coordinate". It is that grid of the "x-axis" and "y-axis" ...

Abstract: Ellipse detection is of great significance in the fields of image processing and computer vision. Accurate, stable and direct ellipse detection in real-world images has always been a key ...

Hold SPACE while dragging any shape tool (Line, Rectangle, Ellipse, Polygon, Smart Shapes) to temporarily reposition the in-progress shape with the mouse, instead of resizing it. Release SPACE to ...

Mobile eye-tracking in external environments remains challenging, despite recent advances in eye-tracking software and hardware engineering. Many current methods fail to deal with the vast range of ...