Abstract: To address the challenges posed by the complex structure, large volume of information, slow manual interpretation, and low accuracy of coal mine safety monitoring system drawings, this paper ...

Learn the basics of drawing realistic faces with just a pencil and paper. This tutorial breaks down facial proportions, guidelines, and shading techniques to help beginners improve their portrait ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...