General Presentations



Simple Relations Behind Complex Systems

July 14, 2022

Scaling relations widely exist in complex systems. Kleiber’s law described an empirical $\frac{3}{4}$ factor of metabolic scaling. The WBE theory then verified a series of biological scaling relations, including the Kleiber’s law. In 2007, Bettencourt et al. discovered that similar scaling relations also widely exist in cities, while Bettencourt alone then gave a more general scaling model for urban regions of varying structures.



Introductory Aerial Cinematography (in Chinese)

October 21, 2021

Talk, Video Studio, the Publicity Deparment of University of Electronic Science and Technology of China, Chengdu, China

Aerial cinematography is becoming increasingly important to today’s news and movie industries. This talk introduces everyone to aerial cinematography. It begins with introducing the brief history of aerial cinematography and drone history, demonstrating the strong correlation between cutting-edge technology and available camera languages. It then introduces the structure and components of today’s typical commercial drones. Next, the talk introduces related laws, regulations, and safety instructions. The talk then covers three main topics: aerial photography, fundamentals of aerial cinematography, and techniques and tricks. The talk also covers future trends in aerial cinematography. Finally, the talk discusses people’s attitudes towards drones, advocating a dialectical and open perspective towards promising technology.