Circles and spheres are the perfect objects in the Universe. What are the signals on the circle and the sphere? What do they look like? Why are they important and how can we make good use of them? In this talk, we shall try to answer the above questions and discuss the related mathematical theory for signal processing on the circle and the sphere.

圓和圓面是宇宙中的「完美物體」。圓和圓面上的信號是什麼樣的呢？為什麼它們很重要？我們如何才能很好地利用它們？在本次演講中，我們將嘗試回答上述問題，並討論有關圓和圓面信號處理的相關數學理論。

Speaker: Prof.  Xiaosheng ZHUANG
Target Audience: Form 4 - 6
Duration: 1 hour
Medium of Language: Cantonese

Registration: http://www.ncm2.xyz/csci/local-school-outreach/popular-science-talks