The previous lecture in this series is here. The next lecture in this series is here.
Graph limits provide a beautiful analytic framework for studying very large graphs. Prof. Zhao explains what graph limits are, and their key definitions and theorems (equivalence, limit, compactness).
These videos are of a lecture course by Yufei Zhao at the Massachusetts Institute of Technology in 2019, and made available as part of its OpenCourseWare initiative. The website for the course may be found here.