Lecture:
Topics_modeling_over_time.pptx

Links:
https://maartengr.github.io/BERTopic/getting_started/topicsovertime/topicsovertime.html#visualization
https://pair-code.github.io/understanding-umap/index.html
https://medium.com/data-reply-it-datatech/bertopic-topic-modeling-as-you-have-never-seen-it-before-abb48bbab2b2
https://projector.tensorflow.org/
https://aurigait.com/blog/blog-easy-explanation-of-dimensionality-reduction-and-techniques/