Explore the intricacies of utilizing pre-trained models in this guest lecture by Aditi Raghunathan for CMU's Advanced NLP course. Delve into the reasons behind pretraining, examine satellite remote sensing applications, and compare different fine-tuning methods. Investigate empirical observations, linear probing techniques, and various regularizers. Engage with in-context learning concepts, develop mental models, and understand latent concepts and problem distributions. Participate in a thought-provoking discussion and question session to deepen your understanding of advanced natural language processing techniques.