the paper is about and what contribution the paper makes right this is like a this is like a longer abstract the abstract is often very very cryptic very dense this here is often much more informative of what the paper does so for understanding the paper and a high level the introduction is the best place but given that I've already looked at the images and so on I don't actually draw many new much new information from this thing then is related work and honestly I I skip it like unless I'm the actual reviewer of a paper like when I'm