The model generates a prompt that's sent to SDXL, but it’s “seeded” with some randomness, we have an array of adjectives & colours that we input to try to make the output different.

Primarily the model is trying to generate “abstract publication cover art for a research paper covering the following topics…”.

Seems like a LoRA, check out Civitai, here is the anime category for example: https://civitai.com/tag/anime