Add longformer

add pinned

put config at top

Merge branch 'main' of https://huggingface.co/spaces/RugNlpFlashcards/Speech_Language_Processing_Jurafsky_Martin into main

add lfs as prerequisite to readme

add gradio probe demo

initial commit

Update readme

Update todo

refactoring of code

Add base model retriever

Add retriever based on DPR (WIP)

Add HF QA tutorial link

readme toevoegen

Initial commit