INDEX_DIR = 'data/index' QUESTIONS_PATH = 'data/questions/selected_questions.txt' RETRIEVER_MODEL = "sentence-transformers/multi-qa-mpnet-base-dot-v1" RETRIEVER_MODEL_FORMAT = "sentence_transformers" READER_MODEL = "deepset/roberta-base-squad2" READER_CONFIG_THRESHOLD = 0.15 RETRIEVER_TOP_K = 10 READER_TOP_K = 5 LOW_RELEVANCE_THRESHOLD = 0.5