DynRank: Improving Passage Retrieval with Dynamic Zero-Shot Prompting Based on Question Classification
This paper presents DynRank, a novel framework for enhancing passage retrieval in open-domain question-answering systems through dynamic zero-shot question classification. Traditional approaches rely on static prompts and pre-defined templates, which may limit model adaptability across different questions and contexts. In contrast, DynRank introduces a dynamic prompting mechanism, leveraging a pre-trained question classification model that categorizes questions into fine-grained types. Based on these classifications, contextually relevant prompts are generated, enabling more effective passage retrieval. We integrate DynRank into existing retrieval frameworks and conduct extensive experiments on multiple QA benchmark datasets.
Code (0)
등록된 구현이 없습니다.
Tasks
Open-Domain Question AnsweringPassage RetrievalQuestion AnsweringRetrievalSimilar Papers 제목 키워드 기반
Improving Passage Retrieval with Zero-Shot Question Generation
We propose a simple and effective re-ranking method for improving passage retrieval in open question answering. The re-ranker re-scores retrieved passages with a zero-shot question generation model, which uses a pre-trai…
Language ModelingLanguage ModellingOpen-Domain Question AnsweringOpen-Ended Question Answering+6Zero-shot Neural Passage Retrieval via Domain-targeted Synthetic Question Generation
A major obstacle to the wide-spread adoption of neural retrieval models is that they require large supervised training sets to surpass traditional term-based techniques, which are constructed from raw corpora. In this pa…
Passage RetrievalQuestion GenerationQuestion-GenerationRetrieval+1Robust Retrieval Augmented Generation for Zero-shot Slot Filling
Automatically inducing high quality knowledge graphs from a given collection of documents still remains a challenging problem in AI. One way to make headway for this problem is through advancements in a related task know…
Domain AdaptationFew-Shot LearningKnowledge GraphsPassage Retrieval+5Hyperlink-induced Pre-training for Passage Retrieval of Open-domain Question Answering
To alleviate the data scarcity problem in training question answering systems, recent works propose additional intermediate pre-training for dense passage retrieval (DPR). However, there still remains a large discrepancy…
Open-Domain Question AnsweringPassage RetrievalQuestion AnsweringRetrievalHyperlink-induced Pre-training for Passage Retrieval in Open-domain Question Answering
To alleviate the data scarcity problem in training question answering systems, recent works propose additional intermediate pre-training for dense passage retrieval (DPR). However, there still remains a large discrepancy…
Open-Domain Question AnsweringPassage RetrievalQuestion AnsweringRetrieval