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相关论文: Do Multi-Hop Question Answering Systems Know How t…

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Biomedical Question Answering systems play a critical role in processing complex medical queries, yet they often struggle with the intricate nature of medical data and the demand for multi-hop reasoning. In this paper, we propose a model…

计算与语言 · 计算机科学 2026-01-13 Quoc-An Nguyen , Thi-Minh-Thu Vu , Bich-Dat Nguyen , Dinh-Quang-Minh Tran , Hoang-Quynh Le

Multi-hop question answering (QA) necessitates multi-step reasoning and retrieval across interconnected subjects, attributes, and relations. Existing retrieval-augmented generation (RAG) methods struggle to capture these structural…

计算与语言 · 计算机科学 2026-02-19 Jimeng Shi , Wei Hu , Runchu Tian , Bowen Jin , Wonbin Kweon , SeongKu Kang , Yunfan Kang , Dingqi Ye , Sizhe Zhou , Shaowen Wang , Jiawei Han

Has there been real progress in multi-hop question-answering? Models often exploit dataset artifacts to produce correct answers, without connecting information across multiple supporting facts. This limits our ability to measure true…

计算与语言 · 计算机科学 2020-11-18 Harsh Trivedi , Niranjan Balasubramanian , Tushar Khot , Ashish Sabharwal

Multi-hop question answering requires a model to connect multiple pieces of evidence scattered in a long context to answer the question. In this paper, we show that in the multi-hop HotpotQA (Yang et al., 2018) dataset, the examples often…

计算与语言 · 计算机科学 2019-06-18 Yichen Jiang , Mohit Bansal

Multi-hop question answering (QA) remains a significant challenge in the biomedical domain, requiring systems to integrate information across multiple sources to answer complex questions. To address this problem, the BioCreative IX MedHopQA…

In response to the increasing use of interactive artificial intelligence, the demand for the capacity to handle complex questions has increased. Multi-hop question generation aims to generate complex questions that requires multi-step…

计算与语言 · 计算机科学 2024-04-02 Seonjeong Hwang , Yunsu Kim , Gary Geunbae Lee

Question answering systems are the latest evolution in information retrieval technology, designed to accept complex queries in natural language and provide accurate answers using both unstructured and structured knowledge sources. Knowledge…

信息检索 · 计算机科学 2025-01-29 Arash Ghafouri , Mahdi Firouzmandi , Hasan Naderi

Asking questions from natural language text has attracted increasing attention recently, and several schemes have been proposed with promising results by asking the right question words and copy relevant words from the input to the…

计算与语言 · 计算机科学 2020-09-17 Xiyao Ma , Qile Zhu , Yanlin Zhou , Xiaolin Li , Dapeng Wu

Multi-hop reasoning is an effective approach for query answering (QA) over incomplete knowledge graphs (KGs). The problem can be formulated in a reinforcement learning (RL) setup, where a policy-based agent sequentially extends its…

人工智能 · 计算机科学 2018-09-13 Xi Victoria Lin , Richard Socher , Caiming Xiong

Existing question answering datasets focus on dealing with homogeneous information, based either only on text or KB/Table information alone. However, as human knowledge is distributed over heterogeneous forms, using homogeneous information…

计算与语言 · 计算机科学 2021-05-13 Wenhu Chen , Hanwen Zha , Zhiyu Chen , Wenhan Xiong , Hong Wang , William Wang

Knowledge graph (KG) is known to be helpful for the task of question answering (QA), since it provides well-structured relational information between entities, and allows one to further infer indirect facts. However, it is challenging to…

机器学习 · 计算机科学 2017-11-29 Yuyu Zhang , Hanjun Dai , Zornitsa Kozareva , Alexander J. Smola , Le Song

Knowledge graph question answering is an important technology in intelligent human-robot interaction, which aims at automatically giving answer to human natural language question with the given knowledge graph. For the multi-relation…

计算与语言 · 计算机科学 2021-06-04 Xinmeng Li , Mamoun Alazab , Qian Li , Keping Yu , Quanjun Yin

Existing question answering (QA) datasets fail to train QA systems to perform complex reasoning and provide explanations for answers. We introduce HotpotQA, a new dataset with 113k Wikipedia-based question-answer pairs with four key…

The emergence of reasoning models and their integration into practical AI chat bots has led to breakthroughs in solving advanced math, deep search, and extractive question answering problems that requires a complex and multi-step thought…

Multi-relation Question Answering is a challenging task, due to the requirement of elaborated analysis on questions and reasoning over multiple fact triples in knowledge base. In this paper, we present a novel model called Interpretable…

计算与语言 · 计算机科学 2018-06-04 Mantong Zhou , Minlie Huang , Xiaoyan Zhu

Question Answering (QA) systems provide easy access to the vast amount of knowledge without having to know the underlying complex structure of the knowledge. The research community has provided ad hoc solutions to the key QA tasks,…

计算与语言 · 计算机科学 2019-06-11 Somayeh Asadifar , Mohsen Kahani , Saeedeh Shekarpour

We employ a tool-interacting divide-and-conquer strategy enabling large language models (LLMs) to answer complex multimodal multi-hop questions. In particular, we harness the power of large language models to divide a given multimodal…

计算与语言 · 计算机科学 2023-09-19 Hossein Rajabzadeh , Suyuchen Wang , Hyock Ju Kwon , Bang Liu

Fact-checking real-world claims often requires complex, multi-step reasoning due to the absence of direct evidence to support or refute them. However, existing fact-checking systems often lack transparency in their decision-making, making…

计算与语言 · 计算机科学 2023-10-12 Liangming Pan , Xinyuan Lu , Min-Yen Kan , Preslav Nakov

Recent advances regarding question answering and reading comprehension have resulted in models that surpass human performance when the answer is contained in a single, continuous passage of text, requiring only single-hop reasoning.…

计算与语言 · 计算机科学 2021-01-18 Xing Cao , Yun Liu

Multihop reasoning remains an elusive goal as existing multihop benchmarks are known to be largely solvable via shortcuts. Can we create a question answering (QA) dataset that, by construction, \emph{requires} proper multihop reasoning? To…

计算与语言 · 计算机科学 2022-05-06 Harsh Trivedi , Niranjan Balasubramanian , Tushar Khot , Ashish Sabharwal