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We introduce REALTIME QA, a dynamic question answering (QA) platform that announces questions and evaluates systems on a regular basis (weekly in this version). REALTIME QA inquires about the current world, and QA systems need to answer…

Fusion-in-decoder (Fid) (Izacard and Grave, 2020) is a generative question answering (QA) model that leverages passage retrieval with a pre-trained transformer and pushed the state of the art on single-hop QA. However, the complexity of…

计算与语言 · 计算机科学 2022-05-20 Semih Yavuz , Kazuma Hashimoto , Yingbo Zhou , Nitish Shirish Keskar , Caiming Xiong

This work deals with the challenge of learning and reasoning over multi-modal multi-hop question answering (QA). We propose a graph reasoning network based on the semantic structure of the sentences to learn multi-source reasoning paths and…

计算与语言 · 计算机科学 2025-01-09 Navya Yarrabelly , Saloni Mittal

Large Language Models (LLMs) excel in many natural language processing tasks but often exhibit factual inconsistencies in knowledge-intensive settings. Integrating external knowledge resources, particularly knowledge graphs (KGs), provides…

计算与语言 · 计算机科学 2026-02-17 Shuai Wang , Yinan Yu

Recent advances in tabular question answering (QA) with large language models are constrained in their coverage and only answer questions over a single table. However, real-world queries are complex in nature, often over multiple tables in…

计算与语言 · 计算机科学 2023-08-09 Vaishali Pal , Andrew Yates , Evangelos Kanoulas , Maarten de Rijke

Question answering (QA) has become a popular way for humans to access billion-scale knowledge bases. Unlike web search, QA over a knowledge base gives out accurate and concise results, provided that natural language questions can be…

计算与语言 · 计算机科学 2019-03-07 Wanyun Cui , Yanghua Xiao , Haixun Wang , Yangqiu Song , Seung-won Hwang , Wei Wang

Question Answering (QA) has shown great success thanks to the availability of large-scale datasets and the effectiveness of neural models. Recent research works have attempted to extend these successes to the settings with few or no labeled…

计算与语言 · 计算机科学 2020-05-07 Zhongli Li , Wenhui Wang , Li Dong , Furu Wei , Ke Xu

Collecting supporting evidence from large corpora of text (e.g., Wikipedia) is of great challenge for open-domain Question Answering (QA). Especially, for multi-hop open-domain QA, scattered evidence pieces are required to be gathered…

计算与语言 · 计算机科学 2021-01-01 Shaobo Li , Xiaoguang Li , Lifeng Shang , Xin Jiang , Qun Liu , Chengjie Sun , Zhenzhou Ji , Bingquan Liu

Multimodal systems have great potential to assist humans in procedural activities, where people follow instructions to achieve their goals. Despite diverse application scenarios, systems are typically evaluated on traditional classification…

We present a new dataset for Visual Question Answering (VQA) on document images called DocVQA. The dataset consists of 50,000 questions defined on 12,000+ document images. Detailed analysis of the dataset in comparison with similar datasets…

计算机视觉与模式识别 · 计算机科学 2021-01-06 Minesh Mathew , Dimosthenis Karatzas , C. V. Jawahar

We present QuAC, a dataset for Question Answering in Context that contains 14K information-seeking QA dialogs (100K questions in total). The dialogs involve two crowd workers: (1) a student who poses a sequence of freeform questions to…

计算与语言 · 计算机科学 2018-08-29 Eunsol Choi , He He , Mohit Iyyer , Mark Yatskar , Wen-tau Yih , Yejin Choi , Percy Liang , Luke Zettlemoyer

The sheer volume of financial statements makes it difficult for humans to access and analyze a business's financials. Robust numerical reasoning likewise faces unique challenges in this domain. In this work, we focus on answering deep…

Large language models are playing an increasingly significant role in molecular research, yet existing models often generate erroneous information, posing challenges to accurate molecular comprehension. Traditional evaluation metrics for…

计算与语言 · 计算机科学 2024-03-14 Xingyu Lu , He Cao , Zijing Liu , Shengyuan Bai , Leqing Chen , Yuan Yao , Hai-Tao Zheng , Yu Li

We aim to improve question answering (QA) by decomposing hard questions into simpler sub-questions that existing QA systems are capable of answering. Since labeling questions with decompositions is cumbersome, we take an unsupervised…

计算与语言 · 计算机科学 2020-10-08 Ethan Perez , Patrick Lewis , Wen-tau Yih , Kyunghyun Cho , Douwe Kiela

Multi-hop question answering (MQA) is one of the challenging tasks to evaluate machine's comprehension and reasoning abilities, where large language models (LLMs) have widely achieved the human-comparable performance. Due to the dynamics of…

计算与语言 · 计算机科学 2024-02-16 Hengrui Gu , Kaixiong Zhou , Xiaotian Han , Ninghao Liu , Ruobing Wang , Xin Wang

We propose a novel video understanding task by fusing knowledge-based and video question answering. First, we introduce KnowIT VQA, a video dataset with 24,282 human-generated question-answer pairs about a popular sitcom. The dataset…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Noa Garcia , Mayu Otani , Chenhui Chu , Yuta Nakashima

Explainable question answering (XQA) aims to answer a given question and provide an explanation why the answer is selected. Existing XQA methods focus on reasoning on a single knowledge source, e.g., structured knowledge bases, unstructured…

计算与语言 · 计算机科学 2023-05-25 Jiajie Zhang , Shulin Cao , Tingjia Zhang , Xin Lv , Jiaxin Shi , Qi Tian , Juanzi Li , Lei Hou

Recent development of large-scale question answering (QA) datasets triggered a substantial amount of research into end-to-end neural architectures for QA. Increasingly complex systems have been conceived without comparison to simpler neural…

计算与语言 · 计算机科学 2017-06-09 Dirk Weissenborn , Georg Wiese , Laura Seiffe

As large language models (LLMs) grow larger and more sophisticated, assessing their "reasoning" capabilities in natural language grows more challenging. Recent question answering (QA) benchmarks that attempt to assess reasoning are often…

计算与语言 · 计算机科学 2022-12-01 Matthew Ho , Aditya Sharma , Justin Chang , Michael Saxon , Sharon Levy , Yujie Lu , William Yang Wang

We introduce RoMQA, the first benchmark for robust, multi-evidence, multi-answer question answering (QA). RoMQA contains clusters of questions that are derived from related constraints mined from the Wikidata knowledge graph. RoMQA…

计算与语言 · 计算机科学 2022-11-16 Victor Zhong , Weijia Shi , Wen-tau Yih , Luke Zettlemoyer