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Related papers: AmbigQA: Answering Ambiguous Open-domain Questions

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Accurate question answering (QA) in disaster management requires reasoning over uncertain and conflicting information, a setting poorly captured by existing benchmarks built on clean evidence. We introduce DisastQA, a large-scale benchmark…

Computation and Language · Computer Science 2026-01-08 Zhitong Chen , Kai Yin , Xiangjue Dong , Chengkai Liu , Xiangpeng Li , Yiming Xiao , Bo Li , Junwei Ma , Ali Mostafavi , James Caverlee

This paper is concerned with open-domain question answering (i.e., OpenQA). Recently, some works have viewed this problem as a reading comprehension (RC) task, and directly applied successful RC models to it. However, the performances of…

Computation and Language · Computer Science 2019-01-15 Liang Pang , Yanyan Lan , Jiafeng Guo , Jun Xu , Lixin Su , Xueqi Cheng

Practical semantic parsers are expected to understand user utterances and map them to executable programs, even when these are ambiguous. We introduce a new benchmark, AMBROSIA, which we hope will inform and inspire the development of…

Computation and Language · Computer Science 2024-11-01 Irina Saparina , Mirella Lapata

Users often fail to formulate their complex information needs in a single query. As a consequence, they may need to scan multiple result pages or reformulate their queries, which may be a frustrating experience. Alternatively, systems can…

Computation and Language · Computer Science 2019-07-16 Mohammad Aliannejadi , Hamed Zamani , Fabio Crestani , W. Bruce Croft

Over the last twenty years, significant progress has been made in designing and implementing Question Answering (QA) systems. However, addressing complex questions, the answers to which are spread across multiple documents, remains a…

Computation and Language · Computer Science 2026-02-26 Sourav Saha , Dwaipayan Roy , Mandar Mitra

Question answering (QA) systems provide a way of querying the information available in various formats including, but not limited to, unstructured and structured data in natural languages. It constitutes a considerable part of…

Computation and Language · Computer Science 2021-06-04 Munazza Zaib , Wei Emma Zhang , Quan Z. Sheng , Adnan Mahmood , Yang Zhang

Large Language Models (LLMs) are revolutionizing information retrieval, with chatbots becoming an important source for answering user queries. As by their design, LLMs prioritize generating correct answers, the value of highly plausible yet…

Computation and Language · Computer Science 2025-04-22 Jamshid Mozafari , Abdelrahman Abdallah , Bhawna Piryani , Adam Jatowt

Despite recent progress on conversational systems, they still do not perform smoothly and coherently when faced with ambiguous requests. When questions are unclear, conversational systems should have the ability to ask clarifying questions,…

Information Retrieval · Computer Science 2022-08-10 Negar Arabzadeh , Mahsa Seifikar , Charles L. A. Clarke

Closed-book question answering (QA) requires a model to directly answer an open-domain question without access to any external knowledge. Prior work on closed-book QA either directly finetunes or prompts a pretrained language model (LM) to…

Computation and Language · Computer Science 2023-04-28 Dan Su , Mostofa Patwary , Shrimai Prabhumoye , Peng Xu , Ryan Prenger , Mohammad Shoeybi , Pascale Fung , Anima Anandkumar , Bryan Catanzaro

Multilingual question answering tasks typically assume answers exist in the same language as the question. Yet in practice, many languages face both information scarcity -- where languages have few reference articles -- and information…

Computation and Language · Computer Science 2021-04-14 Akari Asai , Jungo Kasai , Jonathan H. Clark , Kenton Lee , Eunsol Choi , Hannaneh Hajishirzi

Retrieval based open-domain QA systems use retrieved documents and answer-span selection over retrieved documents to find best-answer candidates. We hypothesize that multilingual Question Answering (QA) systems are prone to information…

Computation and Language · Computer Science 2022-05-26 Shramay Palta , Haozhe An , Yifan Yang , Shuaiyi Huang , Maharshi Gor

A popular recent approach to answering open-domain questions is to first search for question-related passages and then apply reading comprehension models to extract answers. Existing methods usually extract answers from single passages…

Computation and Language · Computer Science 2018-04-27 Shuohang Wang , Mo Yu , Jing Jiang , Wei Zhang , Xiaoxiao Guo , Shiyu Chang , Zhiguo Wang , Tim Klinger , Gerald Tesauro , Murray Campbell

Large Language Models (LLMs) have shown significant progress in Open-domain question answering (ODQA), yet most evaluations focus on English and assume locale-invariant answers across languages. This assumption neglects the cultural and…

Computation and Language · Computer Science 2025-08-25 Keon-Woo Roh , Yeong-Joon Ju , Seong-Whan Lee

Tabular data is difficult to analyze and to search through, yielding for new tools and interfaces that would allow even non tech-savvy users to gain insights from open datasets without resorting to specialized data analysis tools or even…

Information Retrieval · Computer Science 2017-08-31 Svitlana Vakulenko , Vadim Savenkov

Large language models have recently pushed open domain question answering (ODQA) to new frontiers. However, prevailing retriever-reader pipelines often depend on multiple rounds of prompt level instructions, leading to high computational…

Computation and Language · Computer Science 2025-09-23 Zhanghao Hu , Hanqi Yan , Qinglin Zhu , Zhenyi Shen , Yulan He , Lin Gui

Large language models (LLMs) have delivered significant breakthroughs across diverse domains but can still produce unreliable or misleading outputs, posing critical challenges for real-world applications. While many recent studies focus on…

Computation and Language · Computer Science 2025-09-08 Yang Nan , Pengfei He , Ravi Tandon , Han Xu

The full power of human language-based communication cannot be realized without negation. All human languages have some form of negation. Despite this, negation remains a challenging phenomenon for current natural language understanding…

Computation and Language · Computer Science 2022-11-02 Abhilasha Ravichander , Matt Gardner , Ana Marasović

Check-worthy claim detection aims at providing plausible misinformation to downstream fact-checking systems or human experts to check. This is a crucial step toward accelerating the fact-checking process. Many efforts have been put into how…

Computation and Language · Computer Science 2023-07-25 Yang Bai , Anthony Colas , Daisy Zhe Wang

Extractive reading comprehension systems can often locate the correct answer to a question in a context document, but they also tend to make unreliable guesses on questions for which the correct answer is not stated in the context. Existing…

Computation and Language · Computer Science 2018-06-12 Pranav Rajpurkar , Robin Jia , Percy Liang

A riddle is a question or statement with double or veiled meanings, followed by an unexpected answer. Solving riddle is a challenging task for both machine and human, testing the capability of understanding figurative, creative natural…

Computation and Language · Computer Science 2022-03-21 Yunxiang Zhang , Xiaojun Wan
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