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Question answering based on retrieval augmented generation (RAG-QA) is an important research topic in NLP and has a wide range of real-world applications. However, most existing datasets for this task are either constructed using a single…

Computation and Language · Computer Science 2024-10-04 Rujun Han , Yuhao Zhang , Peng Qi , Yumo Xu , Jenyuan Wang , Lan Liu , William Yang Wang , Bonan Min , Vittorio Castelli

Long-form question answering (LFQA) aims to provide thorough and in-depth answers to complex questions, enhancing comprehension. However, such detailed responses are prone to hallucinations and factual inconsistencies, challenging their…

Computation and Language · Computer Science 2025-06-04 Rachneet Sachdeva , Yixiao Song , Mohit Iyyer , Iryna Gurevych

Recent advancements in Large Language Models (LLMs) have pushed the boundaries of natural language processing, especially in long-context understanding. However, the evaluation of these models' long-context abilities remains a challenge due…

Computation and Language · Computer Science 2025-04-24 Cunxiang Wang , Ruoxi Ning , Boqi Pan , Tonghui Wu , Qipeng Guo , Cheng Deng , Guangsheng Bao , Xiangkun Hu , Zheng Zhang , Qian Wang , Yue Zhang

Table Question Answering (TQA) aims to answer natural language questions about tabular data, often accompanied by additional contexts such as text passages. The task spans diverse settings, varying in table representation, question/answer…

Computation and Language · Computer Science 2026-04-21 Wei Zhou , Bolei Ma , Annemarie Friedrich , Mohsen Mesgar

Long-Context Question Answering (LCQA), a challenging task, aims to reason over long-context documents to yield accurate answers to questions. Existing long-context Large Language Models (LLMs) for LCQA often struggle with the "lost in the…

Computation and Language · Computer Science 2024-11-04 Qingfei Zhao , Ruobing Wang , Yukuo Cen , Daren Zha , Shicheng Tan , Yuxiao Dong , Jie Tang

One of the most widely used tasks for evaluating Large Language Models (LLMs) is Multiple-Choice Question Answering (MCQA). While open-ended question answering tasks are more challenging to evaluate, MCQA tasks are, in principle, easier to…

Computation and Language · Computer Science 2025-06-10 Francesco Maria Molfese , Luca Moroni , Luca Gioffré , Alessandro Scirè , Simone Conia , Roberto Navigli

Accurate evaluation of financial question answering (QA) systems necessitates a comprehensive dataset encompassing diverse question types and contexts. However, current financial QA datasets lack scope diversity and question complexity.…

Computation and Language · Computer Science 2025-03-04 Jian Chen , Peilin Zhou , Yining Hua , Yingxin Loh , Kehui Chen , Ziyuan Li , Bing Zhu , Junwei Liang

Question Answering (QA) systems are becoming the inspiring model for the future of search engines. While recently, underlying datasets for QA systems have been promoted from unstructured datasets to structured datasets with highly…

Information Retrieval · Computer Science 2016-02-17 Saeedeh Shekarpour , Denis Lukovnikov , Ashwini Jaya Kumar , Kemele Endris , Kuldeep Singh , Harsh Thakkar , Christoph Lange

Question Answering (QA) on narrative text poses a unique challenge to current systems, requiring a deep understanding of long, complex documents. However, the reliability of NarrativeQA, the most widely used benchmark in this domain, is…

Computation and Language · Computer Science 2025-10-16 Tommaso Bonomo , Luca Gioffré , Roberto Navigli

Document-grounded dialogue systems aim to answer user queries by leveraging external information. Previous studies have mainly focused on handling free-form documents, often overlooking structured data such as lists, which can represent a…

Computation and Language · Computer Science 2024-10-08 Mujeen Sung , Song Feng , James Gung , Raphael Shu , Yi Zhang , Saab Mansour

Textbook question answering (TQA) is a challenging task in artificial intelligence due to the complex nature of context needed to answer complex questions. Although previous research has improved the task, there are still some limitations…

Computation and Language · Computer Science 2025-01-23 Hessa Abdulrahman Alawwad , Areej Alhothali , Usman Naseem , Ali Alkhathlan , Amani Jamal

The usage and amount of information available on the internet increase over the past decade. This digitization leads to the need for automated answering system to extract fruitful information from redundant and transitional knowledge…

Computation and Language · Computer Science 2022-02-03 Hariom A. Pandya , Brijesh S. Bhatt

Long-form question answering systems provide rich information by presenting paragraph-level answers, often containing optional background or auxiliary information. While such comprehensive answers are helpful, not all information is…

Computation and Language · Computer Science 2023-05-31 Abhilash Potluri , Fangyuan Xu , Eunsol Choi

We study a new problem setting of question answering (QA), referred to as DocTabQA. Within this setting, given a long document, the goal is to respond to questions by organizing the answers into structured tables derived directly from the…

Computation and Language · Computer Science 2024-08-22 Haochen Wang , Kai Hu , Haoyu Dong , Liangcai Gao

Retrieval Augmented Generation (RAG) has become prevalent in question-answering (QA) tasks due to its ability of utilizing search engine to enhance the quality of long-form question-answering (LFQA). Despite the emergence of various open…

Computation and Language · Computer Science 2024-07-02 Tianchi Cai , Zhiwen Tan , Xierui Song , Tao Sun , Jiyan Jiang , Yunqi Xu , Yinger Zhang , Jinjie Gu

Question Answering (QA) is one of the most important natural language processing (NLP) tasks. It aims using NLP technologies to generate a corresponding answer to a given question based on the massive unstructured corpus. With the…

Computation and Language · Computer Science 2022-07-01 Zhen Wang

Question answering (QA), giving correct answers to questions, is a popular task, but we test reverse question answering (RQA): for an input answer, give a question with that answer. Past work tests QA and RQA separately, but we test them…

Computation and Language · Computer Science 2025-02-13 Nishant Balepur , Feng Gu , Abhilasha Ravichander , Shi Feng , Jordan Boyd-Graber , Rachel Rudinger

Automatic question generation (AQG) has broad applicability in domains such as tutoring systems, conversational agents, healthcare literacy, and information retrieval. Existing efforts at AQG have been limited to short answer lengths of up…

Computation and Language · Computer Science 2020-04-16 Shlok Kumar Mishra , Pranav Goel , Abhishek Sharma , Abhyuday Jagannatha , David Jacobs , Hal Daumé

This study delves into the capabilities and limitations of Large Language Models (LLMs) in the challenging domain of conditional question-answering. Utilizing the Conditional Question Answering (CQA) dataset and focusing on generative…

Computation and Language · Computer Science 2023-12-05 Syed-Amad Hussain , Parag Pravin Dakle , SaiKrishna Rallabandi , Preethi Raghavan

Large Language Models (LLMs) have exhibited impressive generation capabilities, but they suffer from hallucinations when solely relying on their internal knowledge, especially when answering questions that require less commonly known…

Computation and Language · Computer Science 2023-11-01 Wenting Zhao , Ye Liu , Tong Niu , Yao Wan , Philip S. Yu , Shafiq Joty , Yingbo Zhou , Semih Yavuz