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Answering complex questions over textual resources remains a challenge, particularly when dealing with nuanced relationships between multiple entities expressed within natural-language sentences. To this end, curated knowledge bases (KBs)…

Computation and Language · Computer Science 2023-09-08 Jingjing Xu , Maria Biryukov , Martin Theobald , Vinu Ellampallil Venugopal

Time series data are foundational in finance, healthcare, and energy domains. However, most existing methods and datasets remain focused on a narrow spectrum of tasks, such as forecasting or anomaly detection. To bridge this gap, we…

Computation and Language · Computer Science 2025-07-01 Yaxuan Kong , Yiyuan Yang , Yoontae Hwang , Wenjie Du , Stefan Zohren , Zhangyang Wang , Ming Jin , Qingsong Wen

Text simplification aims to make technical texts more accessible to laypeople but often results in deletion of information and vagueness. This work proposes InfoLossQA, a framework to characterize and recover simplification-induced…

Computation and Language · Computer Science 2024-06-05 Jan Trienes , Sebastian Joseph , Jörg Schlötterer , Christin Seifert , Kyle Lo , Wei Xu , Byron C. Wallace , Junyi Jessy Li

Visual Question Answering (VQA) is the task of answering questions based on image content. Building upon this, Knowledge-Based VQA (KB-VQA) requires models to answer questions that depend on external knowledge beyond the visual content of…

Information Retrieval · Computer Science 2026-04-08 Wei Ye , Yixin Su , Yueguo Chen , Longxiang Gao , Jianjun Li , Ruixuan Li , Rui Zhang

Recently proposed long-form question answering (QA) systems, supported by large language models (LLMs), have shown promising capabilities. Yet, attributing and verifying their generated abstractive answers can be difficult, and…

Computation and Language · Computer Science 2024-07-02 Tal Schuster , Adam D. Lelkes , Haitian Sun , Jai Gupta , Jonathan Berant , William W. Cohen , Donald Metzler

Weakly-supervised table question-answering(TableQA) models have achieved state-of-art performance by using pre-trained BERT transformer to jointly encoding a question and a table to produce structured query for the question. However, in…

Deep learning based question answering (QA) on English documents has achieved success because there is a large amount of English training examples. However, for most languages, training examples for high-quality QA models are not available.…

Computation and Language · Computer Science 2019-07-16 Chia-Hsuan Lee , Hung-Yi Lee

Natural language question answering (QA) over structured data sources such as tables and knowledge graphs have been widely investigated, especially with Large Language Models (LLMs) in recent years. The main solutions include question to…

Computation and Language · Computer Science 2024-12-16 Wen Zhang , Long Jin , Yushan Zhu , Jiaoyan Chen , Zhiwei Huang , Junjie Wang , Yin Hua , Lei Liang , Huajun Chen

Automatic question answering is an important yet challenging task in E-commerce given the millions of questions posted by users about the product that they are interested in purchasing. Hence, there is a great demand for automatic answer…

Computation and Language · Computer Science 2025-07-14 Anand A. Rajasekar , Nikesh Garera

With social media becoming increasingly pop-ular on which lots of news and real-time eventsare reported, developing automated questionanswering systems is critical to the effective-ness of many applications that rely on real-time knowledge.…

Computation and Language · Computer Science 2019-07-16 Wenhan Xiong , Jiawei Wu , Hong Wang , Vivek Kulkarni , Mo Yu , Shiyu Chang , Xiaoxiao Guo , William Yang Wang

Product Question Answering (PQA) systems are key in e-commerce applications to provide responses to customers' questions as they shop for products. While existing work on PQA focuses mainly on English, in practice there is need to support…

Computation and Language · Computer Science 2023-05-17 Xiaoyu Shen , Akari Asai , Bill Byrne , Adrià de Gispert

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

Existing studies in conversational AI mostly treat task-oriented dialog (TOD) and question answering (QA) as separate tasks. Towards the goal of constructing a conversational agent that can complete user tasks and support information…

Computation and Language · Computer Science 2022-06-28 Miaoran Li , Baolin Peng , Jianfeng Gao , Zhu Zhang

We present SQuAI (https://squai.scads.ai/), a scalable and trustworthy multi-agent retrieval-augmented generation (RAG) framework for scientific question answering (QA) with large language models (LLMs). SQuAI addresses key limitations of…

Information Retrieval · Computer Science 2025-10-20 Ines Besrour , Jingbo He , Tobias Schreieder , Michael Färber

A major challenge of research on non-English machine reading for question answering (QA) is the lack of annotated datasets. In this paper, we present GermanQuAD, a dataset of 13,722 extractive question/answer pairs. To improve the…

Computation and Language · Computer Science 2021-04-27 Timo Möller , Julian Risch , Malte Pietsch

Prior work in standardized science exams requires support from large text corpus, such as targeted science corpus fromWikipedia or SimpleWikipedia. However, retrieving knowledge from the large corpus is time-consuming and questions embedded…

Artificial Intelligence · Computer Science 2020-04-28 Xinyue Zheng , Peng Wang , Qigang Wang , Zhongchao Shi

The rapid progress in question-answering (QA) systems has predominantly benefited high-resource languages, leaving Indic languages largely underrepresented despite their vast native speaker base. In this paper, we present IndicSQuAD, a…

Computation and Language · Computer Science 2025-05-14 Sharvi Endait , Ruturaj Ghatage , Aditya Kulkarni , Rajlaxmi Patil , Raviraj Joshi

In spoken question answering, QA systems are designed to answer questions from contiguous text spans within the related speech transcripts. However, the most natural way that human seek or test their knowledge is via human conversations.…

Computation and Language · Computer Science 2020-10-20 Chenyu You , Nuo Chen , Fenglin Liu , Dongchao Yang , Yuexian Zou

Cross-lingual open domain question answering (CLQA) is a complex problem, comprising cross-lingual retrieval from a multilingual knowledge base, followed by answer generation in the query language. Both steps are usually tackled by separate…

Computation and Language · Computer Science 2024-10-03 Fan Jiang , Tom Drummond , Trevor Cohn

Retrieval-augmented generation (RAG) systems are widely used in question-answering (QA) tasks, but current benchmarks lack metadata integration, limiting their evaluation in scenarios requiring both textual data and external information. To…

Information Retrieval · Computer Science 2026-02-13 Davide Bruni , Marco Avvenuti , Nicola Tonellotto , Maurizio Tesconi