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The performance of Video Question Answering (VideoQA) models is fundamentally constrained by the nature of their supervision, which typically consists of isolated, factual question-answer pairs. This "bag-of-facts" approach fails to capture…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Jianxin Liang , Tan Yue , Yuxuan Wang , Yueqian Wang , Zhihan Yin , Huishuai Zhang , Dongyan Zhao

Readers of academic research papers often read with the goal of answering specific questions. Question Answering systems that can answer those questions can make consumption of the content much more efficient. However, building such tools…

计算与语言 · 计算机科学 2021-05-10 Pradeep Dasigi , Kyle Lo , Iz Beltagy , Arman Cohan , Noah A. Smith , Matt Gardner

Question-answering (QA) that comes naturally to humans is a critical component in seamless human-computer interaction. It has emerged as one of the most convenient and natural methods to interact with the web and is especially desirable in…

计算与语言 · 计算机科学 2022-11-15 Deepak Gupta

This paper addresses the problem of generating questions from a given context and an answer, specifically focusing on questions that require multi-hop reasoning across an extended context. Previous studies have suggested that key phrase…

计算与语言 · 计算机科学 2023-10-24 Zehua Xia , Qi Gou , Bowen Yu , Haiyang Yu , Fei Huang , Yongbin Li , Cam-Tu Nguyen

Non-extractive commonsense QA remains a challenging AI task, as it requires systems to reason about, synthesize, and gather disparate pieces of information, in order to generate responses to queries. Recent approaches on such tasks show…

计算与语言 · 计算机科学 2019-11-01 Kaixin Ma , Jonathan Francis , Quanyang Lu , Eric Nyberg , Alessandro Oltramari

Knowledge Base Question Answering (KBQA) aims to answer natural language questions over large-scale knowledge bases (KBs), which can be summarized into two crucial steps: knowledge retrieval and semantic parsing. However, three core…

The emergence of structured databases for Question Answering (QA) systems has led to developing methods, in which the problem of learning the correct answer efficiently is based on a linking task between the constituents of the question and…

机器学习 · 计算机科学 2020-03-05 Hamid Zafar , Maryam Tavakol , Jens Lehmann

A multi-hop question answering (QA) dataset aims to test reasoning and inference skills by requiring a model to read multiple paragraphs to answer a given question. However, current datasets do not provide a complete explanation for the…

计算与语言 · 计算机科学 2020-11-13 Xanh Ho , Anh-Khoa Duong Nguyen , Saku Sugawara , Akiko Aizawa

Due to the concise and structured nature of tables, the knowledge contained therein may be incomplete or missing, posing a significant challenge for table question answering (TableQA) and data analysis systems. Most existing datasets either…

计算与语言 · 计算机科学 2024-05-15 Mengkang Hu , Haoyu Dong , Ping Luo , Shi Han , Dongmei Zhang

Question Answering (QA) is a growing area of research, often used to facilitate the extraction of information from within documents. State-of-the-art QA models are usually pre-trained on domain-general corpora like Wikipedia and thus tend…

计算与语言 · 计算机科学 2022-12-01 Matthew Maufe , James Ravenscroft , Rob Procter , Maria Liakata

Question and answer generation (QAG) consists of generating a set of question-answer pairs given a context (e.g. a paragraph). This task has a variety of applications, such as data augmentation for question answering (QA) models,…

计算与语言 · 计算机科学 2023-05-29 Asahi Ushio , Fernando Alva-Manchego , Jose Camacho-Collados

Motivated by suggested question generation in conversational news recommendation systems, we propose a model for generating question-answer pairs (QA pairs) with self-contained, summary-centric questions and length-constrained,…

计算与语言 · 计算机科学 2021-09-13 Li Zhou , Kevin Small , Yong Zhang , Sandeep Atluri

Many users communicate with chatbots and AI assistants in order to help them with various tasks. A key component of the assistant is the ability to understand and answer a user's natural language questions for question-answering (QA).…

计算与语言 · 计算机科学 2020-06-08 Anthony Colas , Trung Bui , Franck Dernoncourt , Moumita Sinha , Doo Soon Kim

We present IBR, an Iterative Backward Reasoning model to solve the proof generation tasks on rule-based Question Answering (QA), where models are required to reason over a series of textual rules and facts to find out the related proof path…

计算与语言 · 计算机科学 2022-05-25 Hanhao Qu , Yu Cao , Jun Gao , Liang Ding , Ruifeng Xu

Deep learning underpins most of the currently advanced natural language processing (NLP) tasks such as textual classification, neural machine translation (NMT), abstractive summarization and question-answering (QA). However, the robustness…

计算与语言 · 计算机科学 2024-11-14 Jiyao Li , Mingze Ni , Yongshun Gong , Wei Liu

Researchers produce thousands of scholarly documents containing valuable technical knowledge. The community faces the laborious task of reading these documents to identify, extract, and synthesize information. To automate information…

计算与语言 · 计算机科学 2023-12-13 Tavish McDonald , Brian Tsan , Amar Saini , Juanita Ordonez , Luis Gutierrez , Phan Nguyen , Blake Mason , Brenda Ng

Long-form question answering (LFQA) poses a challenge as it involves generating detailed answers in the form of paragraphs, which go beyond simple yes/no responses or short factual answers. While existing QA models excel in questions with…

计算与语言 · 计算机科学 2023-11-17 Pritom Saha Akash , Kashob Kumar Roy , Lucian Popa , Kevin Chen-Chuan Chang

Question answering (QA) models for reading comprehension have been demonstrated to exploit unintended dataset biases such as question-context lexical overlap. This hinders QA models from generalizing to under-represented samples such as…

计算与语言 · 计算机科学 2021-09-24 Kazutoshi Shinoda , Saku Sugawara , Akiko Aizawa

Zero-shot commonsense Question-Answering (QA) requires models to reason about general situations beyond specific benchmarks. State-of-the-art approaches fine-tune language models on QA pairs constructed from CommonSense Knowledge Bases…

计算与语言 · 计算机科学 2023-10-18 Haochen Shi , Weiqi Wang , Tianqing Fang , Baixuan Xu , Wenxuan Ding , Xin Liu , Yangqiu Song

Recent advances in retrieval-augmented generation (RAG) furnish large language models (LLMs) with iterative retrievals of relevant information to handle complex multi-hop questions. These methods typically alternate between LLM reasoning…

计算与语言 · 计算机科学 2025-05-27 Rui Li , Quanyu Dai , Zeyu Zhang , Xu Chen , Zhenhua Dong , Ji-Rong Wen