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As question answering (QA) systems advance alongside the rapid evolution of foundation models, the need for robust, adaptable, and large-scale evaluation benchmarks becomes increasingly critical. Traditional QA benchmarks are often static…

Computation and Language · Computer Science 2025-03-10 Preetam Prabhu Srikar Dammu , Himanshu Naidu , Chirag Shah

Spatio-temporal tasks often encounter incomplete data arising from missing or inaccessible sensors, making spatio-temporal kriging crucial for inferring the completely missing temporal information. However, current models struggle with…

Machine Learning · Computer Science 2025-11-18 Yujie Li , Zezhi Shao , Chengqing Yu , Tangwen Qian , Zhao Zhang , Yifan Du , Shaoming He , Fei Wang , Yongjun Xu

In recent advancements in spoken question answering (QA), end-to-end models have made significant strides. However, previous research has primarily focused on extractive span selection. While this extractive-based approach is effective when…

Computation and Language · Computer Science 2024-10-22 Min-Han Shih , Ho-Lam Chung , Yu-Chi Pai , Ming-Hao Hsu , Guan-Ting Lin , Shang-Wen Li , Hung-yi Lee

Embodied Question Answering (EQA) combines visual scene understanding, goal-directed exploration, spatial and temporal reasoning under partial observability. A central challenge is to confine physical search to question-relevant subspaces…

Robotics · Computer Science 2026-02-18 Haochen Zhang , Nirav Savaliya , Faizan Siddiqui , Enna Sachdeva

Grounding dialogue system with external knowledge is a promising way to improve the quality of responses. Most existing works adopt knowledge graphs (KGs) as the external resources, paying attention to the contribution of entities in the…

Computation and Language · Computer Science 2022-07-19 Kexin Wang , Zhixu Li , Jiaan Wang , Jianfeng Qu , Ying He , An Liu , Lei Zhao

Seeking answers to questions within long scientific research articles is a crucial area of study that aids readers in quickly addressing their inquiries. However, existing question-answering (QA) datasets based on scientific papers are…

Computation and Language · Computer Science 2025-01-14 Shraman Pramanick , Rama Chellappa , Subhashini Venugopalan

Query graph construction aims to construct the correct executable SPARQL on the KG to answer natural language questions. Although recent methods have achieved good results using neural network-based query graph ranking, they suffer from…

Artificial Intelligence · Computer Science 2022-09-13 Yongrui Chen , Huiying Li , Guilin Qi , Tianxing Wu , Tenggou Wang

We introduce ChronoQA, a large-scale benchmark dataset for Chinese question answering, specifically designed to evaluate temporal reasoning in Retrieval-Augmented Generation (RAG) systems. ChronoQA is constructed from over 300,000 news…

Computation and Language · Computer Science 2025-08-19 Ziyang Chen , Erxue Min , Xiang Zhao , Yunxin Li , Xin Jia , Jinzhi Liao , Jichao Li , Shuaiqiang Wang , Baotian Hu , Dawei Yin

The facts and time in the document are intricately intertwined, making temporal reasoning over documents challenging. Previous work models time implicitly, making it difficult to handle such complex relationships. To address this issue, we…

Computation and Language · Computer Science 2023-11-09 Zheng Chu , Zekun Wang , Jiafeng Liang , Ming Liu , Bing Qin

Video Question Answering (VideoQA) requires identifying sparse critical moments in long videos and reasoning about their causal relationships to answer semantically complex questions. While recent advances in multimodal learning have…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Xinxin Dong , Baoyun Peng , Haokai Ma , Yufei Wang , Zixuan Dong , Fei Hu , Xiaodong Wang

Answering complex questions about textual narratives requires reasoning over both stated context and the world knowledge that underlies it. However, pretrained language models (LM), the foundation of most modern QA systems, do not robustly…

Computation and Language · Computer Science 2022-01-25 Xikun Zhang , Antoine Bosselut , Michihiro Yasunaga , Hongyu Ren , Percy Liang , Christopher D. Manning , Jure Leskovec

In this paper, we focus on task-specific question answering (QA). To this end, we introduce a method for generating exhaustive and high-quality training data, which allows us to train compact (e.g., run on a mobile device), task-specific QA…

Computation and Language · Computer Science 2024-01-25 Hai X. Pham , Isma Hadji , Xinnuo Xu , Ziedune Degutyte , Jay Rainey , Evangelos Kazakos , Afsaneh Fazly , Georgios Tzimiropoulos , Brais Martinez

Question Answering (QA) is a task that entails reasoning over natural language contexts, and many relevant works augment language models (LMs) with graph neural networks (GNNs) to encode the Knowledge Graph (KG) information. However, most…

Computation and Language · Computer Science 2023-04-26 Jinyoung Park , Hyeong Kyu Choi , Juyeon Ko , Hyeonjin Park , Ji-Hoon Kim , Jisu Jeong , Kyungmin Kim , Hyunwoo J. Kim

Multi-hop logical reasoning over knowledge graph (KG) plays a fundamental role in many artificial intelligence tasks. Recent complex query embedding (CQE) methods for reasoning focus on static KGs, while temporal knowledge graphs (TKGs)…

Machine Learning · Computer Science 2023-10-17 Xueyuan Lin , Chengjin Xu , Haihong E , Fenglong Su , Gengxian Zhou , Tianyi Hu , Ningyuan Li , Mingzhi Sun , Haoran Luo

Natural language question answering over knowledge graphs is an important and interesting task as it enables common users to gain accurate answers in an easy and intuitive manner. However, it remains a challenge to bridge the gap between…

Artificial Intelligence · Computer Science 2019-10-25 Weiguo Zheng , Mei Zhang

Complex Query Answering (CQA) is a crucial reasoning task over Knowledge Graphs (KGs), which aims to answer first-order logical queries from incomplete KGs. While existing neural-symbolic methods achieve strong performance, they face…

Artificial Intelligence · Computer Science 2026-05-26 Weizhi Fei , Zihao Wang , hang Yin , Shukai Zhao , Wei Zhang , Yangqiu Song

Data-driven systems need to be evaluated to establish trust in the scientific approach and its applicability. In particular, this is true for Knowledge Graph (KG) Question Answering (QA), where complex data structures are made accessible…

Computation and Language · Computer Science 2022-01-21 Aleksandr Perevalov , Xi Yan , Liubov Kovriguina , Longquan Jiang , Andreas Both , Ricardo Usbeck

The knowledge-grounded dialogue task aims to generate responses that convey information from given knowledge documents. However, it is a challenge for the current sequence-based model to acquire knowledge from complex documents and…

Computation and Language · Computer Science 2024-05-17 Yizhe Yang , Heyan Huang , Yang Gao , Jiawei Li and

The question answering system can answer questions from various fields and forms with deep neural networks, but it still lacks effective ways when facing multiple evidences. We introduce a new model called SRQA, which means Synthetic Reader…

Computation and Language · Computer Science 2020-09-04 Jiuniu Wang , Wenjia Xu , Xingyu Fu , Yang Wei , Li Jin , Ziyan Chen , Guangluan Xu , Yirong Wu

Multi-modal tasks involving vision and language in deep learning continue to rise in popularity and are leading to the development of newer models that can generalize beyond the extent of their training data. The current models lack…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Ethan Shen , Scotty Singh , Bhavesh Kumar
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