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Related papers: Retrieving Contextual Information for Long-Form Qu…

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Inspired by the success of Large Language Models in dealing with new tasks via In-Context Learning (ICL) in NLP, researchers have also developed Large Vision-Language Models (LVLMs) with ICL capabilities. However, when implementing ICL…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Li Li , Jiawei Peng , Huiyi Chen , Chongyang Gao , Xu Yang

Video text-based visual question answering (Video TextVQA) task aims to answer questions about videos by leveraging the visual text appearing within the videos. This task poses significant challenges, requiring models to accurately perceive…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Haibin He , Qihuang Zhong , Juhua Liu , Bo Du , Peng Wang , Jing Zhang

Automatic Question Answering (QA) systems rely on contextual information to provide accurate answers. Commonly, contexts are prepared through either retrieval-based or generation-based methods. The former involves retrieving relevant…

Computation and Language · Computer Science 2024-12-02 Jamshid Mozafari , Abdelrahman Abdallah , Bhawna Piryani , Adam Jatowt

Despite remarkable recent progress, existing long-form VideoQA datasets fall short of meeting the criteria for genuine long-form video understanding. This is primarily due to the use of short videos for question curation, and the reliance…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Hongjie Zhang , Lu Dong , Yi Liu , Yifei Huang , Yali Wang , Limin Wang , Yu Qiao

We describe a Question Answering (QA) dataset that contains complex questions with conditional answers, i.e. the answers are only applicable when certain conditions apply. We call this dataset ConditionalQA. In addition to conditional…

Computation and Language · Computer Science 2021-10-14 Haitian Sun , William W. Cohen , Ruslan Salakhutdinov

Language has become a prominent modality in computer vision with the rise of LLMs. Despite supporting long context-lengths, their effectiveness in handling long-term information gradually declines with input length. This becomes critical,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Kumara Kahatapitiya , Kanchana Ranasinghe , Jongwoo Park , Michael S. Ryoo

Video question answering that requires external knowledge beyond the visual content remains a significant challenge in AI systems. While models can effectively answer questions based on direct visual observations, they often falter when…

Information Retrieval · Computer Science 2025-02-19 Md Zarif Ul Alam , Hamed Zamani

Question answering over knowledge bases (KBQA) aims to answer factoid questions with a given knowledge base (KB). Due to the large scale of KB, annotated data is impossible to cover all fact schemas in KB, which poses a challenge to the…

Computation and Language · Computer Science 2023-05-24 Chuanyuan Tan , Yuehe Chen , Wenbiao Shao , Wenliang Chen

Many question answering (QA) tasks only provide weak supervision for how the answer should be computed. For example, TriviaQA answers are entities that can be mentioned multiple times in supporting documents, while DROP answers can be…

Computation and Language · Computer Science 2019-09-12 Sewon Min , Danqi Chen , Hannaneh Hajishirzi , Luke Zettlemoyer

Neural network based sequence-to-sequence models in an encoder-decoder framework have been successfully applied to solve Question Answering (QA) problems, predicting answers from statements and questions. However, almost all previous models…

Computation and Language · Computer Science 2017-09-05 Huayu Li , Martin Renqiang Min , Yong Ge , Asim Kadav

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

We present a method to represent input texts by contextualizing them jointly with dynamically retrieved textual encyclopedic background knowledge from multiple documents. We apply our method to reading comprehension tasks by encoding…

Computation and Language · Computer Science 2021-07-14 Mandar Joshi , Kenton Lee , Yi Luan , Kristina Toutanova

Knowledge Base Question Answering (KBQA) systems have the goal of answering complex natural language questions by reasoning over relevant facts retrieved from Knowledge Bases (KB). One of the major challenges faced by these systems is their…

Computation and Language · Computer Science 2022-03-22 Nithish Kannen , Udit Sharma , Sumit Neelam , Dinesh Khandelwal , Shajith Ikbal , Hima Karanam , L Venkata Subramaniam

Visual Question Answering (VQA) requires integration of feature maps with drastically different structures and focus of the correct regions. Image descriptors have structures at multiple spatial scales, while lexical inputs inherently…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Yang Shi , Tommaso Furlanello , Sheng Zha , Animashree Anandkumar

Question Answering (QA) accounts for a significant portion of LLM usage "in the wild". However, LLMs sometimes produce false or misleading responses, also known as "hallucinations". Therefore, grounding the generated answers in contextually…

Large Language Models (LLMs) have achieved strong performance in question answering and retrieval-augmented generation (RAG), yet they implicitly assume that user queries are fully specified and answerable. In real-world settings, queries…

Computation and Language · Computer Science 2026-04-07 Madhav S Baidya

Multi-Turn Long-Form Question Answering (MT-LFQA) is a key application paradigm of Large Language Models (LLMs) in knowledge-intensive domains. However, existing benchmarks are limited to single-turn dialogue, while multi-turn dialogue…

Computation and Language · Computer Science 2025-09-29 Junhao Chen , Yu Huang , Siyuan Li , Rui Yao , Hanqian Li , Hanyu Zhang , Jungang Li , Jian Chen , Bowen Wang , Xuming Hu

Generating high-quality answers consistently by providing contextual information embedded in the prompt passed to the Large Language Model (LLM) is dependent on the quality of information retrieval. As the corpus of contextual information…

Information Retrieval · Computer Science 2024-08-01 Sai Ganesh , Anupam Purwar , Gautam B

Recent advancements in Large Language Models (LLMs) have significantly enhanced their capacity to process long contexts. However, effectively utilizing this long context remains a challenge due to the issue of distraction, where irrelevant…

Computation and Language · Computer Science 2024-11-12 Zijun Wu , Bingyuan Liu , Ran Yan , Lei Chen , Thomas Delteil

Question Answering (QA) systems provide easy access to the vast amount of knowledge without having to know the underlying complex structure of the knowledge. The research community has provided ad hoc solutions to the key QA tasks,…

Computation and Language · Computer Science 2019-06-11 Somayeh Asadifar , Mohsen Kahani , Saeedeh Shekarpour