| Challenge: | Recent studies have focused on image-based question-answering (QA) tasks, but little has been done on video-based QA. |
| Approach: | They present a large-scale video QA dataset based on 6 popular TV shows . they provide analysis of the new dataset and trainable neural network framework . |
| Outcome: | The proposed dataset includes 152,545 QA pairs from 21,793 clips spanning over 460 hours of video. |
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| Challenge: | Recent advances in video question answering have led to a surge in popularity . despite the popularity, VideoQA remains one of the greatest challenges . |
| Approach: | They categorize the video question-answer datasets into normal VideoQA, multi-modal VideoQA and knowledge-based VideoQA according to the modalities invoked in the question-announcement pairs. |
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TVQA+: Spatio-Temporal Grounding for Video Question Answering (2020.acl-main)
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| Challenge: | Existing video QA datasets only contain QA pairs without labels for key clips or regions needed to answer the question. |
| Approach: | They propose a framework that grounds evidence in both spatial and temporal domains to answer questions about videos using bounding boxes. |
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VideoQA-TA: Temporal-Aware Multi-Modal Video Question Answering (2025.coling-main)
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| Challenge: | Existing methods for video question answering align visual or textual features directly with large language models, limiting the deep semantic association between modalities and hindering a comprehensive understanding of interactions within spatial and temporal contexts. |
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Dense-Caption Matching and Frame-Selection Gating for Temporal Localization in VideoQA (2020.acl-main)
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| Challenge: | Recent years have witnessed a paradigm shift in the way we get our information, and a lot of it. |
| Approach: | They propose a video question answering model which integrates multi-modal input sources and finds temporally relevant information to answer questions. |
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LifeQA: A Real-life Dataset for Video Question Answering (2020.lrec-1)
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Santiago Castro, Mahmoud Azab, Jonathan Stroud, Cristina Noujaim, Ruoyao Wang, Jia Deng, Rada Mihalcea
| Challenge: | Existing video question answering datasets consist of movies and TV shows, but they are not representative of our day-to-day lives. |
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DeepMaven: Deep Question Answering on Long-Distance Movie/TV Show Videos with Multimedia Knowledge Extraction and Synthesis (2023.eacl-main)
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| Challenge: | Long video content understanding poses a challenging set of research questions as it involves long-distance, cross-media reasoning and knowledge awareness. |
| Approach: | They propose a framework which extracts events, entities, and relations from the rich multimedia content in long videos to pre-construct movie knowledge graphs. |
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ScreenQA: Large-Scale Question-Answer Pairs Over Mobile App Screenshots (2025.naacl-long)
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Yu-Chung Hsiao, Fedir Zubach, Gilles Baechler, Srinivas Sunkara, Victor Carbune, Jason Lin, Maria Wang, Yun Zhu, Jindong Chen
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Open-Ended Visual Question Answering by Multi-Modal Domain Adaptation (2020.findings-emnlp)
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| Challenge: | Existing approaches to visual question answering (VQA) are not suitable for real-world applications. |
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TutorialVQA: Question Answering Dataset for Tutorial Videos (2020.lrec-1)
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| Challenge: | a new question answering task on instructional videos is needed due to their verbose nature . factoid questions are only a small part of what people actually want to ask on video contents . |
| Approach: | They propose a question answering task on instructional videos based on video transcripts . they use a dataset consisting of 6,000 manually collected triples of (video, question, answer span) |
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ComQA: A Community-sourced Dataset for Complex Factoid Question Answering with Paraphrase Clusters (N19-1)
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| Challenge: | ComQA dataset captures question phenomena and the diverse ways in which they are formulated. |
| Approach: | They propose a large dataset of real user questions that captures question phenomena and the diverse ways in which they are formulated. |
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