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相关论文: Reliable Visual Question Answering: Abstain Rather…

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Large language models often generate confident but incorrect answers rather than abstaining when uncertain. This problem is particularly acute for small language models (SLMs), where computational constraints and autonomous operation…

人工智能 · 计算机科学 2026-05-26 Ashwath Vaithinathan Aravindan , Mayank Kejriwal

Visual question answering (VQA) systems are emerging from a desire to empower users to ask any natural language question about visual content and receive a valid answer in response. However, close examination of the VQA problem reveals an…

人工智能 · 计算机科学 2016-08-30 Danna Gurari , Kristen Grauman

Reinforcement fine-tuning improves the reasoning ability of large language models, but it can also encourage them to answer unanswerable queries by guessing or hallucinating missing information. Existing abstention methods either train…

计算与语言 · 计算机科学 2026-04-21 Skylar Zhai , Jingcheng Liang , Dongyeop Kang

We present VB, a benchmark that tests whether vision-language models can determine what is and is not visible in a photograph, and abstain when a human viewer cannot reliably answer. Each item pairs a single photo with a short yes/no…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Neil Tripathi

Modern language models fail a fundamental requirement of trustworthy intelligence: knowing when not to answer. Despite achieving impressive accuracy on benchmarks, these models produce confident hallucinations, even when wrong answers carry…

机器学习 · 计算机科学 2025-11-25 Mohamad Amin Mohamadi , Tianhao Wang , Zhiyuan Li

The problem of realistic VQA (RVQA), where a model has to reject unanswerable questions (UQs) and answer answerable ones (AQs), is studied. We first point out 2 drawbacks in current RVQA research, where (1) datasets contain too many…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Yuwei Zhang , Chih-Hui Ho , Nuno Vasconcelos

Scaling Visual Question Answering (VQA) to the open-domain and multi-hop nature of web searches, requires fundamental advances in visual representation learning, knowledge aggregation, and language generation. In this work, we introduce…

计算与语言 · 计算机科学 2022-03-29 Yingshan Chang , Mridu Narang , Hisami Suzuki , Guihong Cao , Jianfeng Gao , Yonatan Bisk

Visual Grounding (VG) methods in Visual Question Answering (VQA) attempt to improve VQA performance by strengthening a model's reliance on question-relevant visual information. The presence of such relevant information in the visual input…

计算机视觉与模式识别 · 计算机科学 2024-02-16 Daniel Reich , Tanja Schultz

Recent research advances in Computer Vision and Natural Language Processing have introduced novel tasks that are paving the way for solving AI-complete problems. One of those tasks is called Visual Question Answering (VQA). A VQA system…

计算机视觉与模式识别 · 计算机科学 2020-07-30 Camila Kolling , Jônatas Wehrmann , Rodrigo C. Barros

Visual Question Answering systems target answering open-ended textual questions given input images. They are a testbed for learning high-level reasoning with a primary use in HCI, for instance assistance for the visually impaired. Recent…

计算机视觉与模式识别 · 计算机科学 2021-07-21 Theo Jaunet , Corentin Kervadec , Romain Vuillemot , Grigory Antipov , Moez Baccouche , Christian Wolf

Visual attention mechanisms are widely used in multimodal tasks, as visual question answering (VQA). One drawback of softmax-based attention mechanisms is that they assign some probability mass to all image regions, regardless of their…

计算与语言 · 计算机科学 2021-07-09 Pedro Henrique Martins , Vlad Niculae , Zita Marinho , André Martins

Answering open-ended questions is an essential capability for any intelligent agent. One of the most interesting recent open-ended question answering challenges is Visual Question Answering (VQA) which attempts to evaluate a system's visual…

计算与语言 · 计算机科学 2016-10-25 Omid Bakhshandeh , Trung Bui , Zhe Lin , Walter Chang

Recent Vision-Language Models (VLMs) have made remarkable progress in multimodal understanding tasks, yet their evaluation on long video understanding remains unreliable. Due to limited frame inputs, key frames necessary for answering the…

计算机视觉与模式识别 · 计算机科学 2026-03-11 Xueqing Yu , Bohan Li , Yan Li , Zhenheng Yang

Visual question answering (VQA) is one of the crucial vision-and-language tasks. Yet, existing VQA research has mostly focused on the English language, due to a lack of suitable evaluation resources. Previous work on cross-lingual VQA has…

计算与语言 · 计算机科学 2023-06-12 Chen Liu , Jonas Pfeiffer , Anna Korhonen , Ivan Vulić , Iryna Gurevych

In the realm of multimodal tasks, Visual Question Answering (VQA) plays a crucial role by addressing natural language questions grounded in visual content. Knowledge-Based Visual Question Answering (KBVQA) advances this concept by adding…

计算与语言 · 计算机科学 2024-06-17 Manas Jhalani , Annervaz K M , Pushpak Bhattacharyya

Conversational Question Answering (ConvQA) models aim at answering a question with its relevant paragraph and previous question-answer pairs that occurred during conversation multiple times. To apply such models to a real-world scenario,…

计算与语言 · 计算机科学 2023-02-13 Soyeong Jeong , Jinheon Baek , Sung Ju Hwang , Jong C. Park

Visual question answering (VQA) is a challenging task, which has attracted more and more attention in the field of computer vision and natural language processing. However, the current visual question answering has the problem of language…

计算机视觉与模式识别 · 计算机科学 2021-11-17 Desen Yuan

We present an empirical study of active learning for Visual Question Answering, where a deep VQA model selects informative question-image pairs from a pool and queries an oracle for answers to maximally improve its performance under a…

计算机视觉与模式识别 · 计算机科学 2017-11-07 Xiao Lin , Devi Parikh

Visual Question Answering (VQA) has been a widely studied topic, with extensive research focusing on how VLMs respond to answerable questions based on real-world images. However, there has been limited exploration of how these models handle…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Asir Saadat , Syem Aziz , Shahriar Mahmud , Abdullah Ibne Masud Mahi , Sabbir Ahmed

Visual question answering (VQA) usesimage processing algorithms to process the image and natural language processing methods to understand and answer the question. VQA is helpful to a visually impaired person, can be used for the security…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Param Ahir , Hiteishi M. Diwanji