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The recent success of denoising diffusion models has significantly advanced text-to-image generation. While these large-scale pretrained models show excellent performance in general image synthesis, downstream objectives often require…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Maorong Wang , Jiafeng Mao , Xueting Wang , Toshihiko Yamasaki

This paper proposes CQ-VQA, a novel 2-level hierarchical but end-to-end model to solve the task of visual question answering (VQA). The first level of CQ-VQA, referred to as question categorizer (QC), classifies questions to reduce the…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Aakansha Mishra , Ashish Anand , Prithwijit Guha

Unlike popular solutions based on dense feature maps, Object-Centric Learning (OCL) represents visual scenes as sub-symbolic object-level feature vectors, termed slots, which are highly versatile for tasks involving visual modalities. OCL…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Rongzhen Zhao , Yi Zhao , Juho Kannala , Joni Pajarinen

Visual question answering (VQA) is a challenging multi-modal task that requires not only the semantic understanding of both images and questions, but also the sound perception of a step-by-step reasoning process that would lead to the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Siwen Luo , Soyeon Caren Han , Kaiyuan Sun , Josiah Poon

Multimodal Deep Learning has garnered much interest, and transformers have triggered novel approaches, thanks to the cross-attention mechanism. Here we propose an approach to deal with two key existing challenges: the high computational…

Machine Learning · Computer Science 2021-10-20 Dhruv Agarwal , Tanay Agrawal , Laura M. Ferrari , François Bremond

In Visual Question Answering (VQA), answers have a great correlation with question meaning and visual contents. Thus, to selectively utilize image, question and answer information, we propose a novel trilinear interaction model which…

Computer Vision and Pattern Recognition · Computer Science 2019-09-27 Tuong Do , Thanh-Toan Do , Huy Tran , Erman Tjiputra , Quang D. Tran

This paper presents a new approach to boost a single-modality (LiDAR) 3D object detector by teaching it to simulate features and responses that follow a multi-modality (LiDAR-image) detector. The approach needs LiDAR-image data only when…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Wu Zheng , Mingxuan Hong , Li Jiang , Chi-Wing Fu

Retrieval-based multi-image question answering (QA) task involves retrieving multiple question-related images and synthesizing these images to generate an answer. Conventional "retrieve-then-answer" pipelines often suffer from cascading…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Peize Li , Qingyi Si , Peng Fu , Zheng Lin , Yan Wang

Visual question answering (or VQA) is a new and exciting problem that combines natural language processing and computer vision techniques. We present a survey of the various datasets and models that have been used to tackle this task. The…

Computation and Language · Computer Science 2017-05-12 Akshay Kumar Gupta

Diffusion Probability Models (DPMs) have made impressive advancements in various machine learning domains. However, achieving high-quality synthetic samples typically involves performing a large number of sampling steps, which impedes the…

Machine Learning · Computer Science 2024-12-16 Shitong Shao , Xu Dai , Lujun Li , Huanran Chen , Yang Hu , Shouyi Yin

Accurate and efficient Video Quality Assessment (VQA) has long been a key research challenge. Current mainstream VQA methods typically improve performance by pretraining on large-scale classification datasets (e.g., ImageNet, Kinetics-400),…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Yachun Mi , Yu Li , Yanting Li , Chen Hui , Tong Zhang , Zhixuan Li , Chenyue Song , Wei Yang Bryan Lim , Shaohui Liu

Recently, Visual Question Answering (VQA) has emerged as one of the most significant tasks in multimodal learning as it requires understanding both visual and textual modalities. Existing methods mainly rely on extracting image and question…

Computer Vision and Pattern Recognition · Computer Science 2018-07-23 Pan Lu , Lei Ji , Wei Zhang , Nan Duan , Ming Zhou , Jianyong Wang

Video question answering (VQA) is a multimodal task that requires the interpretation of a video to answer a given question. Existing VQA methods primarily utilize question and answer (Q&A) pairs to learn the spatio-temporal characteristics…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Ju-Young Oh , Ho-Joong Kim , Seong-Whan Lee

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

Visual Question Answering (VQA) is a challenging task that has received increasing attention from both the computer vision and the natural language processing communities. Given an image and a question in natural language, it requires…

Computer Vision and Pattern Recognition · Computer Science 2016-07-21 Qi Wu , Damien Teney , Peng Wang , Chunhua Shen , Anthony Dick , Anton van den Hengel

Traditional methods for view-invariant learning rely on controlled multi-view training data with minimal scene clutter. However, they struggle with in-the-wild videos that exhibit extreme viewpoint differences and share little visual…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Arjun Somayazulu , Efi Mavroudi , Changan Chen , Lorenzo Torresani , Kristen Grauman

Lifelong imitation learning for manipulation tasks poses significant challenges due to distribution shifts that occur in incremental learning steps. Existing methods often focus on unsupervised skill discovery to construct an ever-growing…

Machine Learning · Computer Science 2025-03-10 Kaushik Roy , Akila Dissanayake , Brendan Tidd , Peyman Moghadam

Visual Question Answering (VQA) requires a fine-grained and simultaneous understanding of both the visual content of images and the textual content of questions. Therefore, designing an effective `co-attention' model to associate key words…

Computer Vision and Pattern Recognition · Computer Science 2019-06-27 Zhou Yu , Jun Yu , Yuhao Cui , Dacheng Tao , Qi Tian

Learning effective fusion of multi-modality features is at the heart of visual question answering. We propose a novel method of dynamically fusing multi-modal features with intra- and inter-modality information flow, which alternatively…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Gao Peng , Zhengkai Jiang , Haoxuan You , Pan Lu , Steven Hoi , Xiaogang Wang , Hongsheng Li

Visual question answering (VQA) is the task of answering questions about an image. The task assumes an understanding of both the image and the question to provide a natural language answer. VQA has gained popularity in recent years due to…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Deepanway Ghosal , Navonil Majumder , Roy Ka-Wei Lee , Rada Mihalcea , Soujanya Poria