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Existing cross-subject fMRI decoding methods typically train a model on multiple scanned subjects and then adapt it to a new subject using substantial paired fMRI-image data. However, in realistic scenarios, new-subject fMRI data are often…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Jintao Guo , Lin Wang , Shumeng Li , Jian Zhang , Yulin Zhou , Luyang Cao , Hairong Zheng , Yinghuan Shi

Reconstructing dynamic visual experiences from brain activity provides a compelling avenue for exploring the neural mechanisms of human visual perception. While recent progress in fMRI-based image reconstruction has been notable, extending…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Minghan Yang , Lan Yang , Ke Li , Honggang Zhang , Kaiyue Pang , Yizhe Song

AI-based neural decoding reconstructs visual perception by leveraging generative models to map brain activity, measured through functional MRI (fMRI), into latent hierarchical representations. Traditionally, ridge linear models transform…

Image and Video Processing · Electrical Eng. & Systems 2025-09-04 Lorenzo Veronese , Andrea Moglia , Luca Mainardi , Pietro Cerveri

Current multimodal large language models (MLLMs) still face significant challenges in complex visual tasks (e.g., spatial understanding, fine-grained perception). Prior methods have tried to incorporate visual reasoning, however, they fail…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Zhangquan Chen , Ruihui Zhao , Chuwei Luo , Mingze Sun , Xinlei Yu , Yangyang Kang , Ruqi Huang

The reconstruction of images observed by subjects from fMRI data collected during visual stimuli has made strong progress in the past decade, thanks to the availability of extensive fMRI datasets and advancements in generative models for…

In this paper, we introduce Recon3DMind, an innovative task aimed at reconstructing 3D visuals from Functional Magnetic Resonance Imaging (fMRI) signals, marking a significant advancement in the fields of cognitive neuroscience and computer…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Jianxiong Gao , Yuqian Fu , Yun Wang , Xuelin Qian , Jianfeng Feng , Yanwei Fu

Decoding non-invasive brain recordings is pivotal for advancing our understanding of human cognition but faces challenges due to individual differences and complex neural signal representations. Traditional methods often require customized…

Neural and Evolutionary Computing · Computer Science 2024-10-15 Guobin Shen , Dongcheng Zhao , Xiang He , Linghao Feng , Yiting Dong , Jihang Wang , Qian Zhang , Yi Zeng

Every day, the human brain processes an immense volume of visual information, relying on intricate neural mechanisms to perceive and interpret these stimuli. Recent breakthroughs in functional magnetic resonance imaging (fMRI) have enabled…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Matteo Ferrante , Furkan Ozcelik , Tommaso Boccato , Rufin VanRullen , Nicola Toschi

Reconstructing dynamic visual experiences as videos from functional magnetic resonance imaging (fMRI) is pivotal for advancing the understanding of neural processes. However, current fMRI-to-video reconstruction methods are hindered by a…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Yujie Wei , Chenglong Ma , Jianxiong Gao , Chenhui Wang , Shiwei Zhang , Biao Gong , Shuai Tan , Hangjie Yuan , Hongming Shan

Decoding visual-semantic information from brain signals, such as functional MRI (fMRI), across different subjects poses significant challenges, including low signal-to-noise ratio, limited data availability, and cross-subject variability.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Ruizhe Zheng , Lichao Sun

Decoding stimulus images from fMRI signals has advanced with pre-trained generative models. However, existing methods struggle with cross-subject mappings due to cognitive variability and subject-specific differences. This challenge arises…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Yangyang Xu , Bangzhen Liu , Wenqi Shao , Yong Du , Shengfeng He , Tingting Zhu

Large language models (LLMs) frequently hallucinate on abstractive summarization tasks such as document-based question-answering, meeting summarization, and clinical report generation, even though all necessary information is included in…

Computation and Language · Computer Science 2023-11-08 Erik Jones , Hamid Palangi , Clarisse Simões , Varun Chandrasekaran , Subhabrata Mukherjee , Arindam Mitra , Ahmed Awadallah , Ece Kamar

Vision-Language Models (VLMs) are increasingly deployed in autonomous driving and embodied AI systems, where reliable perception is critical for safe semantic reasoning and decision-making. While recent VLMs demonstrate strong performance…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Guo Cheng

Recent advancements in multimodal large language models (MLLMs) have shown unprecedented capabilities in advancing various vision-language tasks. However, MLLMs face significant challenges with hallucinations, and misleading outputs that do…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Shengqiong Wu , Hao Fei , Liangming Pan , William Yang Wang , Shuicheng Yan , Tat-Seng Chua

Recently, the Magnetic Resonance Imaging (MRI) images have limited and unsatisfactory resolutions due to various constraints such as physical, technological and economic considerations. Super-resolution techniques can obtain high-resolution…

Computer Vision and Pattern Recognition · Computer Science 2019-02-14 Yinghua Li , Bin Song , Jie Guo , Xiaojiang Du , Mohsen Guizani

Semantic information is vital for human interaction, and decoding it from brain activity enables non-invasive clinical augmentative and alternative communication. While there has been significant progress in reconstructing visual images,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-13 Wanaiu Huang

Generative super-resolution (GSR) currently sets the state-of-the-art in terms of perceptual image quality, overcoming the "regression-to-the-mean" blur of prior non-generative models. However, from a human perspective, such models do not…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Weiming Ren , Raghav Goyal , Zhiming Hu , Tristan Ty Aumentado-Armstrong , Iqbal Mohomed , Alex Levinshtein

Reconstructing visual stimuli from human brain activities provides a promising opportunity to advance our understanding of the brain's visual system and its connection with computer vision models. Although deep generative models have been…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Jingyuan Sun , Mingxiao Li , Marie-Francine Moens

Decoding sensory experiences from neural activity to reconstruct human-perceived visual stimuli and semantic content remains a challenge in neuroscience and artificial intelligence. Despite notable progress in current brain decoding models,…

Neurons and Cognition · Quantitative Biology 2025-10-13 Feihan Feng , Jingxin Nie

Recent progress in brain-guided image generation has improved the quality of fMRI-based reconstructions; however, fundamental challenges remain in preserving object-level structure and semantic fidelity. Many existing approaches overlook…

Image and Video Processing · Electrical Eng. & Systems 2026-04-14 Mohammad Moradi , Morteza Moradi , Marco Grassia , Giuseppe Mangioni