中文
相关论文

相关论文: BrainChat: Decoding Semantic Information from fMRI…

200 篇论文

Contextual word embeddings obtained from pre-trained language model (PLM) have proven effective for various natural language processing tasks at the word level. However, interpreting the hidden aspects within embeddings, such as syntax and…

计算与语言 · 计算机科学 2023-10-10 Nayoung Choi

Functional magnetic resonance imaging (fMRI) based image reconstruction plays a pivotal role in decoding human perception, with applications in neuroscience and brain-computer interfaces. While recent advancements in deep learning and…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Weiyu Guo , Guoying Sun , JianXiang He , Tong Shao , Shaoguang Wang , Ziyang Chen , Meisheng Hong , Ying Sun , Hui Xiong

Previous studies have shown that it is possible to map brain activation data of subjects viewing images onto the feature representation space of not only vision models (modality-specific decoding) but also language models (cross-modal…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Mitja Nikolaus , Milad Mozafari , Nicholas Asher , Leila Reddy , Rufin VanRullen

Unveiling visual semantics from neural signals such as EEG, MEG, and fMRI remains a fundamental challenge due to subject variability and the entangled nature of visual features. Existing approaches primarily align neural activity directly…

计算机视觉与模式识别 · 计算机科学 2025-11-07 Zehui Feng , Chenqi Zhang , Mingru Wang , Minuo Wei , Shiwei Cheng , Cuntai Guan , Ting Han

This paper represents a neat yet effective framework, named SemanticMIM, to integrate the advantages of masked image modeling (MIM) and contrastive learning (CL) for general visual representation. We conduct a thorough comparative analysis…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Yike Yuan , Huanzhang Dou , Fengjun Guo , Xi Li

To make sense of their surroundings, intelligent systems must transform complex sensory inputs to structured codes that are reduced to task-relevant information such as object category. Biological agents achieve this in a largely autonomous…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Robin Weiler , Matthias Brucklacher , Cyriel M. A. Pennartz , Sander M. Bohté

Low-dose computed tomography (LDCT) reduces radiation exposure but often degrades image quality, potentially compromising diagnostic accuracy. Existing deep learning-based denoising methods focus primarily on pixel-level mappings,…

图像与视频处理 · 电气工程与系统科学 2025-07-09 Zhihao Chen , Tao Chen , Chenhui Wang , Qi Gao , Huidong Xie , Chuang Niu , Ge Wang , Hongming Shan

Brain encoding and decoding aims to understand the relationship between external stimuli and brain activities, and is a fundamental problem in neuroscience. In this article, we study latent embedding alignment for brain encoding and…

统计方法学 · 统计学 2026-03-24 Shuoxun Xu , Zhanhao Yan , Lexin Li

Situated dialogue requires speakers to maintain a reliable representation of shared context rather than reasoning only over isolated utterances. Current conversational agents often struggle with this requirement, especially when the common…

计算与语言 · 计算机科学 2026-04-24 Biswesh Mohapatra , Giovanni Duca , Laurent Romary , Justine Cassell

Recently, there has been a surge in the popularity of pre trained large language models (LLMs) (such as GPT-4), sweeping across the entire Natural Language Processing (NLP) and Computer Vision (CV) communities. These LLMs have demonstrated…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Shuxiao Ma , Linyuan Wang , Senbao Hou , Bin Yan

Progress in natural language processing (NLP) models that estimate representations of word sequences has recently been leveraged to improve the understanding of language processing in the brain. However, these models have not been…

神经元与认知 · 定量生物学 2019-11-11 Dan Schwartz , Mariya Toneva , Leila Wehbe

Decoding language from neural signals holds considerable theoretical and practical importance. Previous research has indicated the feasibility of decoding text or speech from invasive neural signals. However, when using non-invasive neural…

人机交互 · 计算机科学 2023-09-15 Bo Wang , Xiran Xu , Longxiang Zhang , Boda Xiao , Xihong Wu , Jing Chen

Growing techniques have been emerging to improve the performance of passage retrieval. As an effective representation bottleneck pretraining technique, the contextual masked auto-encoder utilizes contextual embedding to assist in the…

计算与语言 · 计算机科学 2023-04-07 Xing Wu , Guangyuan Ma , Peng Wang , Meng Lin , Zijia Lin , Fuzheng Zhang , Songlin Hu

Pretrained language models are remarkably effective in aligning with human brain responses elicited by natural language stimuli, positioning them as promising model organisms for studying language processing in the brain. However, existing…

计算与语言 · 计算机科学 2025-10-27 Omer Moussa , Mariya Toneva

As a new communication paradigm, semantic communication has received widespread attention in communication fields. However, since the decoding of semantic signals relies on contextual knowledge, misalignment between the starting position of…

信号处理 · 电气工程与系统科学 2023-12-19 Xiaoyi Liu , Haotai Liang , Chen Dong , Xiaodong Xu

Multi-modal MRIs are widely used in neuroimaging applications since different MR sequences provide complementary information about brain structures. Recent works have suggested that multi-modal deep learning analysis can benefit from…

计算机视觉与模式识别 · 计算机科学 2021-06-14 Jiahong Ouyang , Ehsan Adeli , Kilian M. Pohl , Qingyu Zhao , Greg Zaharchuk

The success of speech-image retrieval relies on establishing an effective alignment between speech and image. Existing methods often model cross-modal interaction through simple cosine similarity of the global feature of each modality,…

计算与语言 · 计算机科学 2024-09-12 Lifeng Zhou , Yuke Li , Rui Deng , Yuting Yang , Haoqi Zhu

Reconstructing perceived natural images from fMRI signals is one of the most engaging topics of neural decoding research. Prior studies had success in reconstructing either the low-level image features or the semantic/high-level aspects,…

计算机视觉与模式识别 · 计算机科学 2022-02-28 Furkan Ozcelik , Bhavin Choksi , Milad Mozafari , Leila Reddy , Rufin VanRullen

Visual-semantic embedding enables various tasks such as image-text retrieval, image captioning, and visual question answering. The key to successful visual-semantic embedding is to express visual and textual data properly by accounting for…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Geondo Park , Chihye Han , Wonjun Yoon , Daeshik Kim

In this paper, we propose an effective and efficient face deblurring algorithm by exploiting semantic cues via deep convolutional neural networks. As the human faces are highly structured and share unified facial components (e.g., eyes and…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Ziyi Shen , Wei-Sheng Lai , Tingfa Xu , Jan Kautz , Ming-Hsuan Yang