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Brain decoding that classifies cognitive states using the functional fluctuations of the brain can provide insightful information for understanding the brain mechanisms of cognitive functions. Among the common procedures of decoding the…

人机交互 · 计算机科学 2024-07-12 Jianfei Zhu , Baichun Wei , Jiaru Tian , Feng Jiang , Chunzhi Yi

ROI selective encryption, as an efficient privacy protection technique, encrypts only the key regions in the video, thereby ensuring security while minimizing the impact on coding efficiency. However, existing ROI-based video encryption…

图像与视频处理 · 电气工程与系统科学 2025-11-26 Xiang Zhang , Geng Wu , Wenbin Huang , Daoyong Fu , Fei Peng , Zhangjie Fu

Trained using only image class label, deep weakly supervised methods allow image classification and ROI segmentation for interpretability. Despite their success on natural images, they face several challenges over histology data where ROI…

图像与视频处理 · 电气工程与系统科学 2022-05-13 Soufiane Belharbi , Jérôme Rony , Jose Dolz , Ismail Ben Ayed , Luke McCaffrey , Eric Granger

DeepSeek-R1 has demonstrated powerful reasoning capabilities in the text domain through stable reinforcement learning (RL). Recently, in the multimodal domain, works have begun to directly apply RL to generate R1-like free-form reasoning…

计算机视觉与模式识别 · 计算机科学 2025-12-04 Chuming Shen , Wei Wei , Xiaoye Qu , Yu Cheng

This paper proposes a transformer-based learned image compression system. It is capable of achieving variable-rate compression with a single model while supporting the region-of-interest (ROI) functionality. Inspired by prompt tuning, we…

图像与视频处理 · 电气工程与系统科学 2023-08-02 Chia-Hao Kao , Ying-Chieh Weng , Yi-Hsin Chen , Wei-Chen Chiu , Wen-Hsiao Peng

In this paper, we consider voxel selection for functional Magnetic Resonance Imaging (fMRI) brain data with the aim of finding a more complete set of probably correlated discriminative voxels, thus improving interpretation of the discovered…

计算机视觉与模式识别 · 计算机科学 2015-06-09 Yilun Wang , Junjie Zheng , Sheng Zhang , Xujun Duan , Huafu Chen

Models based on convolutional neural networks (CNN) and transformers have steadily been improved. They also have been applied in various computer vision downstream tasks. However, in object detection tasks, accurately localizing and…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Seonwhee Jin

Imaging modalities provide clinicians with real-time visualization of anatomical regions of interest (ROI) for the purpose of minimally invasive surgery. During the procedure, low-resolution image data are acquired and registered with…

医学物理 · 物理学 2020-11-10 Haolin Liu , Ye Han , Daniel Emerson , Houriyeh Majditehran , Qi Wang , Yoed Rabin , Levent Burak Kara

We investigate the problem of image retrieval based on visual queries when the latter comprise arbitrary regions-of-interest (ROI) rather than entire images. Our proposal is a compact image descriptor that combines the state-of-the-art in…

计算机视觉与模式识别 · 计算机科学 2017-03-22 Aaron Chadha , Yiannis Andreopoulos

Brain encoder models predict cortical fMRI responses from the internal activations of pretrained vision and language networks, and are typically evaluated by held-out prediction accuracy. This is a useful signal for training but a poor one…

神经元与认知 · 定量生物学 2026-05-15 Stuart Bladon , Brinnae Bent

The performance of existing supervised neuron segmentation methods is highly dependent on the number of accurate annotations, especially when applied to large scale electron microscopy (EM) data. By extracting semantic information from…

计算机视觉与模式识别 · 计算机科学 2023-10-09 Yinda Chen , Wei Huang , Shenglong Zhou , Qi Chen , Zhiwei Xiong

Deep learning techniques have greatly benefited computer-aided diagnostic systems. However, unlike other fields, in medical imaging, acquiring large fine-grained annotated datasets such as 3D tumour segmentation is challenging due to the…

图像与视频处理 · 电气工程与系统科学 2022-11-10 Sajith Rajapaksa , Farzad Khalvati

Decoding natural visual scenes from brain activity has flourished, with extensive research in single-subject tasks and, however, less in cross-subject tasks. Reconstructing high-quality images in cross-subject tasks is a challenging problem…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Zixuan Gong , Qi Zhang , Guangyin Bao , Lei Zhu , Ke Liu , Liang Hu , Duoqian Miao

Functional connectivity (FC) analysis of resting-state fMRI data provides a framework for characterizing brain networks and their association with participant-level covariates. Due to the high dimensionality of neuroimaging data, standard…

统计方法学 · 统计学 2025-08-18 Wei Zhao , Brian J. Reich , Emily C. Hector

Automatically classifying the tissues types of Region of Interest (ROI) in medical imaging has been an important application in Computer-Aided Diagnosis (CAD), such as classification of breast parenchymal tissue in the mammogram, classify…

计算机视觉与模式识别 · 计算机科学 2013-04-08 Jingyan Wang

We present ROVI, a high-quality synthetic dataset for instance-grounded text-to-image generation, created by labeling 1M curated web images. Our key innovation is a strategy called re-captioning, focusing on the pre-detection stage, where a…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Cihang Peng , Qiming Hou , Zhong Ren , Kun Zhou

We propose an end-to-end neural network that improves the segmentation accuracy of fully convolutional networks by incorporating a localization unit. This network performs object localization first, which is then used as a cue to guide the…

计算机视觉与模式识别 · 计算机科学 2019-12-04 Zichen Zhang , Min Tang , Dana Cobzas , Dornoosh Zonoobi , Martin Jagersand , Jacob L. Jaremko

The goal of emotional brain state classification on functional MRI (fMRI) data is to recognize brain activity patterns related to specific emotion tasks performed by subjects during an experiment. Distinguishing emotional brain states from…

图像与视频处理 · 电气工程与系统科学 2022-11-01 Maxime Tchibozo , Donggeun Kim , Zijing Wang , Xiaofu He

This paper presents a new approach for relatively accurate brain region of interest (ROI) detection from dynamic susceptibility contrast (DSC) perfusion magnetic resonance (MR) images of a human head with abnormal brain anatomy. Such images…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Svitlana Alkhimova

Medical image registration is a fundamental and vital task which will affect the efficacy of many downstream clinical tasks. Deep learning (DL)-based deformable image registration (DIR) methods have been investigated, showing…

图像与视频处理 · 电气工程与系统科学 2022-03-10 Ti Bai , Muhan Lin , Xiao Liang , Biling Wang , Michael Dohopolski , Bin Cai , Dan Nguyen , Steve Jiang