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Reconstructing dynamic 4D scenes is an important yet challenging task. While 3D foundation models like VGGT excel in static settings, they often struggle with dynamic sequences where motion causes significant geometric ambiguity. To address…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Ying Zang , Yidong Han , Chaotao Ding , Yuanqi Hu , Deyi Ji , Qi Zhu , Xuanfu Li , Jin Ma , Lingyun Sun , Tianrun Chen , Lanyun Zhu

Large vision-language models (VLMs) show strong multimodal understanding but still struggle with 3D spatial reasoning, such as distance estimation, size comparison, and cross-view consistency. Existing 3D-aware methods either depend on…

计算机视觉与模式识别 · 计算机科学 2025-12-05 Ruosen Zhao , Zhikang Zhang , Jialei Xu , Jiahao Chang , Dong Chen , Lingyun Li , Weijian Sun , Zizhuang Wei

Electroencephalogram (EEG) technology, particularly high-density EEG (HD EEG) devices, is widely used in fields such as neuroscience. HD EEG devices improve the spatial resolution of EEG by placing more electrodes on the scalp, which meet…

信号处理 · 电气工程与系统科学 2025-02-25 Shuqiang Wang , Tong Zhou , Yanyan Shen , Ye Li , Guoheng Huang , Yong Hu

Multi-view video reconstruction plays a vital role in computer vision, enabling applications in film production, virtual reality, and motion analysis. While recent advances such as 4D Gaussian Splatting (4DGS) have demonstrated impressive…

计算机视觉与模式识别 · 计算机科学 2025-11-17 Zhixin Xu , Hengyu Zhou , Yuan Liu , Wenhan Xue , Hao Pan , Wenping Wang , Bin Wang

Video restoration tasks, including super-resolution, deblurring, etc, are drawing increasing attention in the computer vision community. A challenging benchmark named REDS is released in the NTIRE19 Challenge. This new benchmark challenges…

计算机视觉与模式识别 · 计算机科学 2019-05-08 Xintao Wang , Kelvin C. K. Chan , Ke Yu , Chao Dong , Chen Change Loy

Visible-Infrared Person Re-Identification (VI-ReID) is a challenging task due to the large modality discrepancy between visible and infrared images, which complicates the alignment of their features into a suitable common space. Moreover,…

计算机视觉与模式识别 · 计算机科学 2025-05-02 Neng Dong , Shuanglin Yan , Liyan Zhang , Jinhui Tang

Open-vocabulary 3D Scene Graph (3DSG) can enhance various downstream tasks in robotics by leveraging structured semantic representations, yet current 3DSG construction methods suffer from semantic inconsistencies caused by noisy cross-image…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Yue Chang , Rufeng Chen , Zhaofan Zhang , Yi Chen , Yifan Tian , Sihong Xie

Understanding dynamic 4D scenes from an egocentric perspective-modeling changes in 3D spatial structure over time-is crucial for human-machine interaction, autonomous navigation, and embodied intelligence. While existing egocentric datasets…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Junsheng Huang , Shengyu Hao , Bocheng Hu , Hongwei Wang , Gaoang Wang

In the intersection of computer vision and robotic perception, 4D reconstruction of dynamic scenes serve as the critical bridge connecting low-level geometric sensing with high-level semantic understanding. We present DINO\_4D, introducing…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Yiru Yang , Zhuojie Wu , Quentin Marguet , Nishant Kumar Singh , Max Schulthess

Current expressive avatar systems rely heavily on visual cues, failing when faces are occluded or when emotions remain internal. We present Mind-to-Face, the first framework that decodes non-invasive electroencephalogram (EEG) signals…

计算机视觉与模式识别 · 计算机科学 2025-12-05 Haolin Xiong , Tianwen Fu , Pratusha Bhuvana Prasad , Yunxuan Cai , Haiwei Chen , Wenbin Teng , Hanyuan Xiao , Yajie Zhao

Accurate 3D reconstruction of deformable soft tissues is essential for surgical robotic perception. However, low-texture surfaces, specular highlights, and instrument occlusions often fragment geometric continuity, posing a challenge for…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Falong Fan , Yi Xie , Arnis Lektauers , Bo Liu , Jerzy Rozenblit

We introduce TriAlignGR, a unified multitask-multimodal framework for generative recommendation that establishes two-stage multimodal semantic propagation: (i) encoding visual semantics directly into SIDs via multimodal embeddings, and (ii)…

信息检索 · 计算机科学 2026-05-19 Yangchen Zeng , Hao Peng , Rongfeng Guo , Zhenyu Yu , Zhiyuan Hu , Jinze Wang

The accurate reconstruction of dynamic scenes with neural radiance fields is significantly dependent on the estimation of camera poses. Widely used structure-from-motion pipelines encounter difficulties in accurately tracking the camera…

Performing a real-time and accurate instrument segmentation from videos is of great significance for improving the performance of robotic-assisted surgery. We identify two important clues for surgical instrument perception, including local…

计算机视觉与模式识别 · 计算机科学 2021-09-29 Jiacheng Wang , Yueming Jin , Liansheng Wang , Shuntian Cai , Pheng-Ann Heng , Jing Qin

The new perspective in visual classification aims to decode the feature representation of visual objects from human brain activities. Recording electroencephalogram (EEG) from the brain cortex has been seen as a prevalent approach to…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Xianglin Zheng , Zehong Cao , Quan Bai

Recently, electroencephalography (EEG) signals have been actively incorporated to decode brain activity to visual or textual stimuli and achieve object recognition in multi-modal AI. Accordingly, endeavors have been focused on building…

计算机视觉与模式识别 · 计算机科学 2024-07-03 Xu Zheng , Ling Wang , Kanghao Chen , Yuanhuiyi Lyu , Jiazhou Zhou , Lin Wang

Most conventional supervised super-resolution (SR) algorithms assume that low-resolution (LR) data is obtained by downscaling high-resolution (HR) data with a fixed known kernel, but such an assumption often does not hold in real scenarios.…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Suyoung Lee , Myungsub Choi , Kyoung Mu Lee

The reconstruction of 3D cine-MRI is challenged by highly undersampled k-space data in each cine frame, due to the slow speed of MR signal acquisition. We proposed a machine learning-based framework, spatial and temporal implicit neural…

医学物理 · 物理学 2023-08-22 Hua-Chieh Shao , Tielige Mengke , Jie Deng , You Zhang

Resting-state functional magnetic resonance imaging (rs-fMRI) is a noninvasive technique pivotal for understanding human neural mechanisms of intricate cognitive processes. Most rs-fMRI studies compute a single static functional…

A deep neural network has been successfully applied to an electroencephalogram (EEG)-based brain-computer interface. However, in most studies, the correlation between EEG channels and inter-region relationships are not well utilized,…

人机交互 · 计算机科学 2021-12-15 Hyung-Ju Ahn , Dae-Hyeok Lee