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Anatomical segmentation is a fundamental task in medical image computing, generally tackled with fully convolutional neural networks which produce dense segmentation masks. These models are often trained with loss functions such as…

图像与视频处理 · 电气工程与系统科学 2022-11-28 Nicolás Gaggion , Lucas Mansilla , Candelaria Mosquera , Diego H. Milone , Enzo Ferrante

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

Transformer-based general visual geometry frameworks have shown promising performance in camera pose estimation and 3D scene understanding. Recent advancements in Visual Geometry Grounded Transformer (VGGT) models have shown great promise…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Yangfan Xu , Lilian Zhang , Xiaofeng He , Pengdong Wu , Wenqi Wu , Jun Mao

In this paper, we propose UniGS, a unified map representation and differentiable framework for high-fidelity multimodal 3D reconstruction based on 3D Gaussian Splatting. Our framework integrates a CUDA-accelerated rasterization pipeline…

计算机视觉与模式识别 · 计算机科学 2025-11-14 Yusen Xie , Zhenmin Huang , Jianhao Jiao , Dimitrios Kanoulas , Jun Ma

Deformable 3D Gaussian Splatting (3D-GS) is limited by missing intermediate motion information due to the low temporal resolution of RGB cameras. To address this, we introduce the first approach combining event cameras, which capture…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Wenhao Xu , Wenming Weng , Yueyi Zhang , Ruikang Xu , Zhiwei Xiong

Amidst the swift advancements in photography and sensor technologies, high-definition cameras have become commonplace in the deployment of Unmanned Aerial Vehicles (UAVs) for diverse operational purposes. Within the domain of UAV imagery…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Qi Li , Jiaxin Cai , Yuanlong Yu , Jason Gu , Jia Pan , Wenxi Liu

As deep convolutional neural networks (DNNs) are widely used in various fields of computer vision, leveraging the overfitting ability of the DNN to achieve video resolution upscaling has become a new trend in the modern video delivery…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Gen Li , Jie Ji , Minghai Qin , Wei Niu , Bin Ren , Fatemeh Afghah , Linke Guo , Xiaolong Ma

This paper proposes a novel framework for implicit multi-camera system calibration utilizing Gaussian Process (GP) regression. Conventional explicit calibration methods are constrained by rigid mathematical models and struggle with complex,…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Ivan De Boi , Bart Ribbens , Veronika Golanova , Ursula Kapov , Simon Verspeek

Single image dehazing is a challenging ill-posed restoration problem. Various prior-based and learning-based methods have been proposed. Most of them follow a classic atmospheric scattering model which is an elegant simplified physical…

计算机视觉与模式识别 · 计算机科学 2018-10-05 Kangfu Mei , Aiwen Jiang , Juncheng Li , Mingwen Wang

3D Gaussian Splatting (3DGS) has made significant strides in scene representation and neural rendering, with intense efforts focused on adapting it for dynamic scenes. Despite delivering remarkable rendering quality and speed, existing…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Sangwoon Kwak , Joonsoo Kim , Jun Young Jeong , Won-Sik Cheong , Jihyong Oh , Munchurl Kim

In deep learning, optimization plays a vital role. By focusing on image classification, this work investigates the pros and cons of the widely used optimizers, and proposes a new optimizer: Perturbated Unit Gradient Descent (PUGD) algorithm…

机器学习 · 计算机科学 2022-11-10 Ching-Hsun. Tseng , Liu-Hsueh. Cheng , Shin-Jye. Lee , Xiaojun Zeng

Accurate skin lesion segmentation is vital for dermoscopic Computer-Aided Diagnosis. However, visual ambiguity and morphological irregularity often defeat spatial modeling, necessitating multi-domain architectures. Existing paradigms…

图像与视频处理 · 电气工程与系统科学 2026-05-12 Duwei Dai , Caixia Dong , Guowei Dai , Qingsen Yan , Qin Zhang , Fan Liu , Pengyu Ren , Guangyao Kong , Wei Zeng

Implicit Neural Representation for Videos (NeRV) has introduced a novel paradigm for video representation and compression, outperforming traditional codecs. As model size grows, however, slow encoding and decoding speed and high memory…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Inseo Lee , Youngyoon Choi , Joonseok Lee

Maintaining consistent 3D scene representations over time is a significant challenge in computer vision. Updating 3D scenes from sparse-view observations is crucial for various real-world applications, including urban planning, disaster…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Zeyuan An , Yanghang Xiao , Zhiying Leng , Frederick W. B. Li , Xiaohui Liang

Surgical phase recognition plays a critical role in developing intelligent assistance systems for minimally invasive procedures such as Endoscopic Submucosal Dissection (ESD). However, the high visual similarity across different phases and…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Rui Tang , Haochen Yin , Guankun Wang , Long Bai , An Wang , Huxin Gao , Jiazheng Wang , Hongliang Ren

In this paper, we present GCN-Denoiser, a novel feature-preserving mesh denoising method based on graph convolutional networks (GCNs). Unlike previous learning-based mesh denoising methods that exploit hand-crafted or voxel-based…

图形学 · 计算机科学 2023-08-16 Yuefan Shen , Hongbo Fu , Zhongshuo Du , Xiang Chen , Evgeny Burnaev , Denis Zorin , Kun Zhou , Youyi Zheng

We present a video decomposition method that facilitates layer-based editing of videos with spatiotemporally varying lighting and motion effects. Our neural model decomposes an input video into multiple layered representations, each…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Cheng-Hung Chan , Cheng-Yang Yuan , Cheng Sun , Hwann-Tzong Chen

The availability of high-speed 3D video sensors has greatly facilitated 3D shape acquisition of dynamic and deformable objects, but high frame rate 3D reconstruction is always degraded by spatial noise and temporal fluctuations. This paper…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Jie Zhang , Christos Maniatis , Luis Horna , Robert B. Fisher

In this paper, we propose a state-of-the-art video denoising algorithm based on a convolutional neural network architecture. Previous neural network based approaches to video denoising have been unsuccessful as their performance cannot…

图像与视频处理 · 电气工程与系统科学 2020-04-29 Matias Tassano , Julie Delon , Thomas Veit

Homogeneous diffusion inpainting can reconstruct missing image areas with high quality from a sparse subset of known pixels, provided that their location as well as their gray or color values are well optimized. This property is exploited…

图像与视频处理 · 电气工程与系统科学 2024-08-13 Niklas Kämper , Vassillen Chizhov , Joachim Weickert
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