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Image restoration is a classic low-level problem aimed at recovering high-quality images from low-quality images with various degradations such as blur, noise, rain, haze, etc. However, due to the inherent complexity and non-uniqueness of…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Yuhong Zhang , Hengsheng Zhang , Xinning Chai , Zhengxue Cheng , Rong Xie , Li Song , Wenjun Zhang

As a fundamental task in computer vision, semantic segmentation is widely applied in fields such as autonomous driving, remote sensing image analysis, and medical image processing. In recent years, Transformer-based segmentation methods…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Tai An , Weiqiang Huang , Da Xu , Qingyuan He , Jiacheng Hu , Yujia Lou

Accurate skin lesion segmentation from dermoscopic images is of great importance for skin cancer diagnosis. However, automatic segmentation of melanoma remains a challenging task because it is difficult to incorporate useful texture…

图像与视频处理 · 电气工程与系统科学 2024-09-16 Rongtao Xu , Changwei Wang , Jiguang Zhang , Shibiao Xu , Weiliang Meng , Xiaopeng Zhang

While many unsupervised learning models focus on one family of tasks, either generative or discriminative, we explore the possibility of a unified representation learner: a model which addresses both families of tasks simultaneously. We…

This paper presents DiffSurf, a transformer-based denoising diffusion model for generating and reconstructing 3D surfaces. Specifically, we design a diffusion transformer architecture that predicts noise from noisy 3D surface vertices and…

计算机视觉与模式识别 · 计算机科学 2024-08-28 Yusuke Yoshiyasu , Leyuan Sun

Hierarchical clustering is an effective and efficient approach widely used for classical image segmentation methods. However, many existing methods using neural networks generate segmentation masks directly from per-pixel features,…

计算机视觉与模式识别 · 计算机科学 2023-03-01 Teppei Suzuki

Continual learning for segmentation has recently seen increasing interest. However, all previous works focus on narrow semantic segmentation and disregard panoptic segmentation, an important task with real-world impacts. %a In this paper,…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Fabio Cermelli , Matthieu Cord , Arthur Douillard

Diffusion models have shown exceptional scaling properties in the image synthesis domain, and initial attempts have shown similar benefits for applying diffusion to unconditional text synthesis. Denoising diffusion models attempt to…

音频与语音处理 · 电气工程与系统科学 2022-10-17 Matthew Baas , Kevin Eloff , Herman Kamper

In medical imaging, the diffusion models have shown great potential for synthetic image generation tasks. However, these approaches often lack the interpretable connections between the generated and real images and can create anatomically…

图像与视频处理 · 电气工程与系统科学 2026-02-12 Jian-Qing Zheng , Yuanhan Mo , Yang Sun , Jiahua Li , Fuping Wu , Ziyang Wang , Tonia Vincent , Bartłomiej W. Papież

Limited by the encoder-decoder architecture, learning-based edge detectors usually have difficulty predicting edge maps that satisfy both correctness and crispness. With the recent success of the diffusion probabilistic model (DPM), we…

计算机视觉与模式识别 · 计算机科学 2024-01-10 Yunfan Ye , Kai Xu , Yuhang Huang , Renjiao Yi , Zhiping Cai

Mesh denoising, aimed at removing noise from input meshes while preserving their feature structures, is a practical yet challenging task. Despite the remarkable progress in learning-based mesh denoising methodologies in recent years, their…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Wenbo Zhao , Xianming Liu , Deming Zhai , Junjun Jiang , Xiangyang Ji

The emergence of generative AI and controllable diffusion has made image-to-image synthesis increasingly practical and efficient. However, when input images exhibit low entropy and sparse, the inherent characteristics of diffusion models…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Hao Wang , Xiwen Chen , Ashish Bastola , Jiayou Qin , Abolfazl Razi

Talking head generation is a significant research topic that still faces numerous challenges. Previous works often adopt generative adversarial networks or regression models, which are plagued by generation quality and average facial shape…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Ziyu Yao , Xuxin Cheng , Zhiqi Huang

Image tokenization plays a central role in modern generative modeling by mapping visual inputs into compact representations that serve as an intermediate signal between pixels and generative models. Diffusion-based decoders have recently…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Chuhan Wang , Hao Chen

Automatically segmenting objects from optical remote sensing images (ORSIs) is an important task. Most existing models are primarily based on either convolutional or Transformer features, each offering distinct advantages. Exploiting both…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Yanguang Sun , Jiexi Yan , Jianjun Qian , Chunyan Xu , Jian Yang , Lei Luo

Image segmentation is crucial in many computational pathology pipelines, including accurate disease diagnosis, subtyping, outcome, and survivability prediction. The common approach for training a segmentation model relies on a pre-trained…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Sachin Kumar Danisetty , Alexandros Graikos , Srikar Yellapragada , Dimitris Samaras

We present Diff3F as a simple, robust, and class-agnostic feature descriptor that can be computed for untextured input shapes (meshes or point clouds). Our method distills diffusion features from image foundational models onto input shapes.…

计算机视觉与模式识别 · 计算机科学 2024-04-04 Niladri Shekhar Dutt , Sanjeev Muralikrishnan , Niloy J. Mitra

Probabilistic denoising diffusion models (DDMs) have set a new standard for 2D image generation. Extending DDMs for 3D content creation is an active field of research. Here, we propose TetraDiffusion, a diffusion model that operates on a…

计算机视觉与模式识别 · 计算机科学 2024-08-12 Nikolai Kalischek , Torben Peters , Jan D. Wegner , Konrad Schindler

Diffusion models have recently gained prominence as powerful deep generative models, demonstrating unmatched performance across various domains. However, their potential in multi-sensor fusion remains largely unexplored. In this work, we…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Duy-Tho Le , Hengcan Shi , Jianfei Cai , Hamid Rezatofighi

Diffusion models have enabled remarkably high-quality medical image generation, yet it is challenging to enforce anatomical constraints in generated images. To this end, we propose a diffusion model-based method that supports…

图像与视频处理 · 电气工程与系统科学 2024-06-21 Nicholas Konz , Yuwen Chen , Haoyu Dong , Maciej A. Mazurowski