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Recent domain generalized semantic segmentation (DGSS) studies have achieved notable improvements by distilling semantic knowledge from Vision-Language Models (VLMs). However, they overlook the semantic misalignment between visual and…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Seogkyu Jeon , Kibeom Hong , Hyeran Byun

Medical image segmentation has been significantly advanced with the rapid development of deep learning (DL) techniques. Existing DL-based segmentation models are typically discriminative; i.e., they aim to learn a mapping from the input…

计算机视觉与模式识别 · 计算机科学 2025-09-01 Tao Chen , Chenhui Wang , Zhihao Chen , Yiming Lei , Hongming Shan

Computer vision techniques play a central role in the perception stack of autonomous vehicles. Such methods are employed to perceive the vehicle surroundings given sensor data. 3D LiDAR sensors are commonly used to collect sparse 3D point…

计算机视觉与模式识别 · 计算机科学 2024-03-21 Lucas Nunes , Rodrigo Marcuzzi , Benedikt Mersch , Jens Behley , Cyrill Stachniss

Monocular depth estimation is a challenging task that predicts the pixel-wise depth from a single 2D image. Current methods typically model this problem as a regression or classification task. We propose DiffusionDepth, a new approach that…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Yiqun Duan , Xianda Guo , Zheng Zhu

To fully understand the 3D context of a single image, a visual system must be able to segment both the visible and occluded regions of objects, while discerning their occlusion order. Ideally, the system should be able to handle any object…

计算机视觉与模式识别 · 计算机科学 2024-05-10 Jiayang Ao , Qiuhong Ke , Krista A. Ehinger

Diffusion models have demonstrated remarkable efficacy in generating high-quality samples. Existing diffusion-based image restoration algorithms exploit pre-trained diffusion models to leverage data priors, yet they still preserve elements…

图像与视频处理 · 电气工程与系统科学 2024-08-07 Hongjie Wu , Linchao He , Mingqin Zhang , Dongdong Chen , Kunming Luo , Mengting Luo , Ji-Zhe Zhou , Hu Chen , Jiancheng Lv

Medical image segmentation is critical for diagnosing and treating spinal disorders. However, the presence of high noise, ambiguity, and uncertainty makes this task highly challenging. Factors such as unclear anatomical boundaries,…

图像与视频处理 · 电气工程与系统科学 2023-09-13 Zhiqing Zhang , Guojia Fan , Tianyong Liu , Nan Li , Yuyang Liu , Ziyu Liu , Canwei Dong , Shoujun Zhou

Domain-generalized urban-scene semantic segmentation (USSS) aims to learn generalized semantic predictions across diverse urban-scene styles. Unlike domain gap challenges, USSS is unique in that the semantic categories are often similar in…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Qi Bi , Shaodi You , Theo Gevers

Denoising diffusion models have emerged as a dominant paradigm in image generation. Discretizing image data into tokens is a critical step for effectively integrating images with Transformer and other architectures. Although the Denoising…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Fei Kong

Diffusion models are powerful generative models that map noise to data using stochastic processes. However, for many applications such as image editing, the model input comes from a distribution that is not random noise. As such, diffusion…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Linqi Zhou , Aaron Lou , Samar Khanna , Stefano Ermon

Denoising diffusion probabilistic models (DDPMs) (Ho et al. 2020) have shown impressive results on image and waveform generation in continuous state spaces. Here, we introduce Discrete Denoising Diffusion Probabilistic Models (D3PMs),…

机器学习 · 计算机科学 2023-02-23 Jacob Austin , Daniel D. Johnson , Jonathan Ho , Daniel Tarlow , Rianne van den Berg

Medical image segmentation models struggle with rare abnormalities due to scarce annotated pathological data. We propose DiffAug a novel framework that combines textguided diffusion-based generation with automatic segmentation validation to…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Maham Nazir , Muhammad Aqeel , Francesco Setti

Deep learning techniques have achieved remarkable success in the semantic segmentation of remote sensing images and in land-use change detection. Nevertheless, their real-time deployment on edge platforms remains constrained by decoder…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Sihang Chen , Lijun Yun , Ze Liu , JianFeng Zhu , Jie Chen , Hui Wang , Yueping Nie

Collective insights from a group of experts have always proven to outperform an individual's best diagnostic for clinical tasks. For the task of medical image segmentation, existing research on AI-based alternatives focuses more on…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Aimon Rahman , Jeya Maria Jose Valanarasu , Ilker Hacihaliloglu , Vishal M Patel

Despite recent advances in UNet-based image editing, methods for shape-aware object editing in high-resolution images are still lacking. Compared to UNet, Diffusion Transformers (DiT) demonstrate superior capabilities to effectively capture…

计算机视觉与模式识别 · 计算机科学 2024-11-08 Kunyu Feng , Yue Ma , Bingyuan Wang , Chenyang Qi , Haozhe Chen , Qifeng Chen , Zeyu Wang

At the core of both successful generative and self-supervised representation learning models there is a reconstruction objective that incorporates some form of image corruption. Diffusion models implement this approach through a scheduled…

计算机视觉与模式识别 · 计算机科学 2024-06-26 Philippe Hansen-Estruch , Sriram Vishwanath , Amy Zhang , Manan Tomar

Recently, deep-learning-based approaches have been widely studied for deformable image registration task. However, most efforts directly map the composite image representation to spatial transformation through the convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-07-08 Jiashun Chen , Donghuan Lu , Yu Zhang , Dong Wei , Munan Ning , Xinyu Shi , Zhe Xu , Yefeng Zheng

Recent advancements in deep learning for medical image segmentation are often limited by the scarcity of high-quality training data.While diffusion models provide a potential solution by generating synthetic images, their effectiveness in…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Jianhao Xie , Ziang Zhang , Zhenyu Weng , Yuesheng Zhu , Guibo Luo

Collecting and annotating images with pixel-wise labels is time-consuming and laborious. In contrast, synthetic data can be freely available using a generative model (e.g., DALL-E, Stable Diffusion). In this paper, we show that it is…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Weijia Wu , Yuzhong Zhao , Mike Zheng Shou , Hong Zhou , Chunhua Shen

Diffusion models currently achieve state-of-the-art performance for both conditional and unconditional image generation. However, so far, image diffusion models do not support tasks required for 3D understanding, such as view-consistent 3D…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Titas Anciukevičius , Zexiang Xu , Matthew Fisher , Paul Henderson , Hakan Bilen , Niloy J. Mitra , Paul Guerrero