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Weakly supervised medical image segmentation (MIS) using generative models is crucial for clinical diagnosis. However, the accuracy of the segmentation results is often limited by insufficient supervision and the complex nature of medical…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Zhihao Shuai , Yinan Chen , Shunqiang Mao , Yihan Zho , Xiaohong Zhang

Recent advances in conditional image generation from diffusion models have shown great potential in achieving impressive image quality while preserving the constraints introduced by the user. In particular, ControlNet enables precise…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Hannah Kniesel , Pedro Hermosilla , Timo Ropinski

Deep learning has shown great potential in accelerating diffusion tensor imaging (DTI). Nevertheless, existing methods tend to suffer from Rician noise and detail loss in reconstructing the DTI-derived parametric maps especially when…

计算机视觉与模式识别 · 计算机科学 2024-01-04 Wenxin Fan , Jian Cheng , Cheng Li , Xinrui Ma , Jing Yang , Juan Zou , Ruoyou Wu , Qiegen Liu , Shanshan Wang

Recently, perceptual image compression has achieved significant advancements, delivering high visual quality at low bitrates for natural images. However, for screen content, existing methods often produce noticeable artifacts when…

计算机视觉与模式识别 · 计算机科学 2025-05-12 Tongda Xu , Jiahao Li , Bin Li , Yan Wang , Ya-Qin Zhang , Yan Lu

We introduce a new machine learning approach for image segmentation that uses a neural network to model the conditional energy of a segmentation given an image. Our approach, combinatorial energy learning for image segmentation (CELIS)…

计算机视觉与模式识别 · 计算机科学 2016-09-27 Jeremy Maitin-Shepard , Viren Jain , Michal Januszewski , Peter Li , Pieter Abbeel

We propose a novel approach for pixel classification in hyperspectral images, leveraging on both the spatial and spectral information in the data. The introduced method relies on a recently proposed framework for learning on distributions…

计算机视觉与模式识别 · 计算机科学 2016-05-31 Gianni Franchi , Jesus Angulo , Dino Sejdinovic

Recently, a number of image-mixing-based augmentation techniques have been introduced to improve the generalization of deep neural networks. In these techniques, two or more randomly selected natural images are mixed together to generate an…

计算机视觉与模式识别 · 计算机科学 2024-05-27 Khawar Islam , Muhammad Zaigham Zaheer , Arif Mahmood , Karthik Nandakumar

Hyperspectral images have far more spectral bands than ordinary multispectral images. Rich band information provides more favorable conditions for the tremendous applications. However, significant increase in the dimensionality of spectral…

计算机视觉与模式识别 · 计算机科学 2018-02-21 Fei Li , Pingping Zhang , Huchuan Lu

Image segmentation has been a very active research topic in image analysis area. Currently, most of the image segmentation algorithms are designed based on the idea that images are partitioned into a set of regions preserving homogeneous…

计算机视觉与模式识别 · 计算机科学 2015-03-17 Yu Su , Margaret H. Dunham

Segmentation of surgical instruments is an important problem in robot-assisted surgery: it is a crucial step towards full instrument pose estimation and is directly used for masking of augmented reality overlays during surgical procedures.…

计算机视觉与模式识别 · 计算机科学 2020-07-10 Daniil Pakhomov , Nassir Navab

Conditional diffusion models can create unseen images in various settings, aiding image interpolation. Interpolation in latent spaces is well-studied, but interpolation with specific conditions like text or poses is less understood. Simple…

计算机视觉与模式识别 · 计算机科学 2024-10-07 Qiyuan He , Jinghao Wang , Ziwei Liu , Angela Yao

Diffusion models have demonstrated impressive performance in text-to-image generation. They utilize a text encoder and cross-attention blocks to infuse textual information into images at a pixel level. However, their capability to generate…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Luping Liu , Zijian Zhang , Yi Ren , Rongjie Huang , Xiang Yin , Zhou Zhao

In recent years, artificial intelligence is increasingly being applied widely in many different fields and has a profound and direct impact on human life. Following this is the need to understand the principles of the model making…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Quoc Hung Cao , Truong Thanh Hung Nguyen , Vo Thanh Khang Nguyen , Xuan Phong Nguyen

Purpose: Apparent diffusion coefficient (ADC) maps derived from diffusion weighted (DWI) MRI provides functional measurements about the water molecules in tissues. However, DWI is time consuming and very susceptible to image artifacts,…

图像与视频处理 · 电气工程与系统科学 2024-07-08 Zach Eidex , Mojtaba Safari , Jacob Wynne , Richard L. J. Qiu , Tonghe Wang , David Viar Hernandez , Hui-Kuo Shu , Hui Mao , Xiaofeng Yang

Deep learning based salient object detection has recently achieved great success with its performance greatly outperforms any other unsupervised methods. However, annotating per-pixel saliency masks is a tedious and inefficient procedure.…

计算机视觉与模式识别 · 计算机科学 2018-03-20 Guanbin Li , Yuan Xie , Liang Lin

We propose a contrastive conditional latent diffusion model for audio-visual segmentation (AVS) to thoroughly investigate the impact of audio, where the correlation between audio and the final segmentation map is modeled to guarantee the…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Yuxin Mao , Jing Zhang , Mochu Xiang , Yunqiu Lv , Dong Li , Yiran Zhong , Yuchao Dai

Image compression under ultra-low bitrates remains challenging for both conventional learned image compression (LIC) and generative vector-quantized (VQ) modeling. Conventional LIC suffers from severe artifacts due to heavy quantization,…

计算机视觉与模式识别 · 计算机科学 2025-11-24 Lei Lu , Yize Li , Yanzhi Wang , Wei Wang , Wei Jiang

The human visual system processes images with varied degrees of resolution, with the fovea, a small portion of the retina, capturing the highest acuity region, which gradually declines toward the field of view's periphery. However, the…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Beatriz Paula , Plinio Moreno

The scarcity and complexity of voxel-level annotations in 3D medical imaging present significant challenges, particularly due to the domain gap between labeled datasets from well-resourced centers and unlabeled datasets from less-resourced…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Haifan Gong , Yitao Wang , Yihan Wang , Jiashun Xiao , Xiang Wan , Haofeng Li

Remote sensing through semantic segmentation of satellite images contributes to the understanding and utilisation of the earth's surface. For this purpose, semantic segmentation networks are typically trained on large sets of labelled…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Tuan Pham Minh , Jayan Wijesingha , Daniel Kottke , Marek Herde , Denis Huseljic , Bernhard Sick , Michael Wachendorf , Thomas Esch