中文
相关论文

相关论文: 3D Segmentation with Exponential Logarithmic Loss …

200 篇论文

In this paper, we propose an end-to-end deep neural network for solving the problem of imbalanced large and small organ segmentation in head and neck (HaN) CT images. To conduct radiotherapy planning for nasopharyngeal cancer, more than 10…

图像与视频处理 · 电气工程与系统科学 2019-07-30 Yunhe Gao , Rui Huang , Ming Chen , Zhe Wang , Jincheng Deng , Yuanyuan Chen , Yiwei Yang , Jie Zhang , Chanjuan Tao , Hongsheng Li

We present a simple and efficient method based on deep learning to automatically decompose sketched objects into semantically valid parts. We train a deep neural network to transfer existing segmentations and labelings from 3D models to…

图形学 · 计算机科学 2018-08-01 Lei Li , Hongbo Fu , Chiew-Lan Tai

Today, deep convolutional neural networks (CNNs) have demonstrated state-of-the-art performance for medical image segmentation, on various imaging modalities and tasks. Despite early success, segmentation networks may still generate…

图像与视频处理 · 电气工程与系统科学 2022-01-13 Rosana El Jurdi , Caroline Petitjean , Veronika Cheplygina , Paul Honeine , Fahed Abdallah

Accurate and efficient 3D medical image segmentation is essential for clinical AI, where models must remain reliable under stringent memory, latency, and data availability constraints. Transformer-based methods achieve strong accuracy but…

机器学习 · 计算机科学 2026-03-10 Kavyansh Tyagi , Vishwas Rathi , Puneet Goyal

Pixel-wise clean annotation is necessary for fully-supervised semantic segmentation, which is laborious and expensive to obtain. In this paper, we propose a weakly supervised 2D semantic segmentation model by incorporating sparse bounding…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Weixuan Sun , Jing Zhang , Nick Barnes

Deep convolutional neural networks are powerful tools for learning visual representations from images. However, designing efficient deep architectures to analyse volumetric medical images remains challenging. This work investigates…

计算机视觉与模式识别 · 计算机科学 2017-07-10 Wenqi Li , Guotai Wang , Lucas Fidon , Sebastien Ourselin , M. Jorge Cardoso , Tom Vercauteren

A main bottleneck of learning-based robotic scene understanding methods is the heavy reliance on extensive annotated training data, which often limits their generalization ability. In LiDAR panoptic segmentation, this challenge becomes even…

计算机视觉与模式识别 · 计算机科学 2025-07-10 Ahmet Selim Çanakçı , Niclas Vödisch , Kürsat Petek , Wolfram Burgard , Abhinav Valada

We introduce DeepNAT, a 3D Deep convolutional neural network for the automatic segmentation of NeuroAnaTomy in T1-weighted magnetic resonance images. DeepNAT is an end-to-end learning-based approach to brain segmentation that jointly learns…

计算机视觉与模式识别 · 计算机科学 2017-02-28 Christian Wachinger , Martin Reuter , Tassilo Klein

We propose a novel convolutional neural network for lesion detection from weak labels. Only a single, global label per image - the lesion count - is needed for training. We train a regression network with a fully convolutional architecture…

计算机视觉与模式识别 · 计算机科学 2017-10-31 Florian Dubost , Gerda Bortsova , Hieab Adams , Arfan Ikram , Wiro Niessen , Meike Vernooij , Marleen De Bruijne

Deep learning models, e.g. supervised Encoder-Decoder style networks, exhibit promising performance in medical image segmentation, but come with a high labelling cost. We propose TriSegNet, a semi-supervised semantic segmentation framework.…

图像与视频处理 · 电气工程与系统科学 2022-08-15 Ziyang Wang , Irina Voiculescu

Neuroanatomical segmentation in magnetic resonance imaging (MRI) of the brain is a prerequisite for volume, thickness and shape measurements. This work introduces a new highly accurate and versatile method based on 3D convolutional neural…

定量方法 · 定量生物学 2019-02-07 Philip Novosad , Vladimir Fonov , D. Louis Collins

We propose a dual pathway, 11-layers deep, three-dimensional Convolutional Neural Network for the challenging task of brain lesion segmentation. The devised architecture is the result of an in-depth analysis of the limitations of current…

Small object segmentation, like tumor segmentation, is a difficult and critical task in the field of medical image analysis. Although deep learning based methods have achieved promising performance, they are restricted to the use of binary…

图像与视频处理 · 电气工程与系统科学 2025-01-17 Huiyu Li , Xiabi Liu , Said Boumaraf , Xiaopeng Gong , Donghai Liao , Xiaohong Ma

In this paper, an automatic algorithm aimed at volumetric segmentation of acute ischemic stroke lesion in non-contrast computed tomography brain 3D images is proposed. Our deep-learning approach is based on the popular 3D U-Net…

图像与视频处理 · 电气工程与系统科学 2023-10-31 A. V. Dobshik , S. K. Verbitskiy , I. A. Pestunov , K. M. Sherman , Yu. N. Sinyavskiy , A. A. Tulupov , V. B. Berikov

Obtaining high-resolution (HR) segmentations from coarse annotations is a pervasive challenge in computer vision. Applications include inferring pixel-level segmentations from token-level labels in vision transformers, upsampling coarse…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Xiaoling Hu , Peirong Liu , Dina Zemlyanker , Jonathan Williams Ramirez , Oula Puonti , Juan Eugenio Iglesias

We show that it is possible to learn semantic segmentation from very limited amounts of manual annotations, by enforcing geometric 3D constraints between multiple views. More exactly, image locations corresponding to the same physical 3D…

计算机视觉与模式识别 · 计算机科学 2019-01-10 Sinisa Stekovic , Friedrich Fraundorfer , Vincent Lepetit

The lack of fine-grained 3D shape segmentation data is the main obstacle to developing learning-based 3D segmentation techniques. We propose an effective semi-supervised method for learning 3D segmentations from a few labeled 3D shapes and…

计算机视觉与模式识别 · 计算机科学 2022-04-21 Chun-Yu Sun , Yu-Qi Yang , Hao-Xiang Guo , Peng-Shuai Wang , Xin Tong , Yang Liu , Heung-Yeung Shum

Semantic segmentation consists of assigning a semantic label to each pixel according to predefined classes. This process facilitates the understanding of object appearance and spatial relationships, playing an important role in the global…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Mariana Dória Prata Lima , Gilson Antonio Giraldi , Jaime S. Cardoso

Current 3D scene segmentation methods are heavily dependent on manually annotated 3D training datasets. Such manual annotations are labor-intensive, and often lack fine-grained details. Importantly, models trained on this data typically…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Rui Huang , Songyou Peng , Ayca Takmaz , Federico Tombari , Marc Pollefeys , Shiji Song , Gao Huang , Francis Engelmann

Detailed whole brain segmentation is an essential quantitative technique, which provides a non-invasive way of measuring brain regions from a structural magnetic resonance imaging (MRI). Recently, deep convolution neural network (CNN) has…