Results 11 to 20 of about 295,660 (323)

Graph U-Nets

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2021
We consider the problem of representation learning for graph data. Convolutional neural networks can naturally operate on images, but have significant challenges in dealing with graph data. Given images are special cases of graphs with nodes lie on 2D lattices, graph embedding tasks have a natural correspondence with image pixel-wise prediction tasks ...
Gao, Hongyang, Ji, Shuiwang
openaire   +3 more sources

Chimeric U-Net – Modifying the standard U-Net towards Explainability

open access: yesArtificial Intelligence, 2022
Healthcare guided by semantic segmentation has the potential to improve our quality of life through early and accurate disease detection. Convolutional Neural Networks, especially the U-Net-based architectures, are currently the state-of-the-art learningbased segmentation methods and have given unprecedented performances. However, their decision-making
Kenrick Schulze   +3 more
openaire   +2 more sources

Attention-augmented U-Net (AA-U-Net) for semantic segmentation

open access: yesSignal, Image and Video Processing, 2022
Deep learning-based image segmentation models rely strongly on capturing sufficient spatial context without requiring complex models that are hard to train with limited labeled data. For COVID-19 infection segmentation on CT images, training data are currently scarce. Attention models, in particular the most recent self-attention methods, have shown to
Kumar T. Rajamani   +4 more
openaire   +2 more sources

A Residual-Inception U-Net (RIU-Net) Approach and Comparisons with U-Shaped CNN and Transformer Models for Building Segmentation from High-Resolution Satellite Images

open access: yesSensors, 2022
Building segmentation is crucial for applications extending from map production to urban planning. Nowadays, it is still a challenge due to CNNs’ inability to model global context and Transformers’ high memory need.
Batuhan Sariturk, Dursun Zafer Seker
doaj   +1 more source

Automatic Pancreatic Cyst Lesion Segmentation on EUS Images Using a Deep-Learning Approach

open access: yesSensors, 2021
The automatic segmentation of the pancreatic cyst lesion (PCL) is essential for the automated diagnosis of pancreatic cyst lesions on endoscopic ultrasonography (EUS) images. In this study, we proposed a deep-learning approach for PCL segmentation on EUS
Seok Oh   +3 more
doaj   +1 more source

Improving performance of deep learning models using 3.5D U-Net via majority voting for tooth segmentation on cone beam computed tomography

open access: yesScientific Reports, 2022
Deep learning allows automatic segmentation of teeth on cone beam computed tomography (CBCT). However, the segmentation performance of deep learning varies among different training strategies.
Kang Hsu   +12 more
doaj   +1 more source

Multiple U-Net-Based Automatic Segmentations and Radiomics Feature Stability on Ultrasound Images for Patients With Ovarian Cancer

open access: yesFrontiers in Oncology, 2021
Few studies have reported the reproducibility and stability of ultrasound (US) images based radiomics features obtained from automatic segmentation in oncology. The purpose of this study is to study the accuracy of automatic segmentation algorithms based
Juebin Jin   +9 more
doaj   +1 more source

A Deep Residual U-Net Algorithm for Automatic Detection and Quantification of Ascites on Abdominopelvic Computed Tomography Images Acquired in the Emergency Department: Model Development and Validation

open access: yesJournal of Medical Internet Research, 2022
BackgroundDetection and quantification of intra-abdominal free fluid (ie, ascites) on computed tomography (CT) images are essential processes for finding emergent or urgent conditions in patients.
Hoon Ko   +7 more
doaj   +1 more source

Segmentation and recognition of breast ultrasound images based on an expanded U-Net.

open access: yesPLoS ONE, 2021
This paper establishes a fully automatic real-time image segmentation and recognition system for breast ultrasound intervention robots. It adopts the basic architecture of a U-shaped convolutional network (U-Net), analyses the actual application ...
Yanjun Guo   +3 more
doaj   +1 more source

Local brain-age: A U-Net model [PDF]

open access: yesFrontiers in Aging Neuroscience, 2021
AbstractWe propose a new framework for estimating neuroimaging-derived “brain-age” at a local level within the brain, using deep learning. The local approach, contrary to existing global methods, provides spatial information on anatomical patterns of brain ageing.
Sebastian G. Popescu   +6 more
openaire   +7 more sources

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