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Conventional data augmentation realized by performing simple pre-processing operations (\eg, rotation, crop, \etc) has been validated for its advantage in enhancing the performance for medical image segmentation. However, the data generated…

Image and Video Processing · Electrical Eng. & Systems 2020-02-25 Tiexin Qin , Ziyuan Wang , Kelei He , Yinghuan Shi , Yang Gao , Dinggang Shen

Automatic segmentation of lesions in FDG-18 Whole Body (WB) PET/CT scans using deep learning models is instrumental for determining treatment response, optimizing dosimetry, and advancing theranostic applications in oncology. However, the…

Image and Video Processing · Electrical Eng. & Systems 2023-11-06 Gowtham Krishnan Murugesan , Diana McCrumb , Eric Brunner , Jithendra Kumar , Rahul Soni , Vasily Grigorash , Stephen Moore , Jeff Van Oss

Medical Image Segmentation is a useful application for medical image analysis including detecting diseases and abnormalities in imaging modalities such as MRI, CT etc. Deep learning has proven to be promising for this task but usually has a…

Image and Video Processing · Electrical Eng. & Systems 2023-02-08 Soham Bhosale , Arjun Krishna , Ge Wang , Klaus Mueller

Despite continued advancement in recent years, deep neural networks still rely on large amounts of training data to avoid overfitting. However, labeled training data for real-world applications such as healthcare is limited and difficult to…

Nuclei segmentation is a fundamental but challenging task in the quantitative analysis of histopathology images. Although fully-supervised deep learning-based methods have made significant progress, a large number of labeled images are…

Image and Video Processing · Electrical Eng. & Systems 2024-01-22 Xinyi Yu , Guanbin Li , Wei Lou , Siqi Liu , Xiang Wan , Yan Chen , Haofeng Li

Tumor volume and changes in tumor characteristics over time are important biomarkers for cancer therapy. In this context, FDG-PET/CT scans are routinely used for staging and re-staging of cancer, as the radiolabeled fluorodeoxyglucose is…

The objective of this study was to develop a PET tumor-segmentation framework that addresses the challenges of limited spatial resolution, high image noise, and lack of clinical training data with ground-truth tumor boundaries in PET…

Automatic lesion detection and segmentation from [${}^{18}$F]FDG PET/CT scans is a challenging task, due to the diversity of shapes, sizes, FDG uptake and location they may present, besides the fact that physiological uptake is also present…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Yamila Rotstein Habarnau , Mauro Namías

In computer-assisted surgery, automatically recognizing anatomical organs is crucial for understanding the surgical scene and providing intraoperative assistance. While machine learning models can identify such structures, their deployment…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Danush Kumar Venkatesh , Dominik Rivoir , Micha Pfeiffer , Fiona Kolbinger , Stefanie Speidel

As the world progresses in technology and health, awareness of disease by revealing asymptomatic signs improves. It is important to detect and treat tumors in early stage as it can be life-threatening. Computer-aided technologies are used…

Image and Video Processing · Electrical Eng. & Systems 2023-07-27 Roa'a Al-Emaryeen , Sara Al-Nahhas , Fatima Himour , Waleed Mahafza , Omar Al-Kadi

Large-scale, big-variant, high-quality data are crucial for developing robust and successful deep-learning models for medical applications since they potentially enable better generalization performance and avoid overfitting. However, the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Zheyuan Zhang , Lanhong Yao , Bin Wang , Debesh Jha , Gorkem Durak , Elif Keles , Alpay Medetalibeyoglu , Ulas Bagci

Supervised deep learning methods for segmentation require large amounts of labelled training data, without which they are prone to overfitting, not generalizing well to unseen images. In practice, obtaining a large number of annotations…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Krishna Chaitanya , Neerav Karani , Christian Baumgartner , Olivio Donati , Anton Becker , Ender Konukoglu

Novel multimodal imaging methods are capable of generating extensive, super high resolution datasets for preclinical research. Yet, a massive lack of annotations prevents the broad use of deep learning to analyze such data. So far, existing…

Image and Video Processing · Electrical Eng. & Systems 2021-04-26 Izabela Horvath , Johannes C. Paetzold , Oliver Schoppe , Rami Al-Maskari , Ivan Ezhov , Suprosanna Shit , Hongwei Li , Ali Ertuerk , Bjoern H. Menze

Tumor segmentation in histopathology images is often complicated by its composition of different histological subtypes and class imbalance. Oversampling subtypes with low prevalence features is not a satisfactory solution since it…

The synergistic interpretation of anatomical information from computed tomography (CT) and metabolic information from positron emission tomography (PET) is important to oncologic imaging. However, existing deep learning methods for PET/CT…

Image and Video Processing · Electrical Eng. & Systems 2026-05-22 Xiaofeng Liu , Qianru Zhang , Thibault Marin , Menghua Xia , Chi Liu , Georges El Fakhri , Jinsong Ouyang

One of the main challenges in current research on segmentation in cardiac ultrasound is the lack of large and varied labeled datasets and the differences in annotation conventions between datasets. This makes it difficult to design robust…

Image and Video Processing · Electrical Eng. & Systems 2025-02-28 Gilles Van De Vyver , Aksel Try Lenz , Erik Smistad , Sindre Hellum Olaisen , Bjørnar Grenne , Espen Holte , Håavard Dalen , Lasse Løvstakken

Image synthesis approaches, e.g., generative adversarial networks, have been popular as a form of data augmentation in medical image analysis tasks. It is primarily beneficial to overcome the shortage of publicly accessible data and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Shiyi Du , Xiaosong Wang , Yongyi Lu , Yuyin Zhou , Shaoting Zhang , Alan Yuille , Kang Li , Zongwei Zhou

Most deep learning models in medical imaging are trained on adult data with unclear performance on pediatric images. In this work, we aim to address this challenge in the context of automated anatomy segmentation in whole-body Computed…

Image and Video Processing · Electrical Eng. & Systems 2024-04-23 Chih-Ying Liu , Jeya Maria Jose Valanarasu , Camila Gonzalez , Curtis Langlotz , Andrew Ng , Sergios Gatidis

Yes, it can. Data augmentation is perhaps the oldest preprocessing step in computer vision literature. Almost every computer vision model trained on imaging data uses some form of augmentation. In this paper, we use the inter-vertebral disk…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Bilwaj Gaonkar , Matthew Edwards , Alex Bui , Matthew Brown , Luke Macyszyn

Automated lesion segmentation in PET/CT scans is crucial for improving clinical workflows and advancing cancer diagnostics. However, the task is challenging due to physiological variability, different tracers used in PET imaging, and…

Image and Video Processing · Electrical Eng. & Systems 2024-10-22 Maximilian Rokuss , Balint Kovacs , Yannick Kirchhoff , Shuhan Xiao , Constantin Ulrich , Klaus H. Maier-Hein , Fabian Isensee