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Related papers: Ulcerative Colitis Mayo Endoscopic Scoring Classif…

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Ulcerative colitis (UC) classification, which is an important task for endoscopic diagnosis, involves two main difficulties. First, endoscopic images with the annotation about UC (positive or negative) are usually limited. Second, they show…

Image and Video Processing · Electrical Eng. & Systems 2023-03-03 Shota Harada , Ryoma Bise , Hideaki Hayashi , Kiyohito Tanaka , Seiichi Uchida

Ulcerative Colitis (UC) is a chronic inflammatory bowel disease decreasing life quality through symptoms such as bloody diarrhoea and abdominal pain. Endoscopy is a cornerstone of diagnosis and monitoring of UC. The Mayo endoscopic subscore…

Image and Video Processing · Electrical Eng. & Systems 2024-04-16 Bjørn Leth Møller , Bobby Zhao Sheng Lo , Johan Burisch , Flemming Bendtsen , Ida Vind , Bulat Ibragimov , Christian Igel

Ulcerative colitis (UC) is a chronic inflammatory bowel disease characterized by relapsing inflammation of the large intestine. The severity of UC is often represented by the Mayo Endoscopic Subscore (MES) which quantifies mucosal disease…

Image and Video Processing · Electrical Eng. & Systems 2021-10-01 Evan Schwab , Gabriela Oana Cula , Kristopher Standish , Stephen S. F. Yip , Aleksandar Stojmirovic , Louis Ghanem , Christel Chehoud

Ulcerative Colitis (UC) is an incurable inflammatory bowel disease that leads to ulcers along the large intestine and rectum. The increase in the prevalence of UC coupled with gastrointestinal physician shortages stresses the healthcare…

Image and Video Processing · Electrical Eng. & Systems 2024-12-12 Venkat Margapuri

Ulcerative colitis (UC) is a chronic mucosal inflammatory condition that places patients at increased risk of colorectal cancer. Colonoscopic surveillance remains the gold standard for assessing disease activity, and reporting typically…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Noha Ghatwary , Jiangbei Yue , Ahmed Elgendy , Hanna Nagdy , Ahmed Galal , Hayam Fathy , Hussein El-Amin , Venkataraman Subramanian , Noor Mohammed , Gilberto Ochoa-Ruiz , Sharib Ali

Patient-level diagnosis of severity in ulcerative colitis (UC) is common in real clinical settings, where the most severe score in a patient is recorded. However, previous UC classification methods (i.e., image-level estimation) mainly…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Kaito Shiku , Kazuya Nishimura , Daiki Suehiro , Kiyohito Tanaka , Ryoma Bise

Ulcerative colitis (UC) is one of the most common forms of inflammatory bowel disease (IBD) characterized by inflammation of the mucosal layer of the colon. Diagnosis of UC is based on clinical symptoms, and then confirmed based on…

Quantitative Methods · Quantitative Biology 2020-08-05 Hanieh Marvi Khorasani , Hamid Usefi , Lourdes Peña-Castillo

Automatic image-based disease severity estimation generally uses discrete (i.e., quantized) severity labels. Annotating discrete labels is often difficult due to the images with ambiguous severity. An easier alternative is to use relative…

Computer Vision and Pattern Recognition · Computer Science 2022-08-08 Takeaki Kadota , Hideaki Hayashi , Ryoma Bise , Kiyohito Tanaka , Seiichi Uchida

Automatic image-based severity estimation is an important task in computer-aided diagnosis. Severity estimation by deep learning requires a large amount of training data to achieve a high performance. In general, severity estimation uses…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Takeaki Kadota , Hideaki Hayashi , Ryoma Bise , Kiyohito Tanaka , Seiichi Uchida

In scoring systems used to measure the endoscopic activity of ulcerative colitis, such as Mayo endoscopic score or Ulcerative Colitis Endoscopic Index Severity, levels increase with severity of the disease activity. Such relative ranking…

Image and Video Processing · Electrical Eng. & Systems 2022-06-14 Gorkem Polat , Ilkay Ergenc , Haluk Tarik Kani , Yesim Ozen Alahdab , Ozlen Atug , Alptekin Temizel

Estimating disease severity from endoscopic images is essential in assessing ulcerative colitis, where the Mayo Endoscopic Subscore (MES) is widely used to grade inflammation. However, MES classification remains challenging due to label…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Zeynep Ozdemir , Hacer Yalim Keles , Omer Ozgur Tanriover

Accurate assessment of disease severity from endoscopy videos in ulcerative colitis (UC) is crucial for evaluating drug efficacy in clinical trials. Severity is often measured by the Mayo Endoscopic Subscore (MES) and Ulcerative Colitis…

A major challenge in applying deep learning to medical imaging is the paucity of annotated data. This study demonstrates that synthetic colonoscopy images generated by Generative Adversarial Network (GAN) inversion can be used as training…

Image and Video Processing · Electrical Eng. & Systems 2025-07-02 Mayank Golhar , Taylor L. Bobrow , Saowanee Ngamruengphong , Nicholas J. Durr

Federated learning enables collaborative training of deep learning models across institutions without sharing sensitive patient data. However, its performance is often limited by small datasets and non-independent, identically distributed…

Image and Video Processing · Electrical Eng. & Systems 2026-04-17 Hongyi Pan , Ziliang Hong , Gorkem Durak , Ziyue Xu , Ulas Bagci

We present a lesion-aware image captioning framework for ulcerative colitis (UC). The model integrates ResNet embeddings, Grad-CAM heatmaps, and CBAM-enhanced attention with a T5 decoder. Clinical metadata (MES score 0-3, vascular pattern,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-04 Alexis Ivan Lopez Escamilla , Gilberto Ochoa , Sharib Al

Endoscopy serves as an essential procedure for evaluating the gastrointestinal (GI) tract and plays a pivotal role in identifying GI-related disorders. Recent advancements in deep learning have demonstrated substantial progress in detecting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Astitva Kamble , Vani Bandodkar , Saakshi Dharmadhikary , Veena Anand , Pradyut Kumar Sanki , Mei X. Wu , Biswabandhu Jana

Disease severity regression by a convolutional neural network (CNN) for medical images requires a sufficient number of image samples labeled with severity levels. Conditional generative adversarial network (cGAN)-based data augmentation…

Image and Video Processing · Electrical Eng. & Systems 2023-02-27 Shumpei Takezaki , Kiyohito Tanaka , Seiichi Uchida , Takeaki Kadota

Deep learning has become a popular tool for medical image analysis, but the limited availability of training data remains a major challenge, particularly in the medical field where data acquisition can be costly and subject to privacy…

Image and Video Processing · Electrical Eng. & Systems 2024-06-11 Aghiles Kebaili , Jérôme Lapuyade-Lahorgue , Su Ruan

Histologic assessment of ulcerative colitis (UC) activity is an important endpoint in clinical trials and routine care, but manual grading with indices such as the Nancy histological index (NHI) is time-consuming and prone to observer…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Adam Kukučka , Ondřej Fabián , Vít Musil , Tomáš Brázdil

Incremental Learning is well known machine learning approach wherein the weights of the learned model are dynamically and gradually updated to generalize on new unseen data without forgetting the existing knowledge. Incremental learning…

Computer Vision and Pattern Recognition · Computer Science 2018-07-25 Pratyush Kumar , Muktabh Mayank Srivastava
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