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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…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Danush Kumar Venkatesh , Dominik Rivoir , Micha Pfeiffer , Fiona Kolbinger , Stefanie Speidel

Polyp segmentation is crucial for preventing colorectal cancer a common type of cancer. Deep learning has been used to segment polyps automatically, which reduces the risk of misdiagnosis. Localizing small polyps in colonoscopy images is…

图像与视频处理 · 电气工程与系统科学 2023-10-11 Ju-Hyeon Nam , Seo-Hyeong Park , Nur Suriza Syazwany , Yerim Jung , Yu-Han Im , Sang-Chul Lee

Automatic polyp segmentation is crucial for effective diagnosis and treatment in colonoscopy images. Traditional methods encounter significant challenges in accurately delineating polyps due to limitations in feature representation and the…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Quang Vinh Nguyen , Thanh Hoang Son Vo , Sae-Ryung Kang , Soo-Hyung Kim

An increasing number of colonoscopic guidance and assistance systems rely on machine learning algorithms which require a large amount of high-quality training data. In order to ensure high performance, the latter has to resemble a…

图像与视频处理 · 电气工程与系统科学 2022-05-24 Abhishek Dinkar Jagtap , Mattias Heinrich , Marian Himstedt

Discrete diffusion models have recently shown significant progress in modeling complex data, such as natural languages and DNA sequences. However, unlike diffusion models for continuous data, which can generate high-quality samples in just…

机器学习 · 计算机科学 2025-03-20 Anji Liu , Oliver Broadrick , Mathias Niepert , Guy Van den Broeck

Generative diffusion models offer a natural choice for data augmentation when training complex vision models. However, ensuring reliability of their generative content as augmentation samples remains an open challenge. Despite a number of…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Khawar Islam , Naveed Akhtar

Accurate polyp segmentation is of great importance for colorectal cancer diagnosis and treatment. However, due to the high cost of producing accurate mask annotations, existing polyp segmentation methods suffer from severe data shortage and…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Jun Wei , Yiwen Hu , Guanbin Li , Shuguang Cui , S Kevin Zhou , Zhen Li

Colonoscopy is a vital tool for the early diagnosis of colorectal cancer, which is one of the main causes of cancer-related mortality globally; hence, it is deemed an essential technique for the prevention and early detection of colorectal…

计算机视觉与模式识别 · 计算机科学 2025-08-11 Ojonugwa Oluwafemi Ejiga Peter , Akingbola Oluwapemiisin , Amalahu Chetachi , Adeniran Opeyemi , Fahmi Khalifa , Md Mahmudur Rahman

Deep learning has the potential to improve colonoscopy by enabling 3D reconstruction of the colon, providing a comprehensive view of mucosal surfaces and lesions, and facilitating the identification of unexplored areas. However, the…

Generative data augmentation with latent diffusion models is a promising strategy for addressing class imbalance in medical imaging, yet current approaches focus on perceptual fidelity and domain-specific autoencoder fine-tuning while…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Mischa Dombrowski , Felix Nützel , Bernhard Kainz

Besides the complex nature of colonoscopy frames with intrinsic frame formation artefacts such as light reflections and the diversity of polyp types/shapes, the publicly available polyp segmentation training datasets are limited, small and…

计算机视觉与模式识别 · 计算机科学 2022-11-07 Yan Wen , Lei Zhang , Xiangli Meng , Xujiong Ye

Melanoma is one of the ten most common cancers in the US. Early detection is crucial for survival, but often the cancer is diagnosed in the fatal stage. Deep learning has the potential to improve cancer detection rates, but its…

计算机视觉与模式识别 · 计算机科学 2019-05-16 Devansh Bisla , Anna Choromanska , Jennifer A. Stein , David Polsky , Russell Berman

Data availability remains a critical bottleneck in many deep learning applications. Large-scale datasets are often expensive to collect, curate and annotate, which can limit the scalability and applicability of supervised learning methods.…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Nithesh Chandher Karthikeyan , Jonas Unger , Gabriel Eilertsen

Colorectal cancer (CRC) is one of the most common types of cancer with a high mortality rate. Colonoscopy is the preferred procedure for CRC screening and has proven to be effective in reducing CRC mortality. Thus, a reliable computer-aided…

计算机视觉与模式识别 · 计算机科学 2021-09-15 Kaidong Li , Mohammad I. Fathan , Krushi Patel , Tianxiao Zhang , Cuncong Zhong , Ajay Bansal , Amit Rastogi , Jean S. Wang , Guanghui Wang

Segmenting polyps in colonoscopy images is essential for the early identification and diagnosis of colorectal cancer, a significant cause of worldwide cancer deaths. Prior deep learning based models such as Attention based variation, UNet…

图像与视频处理 · 电气工程与系统科学 2024-07-30 Al Mohimanul Islam , Sadia Shakiba Bhuiyan , Mysun Mashira , Md. Rayhan Ahmed , Salekul Islam , Swakkhar Shatabda

Deep learning techniques for anatomical landmark localization (ALL) have shown great success, but their reliance on large annotated datasets remains a problem due to the tedious and costly nature of medical data acquisition and annotation.…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Arnela Hadzic , Lea Bogensperger , Simon Johannes Joham , Martin Urschler

Deep learning models are used to minimize the number of polyps that goes unnoticed by the experts and to accurately segment the detected polyps during interventions. Although state-of-the-art models are proposed, it remains a challenge to…

图像与视频处理 · 电气工程与系统科学 2023-03-21 Tugberk Erol , Duygu Sarikaya

Data augmentation is one of the most effective techniques to improve the generalization performance of deep neural networks. Yet, despite often facing limited data availability in medical image analysis, it is frequently underutilized. This…

图像与视频处理 · 电气工程与系统科学 2024-03-18 Adam Tupper , Christian Gagné

Digitization of histopathology slides has led to several advances, from easy data sharing and collaborations to the development of digital diagnostic tools. Deep learning (DL) methods for classification and detection have shown great…

图像与视频处理 · 电气工程与系统科学 2020-05-25 Apostolia Tsirikoglou , Karin Stacke , Gabriel Eilertsen , Martin Lindvall , Jonas Unger

In this paper, we explore and compare multiple solutions to the problem of data augmentation in image classification. Previous work has demonstrated the effectiveness of data augmentation through simple techniques, such as cropping,…

计算机视觉与模式识别 · 计算机科学 2017-12-14 Luis Perez , Jason Wang