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Colonoscopy is vital in the early diagnosis of colorectal polyps. Regular screenings can effectively prevent benign polyps from progressing to CRC. While deep learning has made impressive strides in polyp segmentation, most existing models…

图像与视频处理 · 电气工程与系统科学 2025-04-21 Jun Zeng , KC Santosh , Deepak Rajan Nayak , Thomas de Lange , Jonas Varkey , Tyler Berzin , Debesh Jha

Convolutional neural networks (CNNs) have shown great promise in improving computer aided detection (CADe). From classifying tumors found via mammography as benign or malignant to automated detection of colorectal polyps in CT colonography,…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Hunter Park , Connor Monahan

Background: Colonoscopy remains the gold-standard screening for colorectal cancer. However, significant miss rates for polyps have been reported, particularly when there are multiple small adenomas. This presents an opportunity to leverage…

图像与视频处理 · 电气工程与系统科学 2021-06-23 Michael Yeung , Evis Sala , Carola-Bibiane Schönlieb , Leonardo Rundo

Colorectal cancer is the fourth leading cause of cancer deaths worldwide and the second leading cause in the United States. The risk of colorectal cancer can be mitigated by the identification and removal of premalignant lesions through…

计算机视觉与模式识别 · 计算机科学 2017-11-29 Faisal Mahmood , Nicholas J. Durr

Object segmentation and structure localization are important steps in automated image analysis pipelines for microscopy images. We present a convolution neural network (CNN) based deep learning architecture for segmentation of objects in…

计算机视觉与模式识别 · 计算机科学 2019-01-24 Shan E Ahmed Raza , Linda Cheung , Muhammad Shaban , Simon Graham , David Epstein , Stella Pelengaris , Michael Khan , Nasir M. Rajpoot

Precise polyp segmentation is vital for the early diagnosis and prevention of colorectal cancer (CRC) in clinical practice. However, due to scale variation and blurry polyp boundaries, it is still a challenging task to achieve satisfactory…

计算机视觉与模式识别 · 计算机科学 2025-02-06 Tao Zhou , Yizhe Zhang , Geng Chen , Yi Zhou , Ye Wu , Deng-Ping Fan

Automatic and accurate polyp segmentation plays an essential role in early colorectal cancer diagnosis. However, it has always been a challenging task due to 1) the diverse shape, size, brightness and other appearance characteristics of…

图像与视频处理 · 电气工程与系统科学 2023-01-13 Ruifei Zhang , Peiwen Lai , Xiang Wan , De-Jun Fan , Feng Gao , Xiao-Jian Wu , Guanbin Li

Accurate polyp delineation in colonoscopy is crucial for assisting in diagnosis, guiding interventions, and treatments. However, current deep-learning approaches fall short due to integrity deficiency, which often manifests as missing…

图像与视频处理 · 电气工程与系统科学 2023-09-18 Ziqiang Chen , Kang Wang , Yun Liu

Accurate detection of colorectal cancer and early prevention heavily rely on precise polyp identification during gastrointestinal colonoscopy. Due to limited data, many current state-of-the-art deep learning methods for polyp segmentation…

图像与视频处理 · 电气工程与系统科学 2024-05-31 Ankush Gajanan Arudkar , Bernard J. E. Evans

Automatic pancreas segmentation in radiology images, eg., computed tomography (CT) and magnetic resonance imaging (MRI), is frequently required by computer-aided screening, diagnosis, and quantitative assessment. Yet pancreas is a…

计算机视觉与模式识别 · 计算机科学 2018-04-02 Jinzheng Cai , Le Lu , Fuyong Xing , Lin Yang

Accurate polyp detection is critical for early colorectal cancer diagnosis. Although remarkable progress has been achieved in recent years, the complex colon environment and concealed polyps with unclear boundaries still pose severe…

计算机视觉与模式识别 · 计算机科学 2024-01-11 Yuncheng Jiang , Zixun Zhang , Yiwen Hu , Guanbin Li , Xiang Wan , Song Wu , Shuguang Cui , Silin Huang , Zhen Li

Accurate endoscopic image segmentation on the polyps is critical for early colorectal cancer detection. However, this task remains challenging due to low contrast with surrounding mucosa, specular highlights, and indistinct boundaries. To…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Juntong Fan , Shuyi Fan , Debesh Jha , Changsheng Fang , Tieyong Zeng , Hengyong Yu , Dayang Wang

An efficient deep learning model that can be implemented in real-time for polyp detection is crucial to reducing polyp miss-rate during screening procedures. Convolutional neural networks (CNNs) are vulnerable to small changes in the input…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Hemin Ali Qadir , Younghak Shin , Jacob Bergsland , Ilangko Balasingham

This research presents a machine-learning approach for tumor detection in medical images using convolutional neural networks (CNNs). The study focuses on preprocessing techniques to enhance image features relevant to tumor detection,…

图像与视频处理 · 电气工程与系统科学 2024-03-01 Ha Anh Vu

Reliable automatic classification of colonoscopy images is of great significance in assessing the stage of colonic lesions and formulating appropriate treatment plans. However, it is challenging due to uneven brightness, location…

图像与视频处理 · 电气工程与系统科学 2022-07-05 Kai-Ni Wang , Yuting He , Shuaishuai Zhuang , Juzheng Miao , Xiaopu He , Ping Zhou , Guanyu Yang , Guang-Quan Zhou , Shuo Li

Colonoscopy is a common and practical method for detecting and treating polyps. Segmenting polyps from colonoscopy image is useful for diagnosis and surgery progress. Nevertheless, achieving excellent segmentation performance is still…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Quang Vinh Nguyen , Van Thong Huynh , Soo-Hyung Kim

Accurate polyp segmentation in colonoscopy is essential for early colorectal cancer detection, yet real-world clinical environments pose persistent challenges such as motion blur, specular reflections, and illumination instability. Most…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Zhuoyu Wu , Wenhui Ou , Lexi Zhang , Pei-Sze Tan , Dongjun Wu , Junhe Zhao , Wenqi Fang , Raphaël C. -W. Phan

In this paper we report results for recognizing colorectal NBI endoscopic images by using features extracted from convolutional neural network (CNN). In this comparative study, we extract features from different layers from different CNN…

计算机视觉与模式识别 · 计算机科学 2016-08-25 Toru Tamaki , Shoji Sonoyama , Tsubasa Hirakawa , Bisser Raytchev , Kazufumi Kaneda , Tetsushi Koide , Shigeto Yoshida , Hiroshi Mieno , Shinji Tanaka

Early detection of pulmonary cancer is the most promising way to enhance a patient's chance for survival. Accurate pulmonary nodule detection in computed tomography (CT) images is a crucial step in diagnosing pulmonary cancer. In this…

计算机视觉与模式识别 · 计算机科学 2017-08-30 Jia Ding , Aoxue Li , Zhiqiang Hu , Liwei Wang

Colonoscopy is considered the most effective screening test to detect colorectal cancer (CRC) and its precursor lesions, i.e., polyps. However, the procedure experiences high miss rates due to polyp heterogeneity and inter-observer…

图像与视频处理 · 电气工程与系统科学 2023-03-15 Debesh Jha , Nikhil Kumar Tomar , Vanshali Sharma , Ulas Bagci