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Deep convolutional neural networks (DCNNs) trained on a large number of images with strong pixel-level annotations have recently significantly pushed the state-of-art in semantic image segmentation. We study the more challenging problem of…

Computer Vision and Pattern Recognition · Computer Science 2015-10-07 George Papandreou , Liang-Chieh Chen , Kevin Murphy , Alan L. Yuille

Lung cancer is a major cause of cancer-related deaths, and early diagnosis and treatment are crucial for improving patients' survival outcomes. In this paper, we propose to employ convolutional neural networks to model the non-linear…

Image and Video Processing · Electrical Eng. & Systems 2024-08-20 Xiawei Wang , James Sharpnack , Thomas C. M. Lee

The most deadly and life-threatening disease in the world is lung cancer. Though early diagnosis and accurate treatment are necessary for lowering the lung cancer mortality rate. A computerized tomography (CT) scan-based image is one of the…

Image and Video Processing · Electrical Eng. & Systems 2023-04-12 Muntasir Mamun , Md Ishtyaq Mahmud , Mahabuba Meherin , Ahmed Abdelgawad

Catheter segmentation in 3D ultrasound is important for computer-assisted cardiac intervention. However, a large amount of labeled images are required to train a successful deep convolutional neural network (CNN) to segment the catheter,…

Image and Video Processing · Electrical Eng. & Systems 2020-06-29 Hongxu Yang , Caifeng Shan , Alexander F. Kolen , Peter H. N. de With

In this paper, we propose another version of help-training approach by employing a Probabilistic Neural Network (PNN) that improves the performance of the main discriminative classifier in the semi-supervised strategy. We introduce the…

Machine Learning · Computer Science 2015-09-07 Hamidreza Farhidzadeh

Expectation maximisation (EM) is an unsupervised learning method for estimating the parameters of a finite mixture distribution. It works by introducing "hidden" or "latent" variables via Baum's auxiliary function $Q$ that allow the joint…

Machine Learning · Computer Science 2022-05-19 Graham W. Pulford

Lung diseases, including lung cancer and COPD, are significant health concerns globally. Traditional diagnostic methods can be costly, time-consuming, and invasive. This study investigates the use of semi supervised learning methods for…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-12 Xiaoran Xu , In-Ho Ra , Ravi Sankar

This study investigates a curriculum-style strategy for semi-supervised CNN segmentation, which devises a regression network to learn image-level information such as the size of a target region. These regressions are used to effectively…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Hoel Kervadec , Jose Dolz , Eric Granger , Ismail Ben Ayed

We present an approach to learn a dense pixel-wise labeling from image-level tags. Each image-level tag imposes constraints on the output labeling of a Convolutional Neural Network (CNN) classifier. We propose Constrained CNN (CCNN), a…

Computer Vision and Pattern Recognition · Computer Science 2015-10-20 Deepak Pathak , Philipp Krähenbühl , Trevor Darrell

Deep learning based image segmentation has achieved the state-of-the-art performance in many medical applications such as lesion quantification, organ detection, etc. However, most of the methods rely on supervised learning, which require a…

Computer Vision and Pattern Recognition · Computer Science 2020-04-20 Ruizhe Li , Dorothee Auer , Christian Wagner , Xin Chen

We propose a novel semi-supervised image segmentation method that simultaneously optimizes a supervised segmentation and an unsupervised reconstruction objectives. The reconstruction objective uses an attention mechanism that separates the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Shuai Chen , Gerda Bortsova , Antonio Garcia-Uceda Juarez , Gijs van Tulder , Marleen de Bruijne

Deep learning demands a huge amount of well-labeled data to train the network parameters. How to use the least amount of labeled data to obtain the desired classification accuracy is of great practical significance, because for many…

Machine Learning · Computer Science 2019-12-20 Xiao Han , Zihao Wang , Enmei Tu , Gunnam Suryanarayana , Jie Yang

Automatic segmentation of anatomical structures with convolutional neural networks (CNNs) constitutes a large portion of research in medical image analysis. The majority of CNN-based methods rely on an abundance of labeled data for proper…

Image and Video Processing · Electrical Eng. & Systems 2020-03-20 Cheryl Sital , Tom Brosch , Dominique Tio , Alexander Raaijmakers , Jürgen Weese

This paper explores machine learning (ML) models for classifying lung cancer levels to improve diagnostic accuracy and prognosis. Through parameter tuning and rigorous evaluation, we assess various ML algorithms. Techniques like minimum…

Artificial Intelligence · Computer Science 2024-12-05 Mohsen Asghari Ilani , Saba Moftakhar Tehran , Ashkan Kavei , Hamed Alizadegan

Early detection of lung cancer is essential in reducing mortality. Recent studies have demonstrated the clinical utility of low-dose computed tomography (CT) to detect lung cancer among individuals selected based on very limited clinical…

Computer Vision and Pattern Recognition · Computer Science 2019-02-25 Jiachen Wang , Riqiang Gao , Yuankai Huo , Shunxing Bao , Yunxi Xiong , Sanja L. Antic , Travis J. Osterman , Pierre P. Massion , Bennett A. Landman

Lung cancer has been one of the most prevalent disease in recent years. According to the research of this field, more than 200,000 cases are identified each year in the US. Uncontrolled multiplication and growth of the lung cells result in…

Image and Video Processing · Electrical Eng. & Systems 2022-01-04 Hesamoddin Hosseini , Reza Monsefi , Shabnam Shadroo

As the amount of online document increases, the demand for document classification to aid the analysis and management of document is increasing. Text is cheap, but information, in the form of knowing what classes a document belongs to, is…

Information Retrieval · Computer Science 2011-12-12 Bhawna Nigam , Poorvi Ahirwal , Sonal Salve , Swati Vamney

The recent emergence of deep learning has led to a great deal of work on designing supervised deep semantic segmentation algorithms. As in many tasks sufficient pixel-level labels are very difficult to obtain, we propose a method which…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Matthias Schwab , Agnes Mayr , Markus Haltmeier

Reviewing radiology reports in emergency departments is an essential but laborious task. Timely follow-up of patients with abnormal cases in their radiology reports may dramatically affect the patient's outcome, especially if they have been…

Computation and Language · Computer Science 2018-12-06 Hamed Hassanzadeh , Mahnoosh Kholghi , Anthony Nguyen , Kevin Chu

Convolutional neural networks (CNNs) have been successfully applied to solve the problem of correspondence estimation between semantically related images. Due to non-availability of large training datasets, existing methods resort to…

Computer Vision and Pattern Recognition · Computer Science 2019-01-25 Zakaria Laskar , Juho Kannala