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Image normalization is a building block in medical image analysis. Conventional approaches are customarily utilized on a per-dataset basis. This strategy, however, prevents the current normalization algorithms from fully exploiting the…

机器学习 · 计算机科学 2020-10-06 Pierre-Luc Delisle , Benoit Anctil-Robitaille , Christian Desrosiers , Herve Lombaert

Batch-normalization (BN) layers are thought to be an integrally important layer type in today's state-of-the-art deep convolutional neural networks for computer vision tasks such as classification and detection. However, BN layers introduce…

机器学习 · 计算机科学 2019-07-23 Mark D. McDonnell , Hesham Mostafa , Runchun Wang , Andre van Schaik

In Deep Image Prior (DIP), a Convolutional Neural Network (CNN) is fitted to map a latent space to a degraded (e.g. noisy) image but in the process learns to reconstruct the clean image. This phenomenon is attributed to CNN's internal…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Nimrod Shabtay , Eli Schwartz , Raja Giryes

Deep learning methods such as convolutional neural networks (CNNs) are difficult to directly utilize to analyze whole slide images (WSIs) due to the large image dimensions. We overcome this limitation by proposing a novel two-stage…

图像与视频处理 · 电气工程与系统科学 2021-06-15 Shivam Kalra , Mohammed Adnan , Sobhan Hemati , Taher Dehkharghanian , Shahryar Rahnamayan , Hamid Tizhoosh

Early detection is a crucial goal in the study of Alzheimer's Disease (AD). In this work, we describe several techniques to boost the performance of 3D deep convolutional neural networks (CNNs) trained to detect AD using structural brain…

图像与视频处理 · 电气工程与系统科学 2020-04-07 Sheng Liu , Chhavi Yadav , Carlos Fernandez-Granda , Narges Razavian

Cytoarchitectonic parcellations of the human brain serve as anatomical references in multimodal atlas frameworks. They are based on analysis of cell-body stained histological sections and the identification of borders between brain areas.…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Hannah Spitzer , Kai Kiwitz , Katrin Amunts , Stefan Harmeling , Timo Dickscheid

We consider a patch-based learning approach defined in terms of neural networks to estimate spatially adaptive regularisation parameter maps for image denoising with weighted Total Variation (TV) and test it to situations when the noise…

图像与视频处理 · 电气工程与系统科学 2025-06-23 Claudio Fantasia , Luca Calatroni , Xavier Descombes , Rim Rekik

Resting state fMRI is an imaging modality which reveals brain activity localization through signal changes, in what is known as Resting State Networks (RSNs). This technique is gaining popularity in neurosurgical pre-planning to visualize…

机器学习 · 计算机科学 2022-09-22 Sejal Ghate , Alberto Santamaria-Pang , Ivan Tarapov , Haris I Sair , Craig K Jones

It has been shown that for automated PAP-smear image classification, nucleus features can be very informative. Therefore, the primary step for automated screening can be cell-nuclei detection followed by segmentation of nuclei in the…

计算机视觉与模式识别 · 计算机科学 2018-06-26 Srishti Gautam , Harinarayan K. K. , Nirmal Jith , Anil K. Sao , Arnav Bhavsar , Adarsh Natarajan

There is a limitation in the size of an image that can be processed using computationally demanding methods such as e.g. Convolutional Neural Networks (CNNs). Some imaging modalities - notably biological and medical - can result in images…

图像与视频处理 · 电气工程与系统科学 2020-07-01 Nicolas Pielawski , Carolina Wählby

Feature extraction is a method of capturing visual content of an image. The feature extraction is the process to represent raw image in its reduced form to facilitate decision making such as pattern classification. We have tried to address…

计算机视觉与模式识别 · 计算机科学 2012-08-13 V. P. Gladis Pushpa Rathi , S. Palani

In this paper we show how to learn directly from image data (i.e., without resorting to manually-designed features) a general similarity function for comparing image patches, which is a task of fundamental importance for many computer…

计算机视觉与模式识别 · 计算机科学 2015-04-17 Sergey Zagoruyko , Nikos Komodakis

The growth of abnormal cells in the brain's tissue causes brain tumors. Brain tumors are considered one of the most dangerous disorders in children and adults. It develops quickly, and the patient's survival prospects are slim if not…

Whole slide images (WSIs) pose unique challenges when training deep learning models. They are very large which makes it necessary to break each image down into smaller patches for analysis, image features have to be extracted at multiple…

图像与视频处理 · 电气工程与系统科学 2020-12-02 Ozan Ciga , Tony Xu , Sharon Nofech-Mozes , Shawna Noy , Fang-I Lu , Anne L. Martel

Understanding how certain brain regions relate to a specific neurological disorder has been an important area of neuroimaging research. A promising approach to identify the salient regions is using Graph Neural Networks (GNNs), which can be…

计算机视觉与模式识别 · 计算机科学 2020-07-30 Xiaoxiao Li , Yuan Zhou , Nicha C. Dvornek , Muhan Zhang , Juntang Zhuang , Pamela Ventola , James S Duncan

Given the wide success of convolutional neural networks (CNNs) applied to natural images, researchers have begun to apply them to neuroimaging data. To date, however, exploration of novel CNN architectures tailored to neuroimaging data has…

计算机视觉与模式识别 · 计算机科学 2018-08-15 Pascal Sturmfels , Saige Rutherford , Mike Angstadt , Mark Peterson , Chandra Sripada , Jenna Wiens

The analysis of multi-modality positron emission tomography and computed tomography (PET-CT) images for computer aided diagnosis applications requires combining the sensitivity of PET to detect abnormal regions with anatomical localization…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Ashnil Kumar , Michael Fulham , Dagan Feng , Jinman Kim

The study of neurocognitive tasks requiring accurate localisation of activity often rely on functional Magnetic Resonance Imaging, a widely adopted technique that makes use of a pipeline of data processing modules, each involving a variety…

计算机视觉与模式识别 · 计算机科学 2016-10-14 Albert Vilamala , Kristoffer Hougaard Madsen , Lars Kai Hansen

Deep neural networks (DNNs) achieve promising performance in visual recognition under the independent and identically distributed (IID) hypothesis. In contrast, the IID hypothesis is not universally guaranteed in numerous real-world…

图像与视频处理 · 电气工程与系统科学 2023-06-27 Shuai Wang , Zipei Yan , Daoan Zhang , Zhongsen Li , Sirui Wu , Wenxuan Chen , Rui Li

Magnetic Resonance Imaging (MRI) is a principal diagnostic approach used in the field of radiology to create images of the anatomical and physiological structure of patients. MRI is the prevalent medical imaging practice to find…

计算机视觉与模式识别 · 计算机科学 2021-06-16 Yusuf Brima , Mossadek Hossain Kamal Tushar , Upama Kabir , Tariqul Islam
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