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The proliferation of new types of drugs necessitates the urgent development of faster and more accurate detection methods. Traditional detection methods have high requirements for instruments and environments, making the operation complex.…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Yongming Li , Peng Wang , Bangdong Han

Deep learning methods can be found in many medical imaging applications. Recently, those methods were applied directly to the RF ultrasound multi-channel data to enhance the quality of the reconstructed images. In this paper, we apply a…

信号处理 · 电气工程与系统科学 2020-11-23 Nissim Peretz , Arie Feuer

Spectral Doppler measurements are an important part of the standard echocardiographic examination. These measurements give important insight into myocardial motion and blood flow providing clinicians with parameters for diagnostic decision…

图像与视频处理 · 电气工程与系统科学 2019-11-11 Andrew Gilbert , Marit Holden , Line Eikvil , Mariia Rakhmail , Aleksandar Babic , Svein Arne Aase , Eigil Samset , Kristin McLeod

Cell nuclei detection is a challenging research topic because of limitations in cellular image quality and diversity of nuclear morphology, i.e. varying nuclei shapes, sizes, and overlaps between multiple cell nuclei. This has been a topic…

图像与视频处理 · 电气工程与系统科学 2019-01-23 Mohammad Tofighi , Tiantong Guo , Jairam K. P. Vanamala , Vishal Monga

We propose an extension of Convolutional Neural Networks (CNNs) to graph-structured data, including strided convolutions and data augmentation on graphs. Our method matches the accuracy of state-of-the-art CNNs when applied on images,…

机器学习 · 计算机科学 2018-02-28 Carlos Eduardo Rosar Kos Lassance , Jean-Charles Vialatte , Vincent Gripon

Subgraph representation learning based on Graph Neural Network (GNN) has exhibited broad applications in scientific advancements, such as predictions of molecular structure-property relationships and collective cellular function. In…

机器学习 · 计算机科学 2022-10-17 Yili Shen , Xiao Liu , Cheng-Wei Ju , Jiaxu Yan , Jun Yi , Zhou Lin , Hui Guan

For proper generalization performance of convolutional neural networks (CNNs) in medical image segmentation, the learnt features should be invariant under particular non-linear shape variations of the input. To induce invariance in CNNs to…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Mauricio Orbes Arteaga , Lauge Sørensen , M. Jorge Cardoso , Marc Modat , Sebastien Ourselin , Stefan Sommer , Mads Nielsen , Christian Igel , Akshay Pai

Convolutional neural networks (CNNs) are one of the most effective deep learning methods to solve image classification problems, but the best architecture of a CNN to solve a specific problem can be extremely complicated and hard to design.…

神经与进化计算 · 计算机科学 2018-03-20 Bin Wang , Yanan Sun , Bing Xue , Mengjie Zhang

Computer-aided diagnosis (CAD) based on histopathological imaging has progressed rapidly in recent years with the rise of machine learning based methodologies. Traditional approaches consist of training a classification model using features…

计算机视觉与模式识别 · 计算机科学 2019-03-29 Junaid Malik , Serkan Kiranyaz , Suchitra Kunhoth , Turker Ince , Somaya Al-Maadeed , Ridha Hamila , Moncef Gabbouj

Large-scale or high-resolution geologic models usually comprise a huge number of grid blocks, which can be computationally demanding and time-consuming to solve with numerical simulators. Therefore, it is advantageous to upscale geologic…

机器学习 · 计算机科学 2022-01-04 Nanzhe Wang , Qinzhuo Liao , Haibin Chang , Dongxiao Zhang

Convolutional Neural Networks (CNNs) have recently been applied to cosmological fields -- weak lensing mass maps and galaxy maps. However, cosmological maps differ in several ways from the vast majority of images that CNNs have been tested…

宇宙学与河外天体物理 · 物理学 2024-03-05 Kunhao Zhong , Marco Gatti , Bhuvnesh Jain

Neural saturation in Deep Neural Networks (DNNs) has been studied extensively, but remains relatively unexplored in Convolutional Neural Networks (CNNs). Understanding and alleviating the effects of convolutional kernel saturation is…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Nidhi Gowdra , Roopak Sinha , Stephen MacDonell

There has been considerable recent activity applying deep convolutional neural nets (CNNs) to data from particle physics experiments. Current approaches on ATLAS/CMS have largely focussed on a subset of the calorimeter, and for identifying…

高能物理 - 实验 · 物理学 2017-11-30 Wahid Bhimji , Steven Andrew Farrell , Thorsten Kurth , Michela Paganini , Prabhat , Evan Racah

Remarkable progress has been made in image recognition, primarily due to the availability of large-scale annotated datasets and the revival of deep CNN. CNNs enable learning data-driven, highly representative, layered hierarchical image…

计算机视觉与模式识别 · 计算机科学 2016-02-11 Hoo-Chang Shin , Holger R. Roth , Mingchen Gao , Le Lu , Ziyue Xu , Isabella Nogues , Jianhua Yao , Daniel Mollura , Ronald M. Summers

Data augmentation methods in combination with deep neural networks have been used extensively in computer vision on classification tasks, achieving great success; however, their use in time series classification is still at an early stage.…

统计金融 · 定量金融 2020-10-29 Elizabeth Fons , Paula Dawson , Xiao-jun Zeng , John Keane , Alexandros Iosifidis

Recent advances in the field of artificial intelligence have been made possible by deep neural networks. In applications where data are scarce, transfer learning and data augmentation techniques are commonly used to improve the…

计算机视觉与模式识别 · 计算机科学 2020-02-13 Mohammad Saeed Abrishami , Amir Erfan Eshratifar , David Eigen , Yanzhi Wang , Shahin Nazarian , Massoud Pedram

Conventional data augmentation realized by performing simple pre-processing operations (\eg, rotation, crop, \etc) has been validated for its advantage in enhancing the performance for medical image segmentation. However, the data generated…

图像与视频处理 · 电气工程与系统科学 2020-02-25 Tiexin Qin , Ziyuan Wang , Kelei He , Yinghuan Shi , Yang Gao , Dinggang Shen

Hyperspectral images are crucial for many research works. Spectral super-resolution (SSR) is a method used to obtain high spatial resolution (HR) hyperspectral images from HR multispectral images. Traditional SSR methods include…

图像与视频处理 · 电气工程与系统科学 2020-12-09 Jiang He , Jie Li , Qiangqiang Yuan , Huanfeng Shen , Liangpei Zhang

Deep Convolutional Neural Networks (CNN) provides an "end-to-end" solution for image pattern recognition with impressive performance in many areas of application including medical imaging. Most CNN models of high performance use…

图像与视频处理 · 电气工程与系统科学 2020-05-29 Mohammed Ahmed , Hongbo Du , Alaa AlZoubi

We explore the effectiveness of deep learning convolutional neural networks (CNNs) for estimating strong gravitational lens mass model parameters. We have investigated a number of practicalities faced when modelling real image data, such as…

天体物理仪器与方法 · 物理学 2019-07-24 James Pearson , Nan Li , Simon Dye