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Learning from visual observations is a fundamental yet challenging problem in Reinforcement Learning (RL). Although algorithmic advances combined with convolutional neural networks have proved to be a recipe for success, current methods are…

机器学习 · 计算机科学 2020-11-06 Michael Laskin , Kimin Lee , Adam Stooke , Lerrel Pinto , Pieter Abbeel , Aravind Srinivas

One of the most significant challenges in the field of deep learning and medical image segmentation is to determine an appropriate threshold for classifying each pixel. This threshold is a value above which the model's output is considered…

图像与视频处理 · 电气工程与系统科学 2023-06-28 Ali Fayzi , Mohammad Fayzi , Mostafa Forotan

Data augmentation is an effective technique to improve the generalization of deep neural networks. Recently, AutoAugment proposed a well-designed search space and a search algorithm that automatically finds augmentation policies in a…

计算机视觉与模式识别 · 计算机科学 2021-10-08 Chih-Yang Chen , Che-Han Chang

Data augmentation is a crucial technique in deep learning, particularly for tasks with limited dataset diversity, such as skeleton-based datasets. This paper proposes a comprehensive data augmentation framework that integrates geometric…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Nada Aboudeshish , Dmitry Ignatov , Radu Timofte

Training data is the key component in designing algorithms for medical image analysis and in many cases it is the main bottleneck in achieving good results. Recent progress in image generation has enabled the training of neural network…

计算机视觉与模式识别 · 计算机科学 2018-11-02 Avi Ben-Cohen , Roey Mechrez , Noa Yedidia , Hayit Greenspan

Accurate automatic liver and tumor segmentation plays a vital role in treatment planning and disease monitoring. Recently, deep convolutional neural network (DCNNs) has obtained tremendous success in 2D and 3D medical image segmentation.…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Ziyuan Zhao , Zeyu Ma , Yanjie Liu , Zeng Zeng , Pierce KH Chow

The goal of this work is to propose a robust, fast, and fully automatic method for personalized cranial defect reconstruction and implant modeling. We propose a two-step deep learning-based method using a modified U-Net architecture to…

图像与视频处理 · 电气工程与系统科学 2022-04-14 Marek Wodzinski , Mateusz Daniol , Miroslaw Socha , Daria Hemmerling , Maciej Stanuch , Andrzej Skalski

Data augmentation is a widely used and effective technique to improve the generalization performance of deep neural networks. Yet, despite often facing limited data availability when working with medical images, it is frequently…

图像与视频处理 · 电气工程与系统科学 2025-07-21 Adam Tupper , Christian Gagné

Data augmentation methods are indispensable heuristics to boost the performance of deep neural networks, especially in image recognition tasks. Recently, several studies have shown that augmentation strategies found by search algorithms…

计算机视觉与模式识别 · 计算机科学 2019-11-19 Ryuichiro Hataya , Jan Zdenek , Kazuki Yoshizoe , Hideki Nakayama

In many classification problems, we want a classifier that is robust to a range of non-semantic transformations. For example, a human can identify a dog in a picture regardless of the orientation and pose in which it appears. There is…

机器学习 · 计算机科学 2021-12-20 Scott Mahan , Tim Doster , Henry Kvinge

In this paper, we propose a new method to perform data augmentation in a reliable way in the High Dimensional Low Sample Size (HDLSS) setting using a geometry-based variational autoencoder. Our approach combines a proper latent space…

Deep Reinforcement Learning (DRL) has recently spread into a range of domains within physics and engineering, with multiple remarkable achievements. Still, much remains to be explored before the capabilities of these methods are well…

计算工程、金融与科学 · 计算机科学 2020-12-22 Jonathan Viquerat , Jean Rabault , Alexander Kuhnle , Hassan Ghraieb , Aurélien Larcher , Elie Hachem

Retinal vessel segmentation is a fundamental step in screening, diagnosis, and treatment of various cardiovascular and ophthalmic diseases. Robustness is one of the most critical requirements for practical utilization, since the test images…

图像与视频处理 · 电气工程与系统科学 2021-09-29 Xu Sun , Huihui Fang , Yehui Yang , Dongwei Zhu , Lei Wang , Junwei Liu , Yanwu Xu

Automatic lymph node (LN) segmentation and detection for cancer staging are critical. In clinical practice, computed tomography (CT) and positron emission tomography (PET) imaging detect abnormal LNs. Despite its low contrast and variety in…

图像与视频处理 · 电气工程与系统科学 2022-12-23 Al-Akhir Nayan , Boonserm Kijsirikul , Yuji Iwahori

Deep learning semantic segmentation algorithms can localise abnormalities or opacities from chest radiographs. However, the task of collecting and annotating training data is expensive and requires expertise which remains a bottleneck for…

图像与视频处理 · 电气工程与系统科学 2021-02-26 Jitesh Seth , Rohit Lokwani , Viraj Kulkarni , Aniruddha Pant , Amit Kharat

Purpose: Image classification is perhaps the most fundamental task in imaging AI. However, labeling images is time-consuming and tedious. We have recently demonstrated that reinforcement learning (RL) can classify 2D slices of MRI brain…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Joseph Stember , Hrithwik Shalu

Background: Medical images are more difficult to acquire and annotate than natural images, which results in data augmentation technologies often being used in medical image segmentation tasks. Most data augmentation technologies used in…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Lianting Hu , Huiying Liang , Jiajie Tang , Xin Li , Li Huang , Long Lu

Atomic-scale manipulation in scanning tunneling microscopy has enabled the creation of quantum states of matter based on artificial structures and extreme miniaturization of computational circuitry based on individual atoms. The ability to…

介观与纳米尺度物理 · 物理学 2024-12-18 I-Ju Chen , Markus Aapro , Abraham Kipnis , Alexander Ilin , Peter Liljeroth , Adam S. Foster

Recently deep learning methods, in particular, convolutional neural networks (CNNs), have led to a massive breakthrough in the range of computer vision. Also, the large-scale annotated dataset is the essential key to a successful training…

图像与视频处理 · 电气工程与系统科学 2020-11-17 Chang Qi , Junyang Chen , Guizhi Xu , Zhenghua Xu , Thomas Lukasiewicz , Yang Liu

Handwritten text and scene text suffer from various shapes and distorted patterns. Thus training a robust recognition model requires a large amount of data to cover diversity as much as possible. In contrast to data collection and…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Canjie Luo , Yuanzhi Zhu , Lianwen Jin , Yongpan Wang