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In the fast-growing field of Remote Sensing (RS) image analysis, the gap between massive unlabeled datasets and the ability to fully utilize these datasets for advanced RS analytics presents a significant challenge. To fill the gap, our…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Song Zhang , Qingzhong Wang , Junyi Liu , Haoyi Xiong

Most recent neural semi-supervised learning algorithms rely on adding small perturbation to either the input vectors or their representations. These methods have been successful on computer vision tasks as the images form a continuous…

机器学习 · 计算机科学 2019-11-27 Alexander Hanbo Li , Abhinav Sethy

Statistical shape analysis is a very useful tool in a wide range of medical and biological applications. However, it typically relies on the ability to produce a relatively small number of features that can capture the relevant variability…

计算机视觉与模式识别 · 计算机科学 2020-06-16 Riddhish Bhalodia , Ladislav Kavan , Ross Whitaker

Semantic segmentation is one of the basic, yet essential scene understanding tasks for an autonomous agent. The recent developments in supervised machine learning and neural networks have enjoyed great success in enhancing the performance…

计算机视觉与模式识别 · 计算机科学 2021-07-07 S. Ehsan Mirsadeghi , Ali Royat , Hamid Rezatofighi

Registration-based atlas building often poses computational challenges in high-dimensional image spaces. In this paper, we introduce a novel hybrid atlas building algorithm that fast estimates atlas from large-scale image datasets with much…

计算机视觉与模式识别 · 计算机科学 2022-02-15 Nian Wu , Jian Wang , Miaomiao Zhang , Guixu Zhang , Yaxin Peng , Chaomin Shen

Many recent medical segmentation systems rely on powerful deep learning models to solve highly specific tasks. To maximize performance, it is standard practice to evaluate numerous pipelines with varying model topologies, optimization…

机器学习 · 计算机科学 2019-11-06 Mathias Perslev , Erik Bjørnager Dam , Akshay Pai , Christian Igel

Unsupervised representation learning aims at finding methods that learn representations from data without annotation-based signals. Abstaining from annotations not only leads to economic benefits but may - and to some extent already does -…

计算机视觉与模式识别 · 计算机科学 2023-12-04 Bonifaz Stuhr

We propose a segmentation framework that uses deep neural networks and introduce two innovations. First, we describe a biophysics-based domain adaptation method. Second, we propose an automatic method to segment white and gray matter, and…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Amir Gholami , Shashank Subramanian , Varun Shenoy , Naveen Himthani , Xiangyu Yue , Sicheng Zhao , Peter Jin , George Biros , Kurt Keutzer

This paper presents an unsupervised multi-modal learning system that learns associative representation from two input modalities, or channels, such that input on one channel will correctly generate the associated response at the other and…

神经与进化计算 · 计算机科学 2014-01-14 Ti Wang , Daniel L. Silver

Intra-operative ultrasound is an increasingly important imaging modality in neurosurgery. However, manual interaction with imaging data during the procedures, for example to select landmarks or perform segmentation, is difficult and can be…

计算机视觉与模式识别 · 计算机科学 2019-04-19 Julia Rackerseder , Rüdiger Göbl , Nassir Navab , Christoph Hennersperger

Deep learning has become an important tool for Alzheimer's disease (AD) classification from structural MRI. Many existing studies analyze individual 2D slices extracted from MRI volumes, while clinical neuroimaging practice typically relies…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Md Sifat , Sania Akter , Akif Islam , Md. Ekramul Hamid , Abu Saleh Musa Miah , Najmul Hassan , Md Abdur Rahim , Jungpil Shin

Structural magnetic resonance imaging (sMRI) provides accurate estimates of the brain's structural organization and learning invariant brain representations from sMRI is an enduring issue in neuroscience. Previous deep representation…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Ning Jiang , Gongshu Wang , Tianyi Yan

To prevent the leakage of private information while enabling automated machine intelligence, there is an emerging trend to integrate federated learning and Neural Architecture Search (NAS). Although promising as it may seem, the coupling of…

机器学习 · 计算机科学 2020-11-09 Chunhui Zhang , Yongyuan Liang , Xiaoming Yuan , Lei Cheng

In the context of autonomous driving, the significance of effective feature learning is widely acknowledged. While conventional 3D self-supervised pre-training methods have shown widespread success, most methods follow the ideas originally…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Honghui Yang , Sha Zhang , Di Huang , Xiaoyang Wu , Haoyi Zhu , Tong He , Shixiang Tang , Hengshuang Zhao , Qibo Qiu , Binbin Lin , Xiaofei He , Wanli Ouyang

Pre-training a recognition model with contrastive learning on a large dataset of unlabeled data has shown great potential to boost the performance of a downstream task, e.g., image classification. However, in domains such as medical…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Jizong Peng , Ping Wang , Chrisitian Desrosiers , Marco Pedersoli

We propose a dual pathway, 11-layers deep, three-dimensional Convolutional Neural Network for the challenging task of brain lesion segmentation. The devised architecture is the result of an in-depth analysis of the limitations of current…

Convolutional neural networks are state-of-the-art for various segmentation tasks. While for 2D images these networks are also computationally efficient, 3D convolutions have huge storage requirements and therefore, end-to-end training is…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Christoph Angermann , Markus Haltmeier

Existing state-of-the-art 3D point clouds understanding methods only perform well in a fully supervised manner. To the best of our knowledge, there exists no unified framework which simultaneously solves the downstream high-level…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Kangcheng Liu

Hierarchical learning algorithms that gradually approximate a solution to a data-driven optimization problem are essential to decision-making systems, especially under limitations on time and computational resources. In this study, we…

机器学习 · 计算机科学 2023-03-22 Christos Mavridis , John Baras

Supervised machine learning provides state-of-the-art solutions to a wide range of computer vision problems. However, the need for copious labelled training data limits the capabilities of these algorithms in scenarios where such input is…

计算机视觉与模式识别 · 计算机科学 2022-09-02 András Kalapos , Bálint Gyires-Tóth