中文
相关论文

相关论文: Shape-Informed Clustering of Multi-Dimensional Fun…

200 篇论文

Recent developments in specialized computer hardware have greatly accelerated atomic level Molecular Dynamics (MD) simulations. A single GPU-attached cluster is capable of producing microsecond-length trajectories in reasonable amounts of…

定量方法 · 定量生物学 2018-06-01 Yunlong Liu , L. Mario Amzel

Recently, it has attracted more and more attentions to fuse multi-scale features for semantic image segmentation. Various works were proposed to employ progressive local or global fusion, but the feature fusions are not rich enough for…

计算机视觉与模式识别 · 计算机科学 2022-04-04 Fangjian Lin , Tianyi Wu , Sitong Wu , Shengwei Tian , Guodong Guo

Modern online mass spectrometry generates multi-terabyte data streams critical for understanding Earth's environmental systems. However, extracting actionable chemical insights from these repositories is impeded by a computational…

机器学习 · 计算机科学 2026-05-11 Shao Shi , Xin Yang , Huiran Feng , Jianhuai Ye , Tianlong Hu , Yaling Zeng , Tzung-May Fu , Lei Zhu , Huizhong Shen , Chen Wang , Shu Tao

Evidential clustering is an approach to clustering based on the use of Dempster-Shafer mass functions to represent cluster-membership uncertainty. In this paper, we introduce a neural-network based evidential clustering algorithm, called…

机器学习 · 计算机科学 2021-05-28 Thierry Denoeux

Most existing federated learning (FL) methods for medical image analysis only considered intramodal heterogeneity, limiting their applicability to multimodal imaging applications. In practice, some FL participants may possess only a subset…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Hong Liu , Dong Wei , Qian Dai , Xian Wu , Yefeng Zheng , Liansheng Wang

We propose a computationally simple framework for clustering functional data based on Gaussian-process-generated random projections. In this approach, each curve is first projected onto a large collection of independent Gaussian process…

统计方法学 · 统计学 2026-05-22 Sourav Chakrabarty , Anirvan Chakraborty , Shyamal K. De

Federated Learning (FL) enables decentralized machine learning while preserving data privacy, making it ideal for sensitive applications where data cannot be shared. While FL has been widely studied in supervised contexts, its application…

机器学习 · 计算机科学 2026-01-09 Mirko Nardi , Lorenzo Valerio , Andrea Passarella

We propose a deep learning clustering method that exploits dense features from a segmentation network for emphysema subtyping from computed tomography (CT) scans. Using dense features enables high-resolution visualization of image regions…

图像与视频处理 · 电气工程与系统科学 2021-06-03 Weiyi Xie , Colin Jacobs , Bram van Ginneken

In today's data-driven digital era, the amount as well as complexity, such as multi-view, non-Euclidean, and multi-relational, of the collected data are growing exponentially or even faster. Clustering, which unsupervisely extracts valid…

机器学习 · 计算机科学 2025-01-10 Zhao Kang , Xuanting Xie , Bingheng Li , Erlin Pan

We formulate a novel technique for the detection of functional clusters in discrete event data. The advantage of this algorithm is that no prior knowledge of the number of functional groups is needed, as our procedure progressively combines…

神经元与认知 · 定量生物学 2015-05-13 S. Feldt , J. Waddell , V. L. Hetrick , J. D. Berke , M. Zochowski

The task of clustering unlabeled time series and sequences entails a particular set of challenges, namely to adequately model temporal relations and variable sequence lengths. If these challenges are not properly handled, the resulting…

机器学习 · 统计学 2019-02-19 Daniel J. Trosten , Andreas S. Strauman , Michael Kampffmeyer , Robert Jenssen

We propose a deep learning approach for discovering kernels tailored to identifying clusters over sample data. Our neural network produces sample embeddings that are motivated by--and are at least as expressive as--spectral clustering. Our…

机器学习 · 计算机科学 2020-01-03 Chieh Wu , Zulqarnain Khan , Yale Chang , Stratis Ioannidis , Jennifer Dy

Unsupervised image classification, or image clustering, aims to group unlabeled images into semantically meaningful categories. Early methods integrated representation learning and clustering within an iterative framework. However, the rise…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Melih Baydar , Emre Akbas

Hyperspectral image (HSI) clustering is a challenging task due to the high complexity of HSI data. Subspace clustering has been proven to be powerful for exploiting the intrinsic relationship between data points. Despite the impressive…

计算机视觉与模式识别 · 计算机科学 2020-09-01 Yaoming Cai , Zijia Zhang , Zhihua Cai , Xiaobo Liu , Xinwei Jiang , Qin Yan

Graph clustering, aiming to partition nodes of a graph into various groups via an unsupervised approach, is an attractive topic in recent years. To improve the representative ability, several graph auto-encoder (GAE) models, which are based…

机器学习 · 计算机科学 2021-03-16 Hongyuan Zhang , Rui Zhang , Xuelong Li

Unsupervised learning of high-dimensional data is challenging due to irrelevant or noisy features obscuring underlying structures. It's common that only a few features, called the influential features, meaningfully define the clusters.…

机器学习 · 计算机科学 2026-03-26 Chen Ma , Wanjie Wang , Shuhao Fan

Spectral clustering refers to a family of unsupervised learning algorithms that compute a spectral embedding of the original data based on the eigenvectors of a similarity graph. This non-linear transformation of the data is both the key of…

机器学习 · 计算机科学 2019-01-30 Nicolas Tremblay , Andreas Loukas

Accurate electroencephalogram (EEG) pattern decoding for specific mental tasks is one of the key steps for the development of brain-computer interface (BCI), which is quite challenging due to the considerably low signal-to-noise ratio of…

信号处理 · 电气工程与系统科学 2020-12-15 Yu Zhang , Tao Zhou , Wei Wu , Hua Xie , Hongru Zhu , Guoxu Zhou , Andrzej Cichocki

As a fundamental task in computer vision, semantic segmentation is widely applied in fields such as autonomous driving, remote sensing image analysis, and medical image processing. In recent years, Transformer-based segmentation methods…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Tai An , Weiqiang Huang , Da Xu , Qingyuan He , Jiacheng Hu , Yujia Lou

In a wide range of semantic segmentation tasks, fully convolutional neural networks (F-CNNs) have been successfully leveraged to achieve state-of-the-art performance. Architectural innovations of F-CNNs have mainly been on improving spatial…

计算机视觉与模式识别 · 计算机科学 2018-08-27 Abhijit Guha Roy , Nassir Navab , Christian Wachinger