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Deep Metric Learning (DML) methods have been proven relevant for visual similarity learning. However, they sometimes lack generalization properties because they are trained often using an inappropriate sample selection strategy or due to…

Multiscale mixed methods based on non-overlapping domain decompositions can efficiently handle the solution of significant subsurface flow problems in very heterogeneous formations of interest to the industry, especially when implemented on…

数值分析 · 数学 2025-02-25 Dilong Zhou , Rafael Guiraldello , Felipe Pereira

Multimodal deep learning methods capture synergistic features from multiple modalities and have the potential to improve accuracy for stress detection compared to unimodal methods. However, this accuracy gain typically comes from high…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Morteza Bodaghi , Majid Hosseini , Raju Gottumukkala

Point cloud data are widely used in manufacturing applications for process inspection, modeling, monitoring and optimization. The state-of-art tensor regression techniques have effectively been used for analysis of structured point cloud…

机器学习 · 计算机科学 2023-04-03 Qian Wang , Kamran Paynabar

Semi-supervised learning is a challenging problem which aims to construct a model by learning from limited labeled examples. Numerous methods for this task focus on utilizing the predictions of unlabeled instances consistency alone to…

计算机视觉与模式识别 · 计算机科学 2021-12-30 Peng Tu , Yawen Huang , Feng Zheng , Zhenyu He , Liujun Cao , Ling Shao

Unsupervised domain adaptation (UDA) methods have shown their promising performance in the cross-modality medical image segmentation tasks. These typical methods usually utilize a translation network to transform images from the source…

图像与视频处理 · 电气工程与系统科学 2021-01-19 Xiaoting Han , Lei Qi , Qian Yu , Ziqi Zhou , Yefeng Zheng , Yinghuan Shi , Yang Gao

We present two new classes of algorithms for efficient field integration on graphs encoding point clouds. The first class, SeparatorFactorization(SF), leverages the bounded genus of point cloud mesh graphs, while the second class,…

The ability to learn sequentially from different data sites is crucial for a deep network in solving practical medical image diagnosis problems due to privacy restrictions and storage limitations. However, adapting on incoming site leads to…

计算机视觉与模式识别 · 计算机科学 2025-04-28 Dunyuan Xu , Xi Wang , Jingyang Zhang , Pheng-Ann Heng

Partially-supervised multi-organ medical image segmentation aims to develop a unified semantic segmentation model by utilizing multiple partially-labeled datasets, with each dataset providing labels for a single class of organs. However,…

计算机视觉与模式识别 · 计算机科学 2024-09-06 Xixi Jiang , Dong Zhang , Xiang Li , Kangyi Liu , Kwang-Ting Cheng , Xin Yang

Unsupervised Domain Adaptation (UDA) aims to align the labeled source distribution with the unlabeled target distribution to obtain domain invariant predictive models. However, the application of well-known UDA approaches does not…

计算机视觉与模式识别 · 计算机科学 2021-11-11 Ankit Singh

We introduce a manifold analysis technique for neural network representations. Normalized Space Alignment (NSA) compares pairwise distances between two point clouds derived from the same source and having the same size, while potentially…

机器学习 · 计算机科学 2024-11-08 Danish Ebadulla , Aditya Gulati , Ambuj Singh

Remote sensing image classification exploiting multiple sensors is a very challenging problem: data from different modalities are affected by spectral distortions and mis-alignments of all kinds, and this hampers re-using models built for…

信号处理 · 电气工程与系统科学 2020-12-09 Devis Tuia , Diego Marcos , Gustau Camps-Valls

One major branch of saliency object detection methods is diffusion-based which construct a graph model on a given image and diffuse seed saliency values to the whole graph by a diffusion matrix. While their performance is sensitive to…

计算机视觉与模式识别 · 计算机科学 2020-01-20 Peng Jiang , Zhiyi Pan , Nuno Vasconcelos , Baoquan Chen , Jingliang Peng

We propose a scalable method for semi-supervised (transductive) learning from massive network-structured datasets. Our approach to semi-supervised learning is based on representing the underlying hypothesis as a graph signal with small…

机器学习 · 计算机科学 2016-11-03 Alexander Jung , Alfred O. Hero , Alexandru Mara , Sabeur Aridhi

Graph convolutional networks have made great progress in graph-based semi-supervised learning. Existing methods mainly assume that nodes connected by graph edges are prone to have similar attributes and labels, so that the features smoothed…

机器学习 · 计算机科学 2022-06-13 Yating Ren , Junzhong Ji , Lingfeng Niu , Minglong Lei

Semi-Supervised image classification is one of the most fundamental problem in computer vision, which significantly reduces the need for human labor. In this paper, we introduce a new semi-supervised learning algorithm - SimMatchV2, which…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Mingkai Zheng , Shan You , Lang Huang , Chen Luo , Fei Wang , Chen Qian , Chang Xu

Unsupervised graph alignment aims to find the node correspondence across different graphs without any anchor node pairs. Despite the recent efforts utilizing deep learning-based techniques, such as the embedding and optimal transport…

机器学习 · 计算机科学 2026-03-10 Songyang Chen , Youfang Lin , Yu Liu , Shuai Zheng , Lei Zou

In semi-supervised domain adaptation (SSDA), the model aims to leverage partially labeled target domain data along with a large amount of labeled source domain data to enhance its generalization capability for the target domain. A key…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Houcheng Su , Mengzhu Wang , Jiao Li , Nan Yin , Liang Yang , Li Shen

Semi-supervised domain adaptation methods leverage information from a source labelled domain with the goal of generalizing over a scarcely labelled target domain. While this setting already poses challenges due to potential distribution…

人工智能 · 计算机科学 2024-06-21 Cassio F. Dantas , Raffaele Gaetano , Dino Ienco

Semi-Supervised Domain Adaptation (SSDA) leverages knowledge from a fully labeled source domain to classify data in a partially labeled target domain. Due to the limited number of labeled samples in the target domain, there can be intrinsic…

计算机视觉与模式识别 · 计算机科学 2026-01-28 Yuting Hong , Li Dong , Xiaojie Qiu , Hui Xiao , Baochen Yao , Siming Zheng , Chengbin Peng
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