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This paper introduces a novel framework for generative models based on Restricted Kernel Machines (RKMs) with joint multi-view generation and uncorrelated feature learning, called Gen-RKM. To enable joint multi-view generation, this…

Machine Learning · Computer Science 2020-12-18 Arun Pandey , Joachim Schreurs , Johan A. K. Suykens

We address the problem of upsampling a low-resolution (LR) depth map using a registered high-resolution (HR) color image of the same scene. Previous methods based on convolutional neural networks (CNNs) combine nonlinear activations of…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Beomjun Kim , Jean Ponce , Bumsub Ham

We propose a novel concept of asymmetric feature maps (AFM), which allows to evaluate multiple kernels between a query and database entries without increasing the memory requirements. To demonstrate the advantages of the AFM method, we…

Computer Vision and Pattern Recognition · Computer Science 2017-04-14 Giorgos Tolias , Ondřej Chum

Dimension reduction (DR) can transform high-dimensional text embeddings into a 2D visual projection facilitating the exploration of document similarities. However, the projection often lacks connection to the text semantics, due to the…

Human-Computer Interaction · Computer Science 2024-09-09 Wei Liu , Chris North , Rebecca Faust

A fundamental challenge in deep metric learning is the generalization capability of the feature embedding network model since the embedding network learned on training classes need to be evaluated on new test classes. To address this…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Shichao Kan , Yixiong Liang , Min Li , Yigang Cen , Jianxin Wang , Zhihai He

Building highly non-linear and non-parametric models is central to several state-of-the-art machine learning systems. Kernel methods form an important class of techniques that induce a reproducing kernel Hilbert space (RKHS) for inferring…

Machine Learning · Statistics 2017-11-16 Huan Song , Jayaraman J. Thiagarajan , Prasanna Sattigeri , Andreas Spanias

Dimensionality reduction methods are employed to decrease data dimensionality, either to enhance machine learning performance or to facilitate data visualization in two or three-dimensional spaces. These methods typically fall into two…

Machine Learning · Computer Science 2025-08-26 Berat Dogan

X-ray Computed Tomography (CT) is one of the most important diagnostic imaging techniques in clinical applications. Sparse-view CT imaging reduces the number of projection views to a lower radiation dose and alleviates the potential risk of…

Image and Video Processing · Electrical Eng. & Systems 2024-11-22 Xiaohong Fan , Ke Chen , Huaming Yi , Yin Yang , Jianping Zhang

In point-based sensing systems such as coordinate measuring machines (CMM) and laser ultrasonics where complete sensing is impractical due to the high sensing time and cost, adaptive sensing through a systematic exploration is vital for…

Machine Learning · Statistics 2019-10-08 Hao Yan , Kamran Paynabar , Jianjun Shi

Cross-modal retrieval (CMR) typically involves learning common representations to directly measure similarities between multimodal samples. Most existing CMR methods commonly assume multimodal samples in pairs and employ joint training to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Ruitao Pu , Yang Qin , Dezhong Peng , Xiaomin Song , Huiming Zheng

Generalist robot policies built upon 2D visual representations excel at semantic reasoning but inherently lack the explicit 3D spatial awareness required for high-precision tasks. Existing 3D integration methods struggle to bridge this gap…

Robotics · Computer Science 2026-03-23 Xinzhang Yang , Renjun Wu , Jinyan Liu , Xuesong Li

We present ModMap, a natively multiview and multimodal framework for 3D anomaly detection and segmentation. Unlike existing methods that process views independently, our method draws inspiration from the crossmodal feature mapping paradigm…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Alex Costanzino , Pierluigi Zama Ramirez , Giuseppe Lisanti , Luigi Di Stefano

Deep learning in k-space has demonstrated great potential for image reconstruction from undersampled k-space data in fast magnetic resonance imaging (MRI). However, existing deep learning-based image reconstruction methods typically apply…

Image and Video Processing · Electrical Eng. & Systems 2020-06-11 Tianming Du , Honggang Zhang , Yuemeng Li , Hee Kwon Song , Yong Fan

Multimodal MR image synthesis aims to generate missing modality images by effectively fusing and mapping from a subset of available MRI modalities. Most existing methods adopt an image-to-image translation paradigm, treating multiple…

Image and Video Processing · Electrical Eng. & Systems 2025-04-29 Tao Song , Yicheng Wu , Minhao Hu , Xiangde Luo , Linda Wei , Guotai Wang , Yi Guo , Feng Xu , Shaoting Zhang

Dimensionality reduction (DR) plays a crucial role in various fields, including data engineering and visualization, by simplifying complex datasets while retaining essential information. However, achieving both high DR accuracy and strong…

Machine Learning · Computer Science 2025-07-01 Zelin Zang , Yuhao Wang , Jinlin Wu , Hong Liu , Yue Shen , Zhen Lei , Stan. Z Li

An implicit neural representation (INR) is a neural network that approximates a spatiotemporal function. Many memory-intensive visualization tasks, including modern 4D CT scanning methods, represent data natively as INRs. While INRs are…

Machine Learning · Computer Science 2025-12-03 Jennifer Zvonek , Andrew Gillette

Kernel embeddings have emerged as a powerful tool for representing probability measures in a variety of statistical inference problems. By mapping probability measures into a reproducing kernel Hilbert space (RKHS), kernel embeddings enable…

Machine Learning · Statistics 2024-10-31 Dino Sejdinovic

Cancer detection and prognosis relies heavily on medical imaging, particularly CT and PET scans. Deep Neural Networks (DNNs) have shown promise in tumor segmentation by fusing information from these modalities. However, a critical…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Numan Saeed , Shahad Hardan , Muhammad Ridzuan , Nada Saadi , Karthik Nandakumar , Mohammad Yaqub

We present here the result of continuation work, performed to further fulfill the vision we outlined in [Harel,Lekien,P\'eba\"y-2017] for the visualization and analysis of tree-based adaptive mesh refinement (AMR) simulations, using the…

Graphics · Computer Science 2017-03-02 Guénolé Harel , Jacques-Bernard Lekien , Philippe P. Pébaÿ

Learning the hierarchical structure of data in vision-language models is a significant challenge. Previous works have attempted to address this challenge by employing entailment learning. However, these approaches fail to model the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Srikumar Sastry , Aayush Dhakal , Eric Xing , Subash Khanal , Nathan Jacobs