English
Related papers

Related papers: GAIR: Location-Aware Self-Supervised Contrastive P…

200 papers

Implicit Neural Representations (INRs) have emerged as a paradigm in knowledge representation, offering exceptional flexibility and performance across a diverse range of applications. INRs leverage multilayer perceptrons (MLPs) to model…

Computer Vision and Pattern Recognition · Computer Science 2025-02-19 Amer Essakine , Yanqi Cheng , Chun-Wun Cheng , Lipei Zhang , Zhongying Deng , Lei Zhu , Carola-Bibiane Schönlieb , Angelica I Aviles-Rivero

Transformer-based general visual geometry frameworks have shown promising performance in camera pose estimation and 3D scene understanding. Recent advancements in Visual Geometry Grounded Transformer (VGGT) models have shown great promise…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Yangfan Xu , Lilian Zhang , Xiaofeng He , Pengdong Wu , Wenqi Wu , Jun Mao

Self-supervised pretrain techniques have been widely used to improve the downstream tasks' performance. However, real-world magnetic resonance (MR) studies usually consist of different sets of contrasts due to different acquisition…

Image and Video Processing · Electrical Eng. & Systems 2025-06-17 Badhan Kumar Das , Ajay Singh , Gengyan Zhao , Han Liu , Thomas J. Re , Dorin Comaniciu , Eli Gibson , Andreas Maier

Neural fields, also known as implicit neural representations (INRs), have shown a remarkable capability of representing, generating, and manipulating various data types, allowing for continuous data reconstruction at a low memory footprint.…

Image and Video Processing · Electrical Eng. & Systems 2024-02-29 Ahmed Ghorbel , Wassim Hamidouche , Luce Morin

Contrastive learning methods have significantly narrowed the gap between supervised and unsupervised learning on computer vision tasks. In this paper, we explore their application to geo-located datasets, e.g. remote sensing, where…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Kumar Ayush , Burak Uzkent , Chenlin Meng , Kumar Tanmay , Marshall Burke , David Lobell , Stefano Ermon

Gait recognition stands as one of the most pivotal remote identification technologies and progressively expands across research and industry communities. However, existing gait recognition methods heavily rely on task-specific upstream…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Dingqiang Ye , Chao Fan , Jingzhe Ma , Xiaoming Liu , Shiqi Yu

Dynamic MRI reconstruction, one of inverse problems, has seen a surge by the use of deep learning techniques. Especially, the practical difficulty of obtaining ground truth data has led to the emergence of unsupervised learning approaches.…

Image and Video Processing · Electrical Eng. & Systems 2025-10-28 Dayoung Baik , Jaejun Yoo

How to integrate and verify spatial intelligence in foundation models remains an open challenge. Current practice often proxies Visual-Spatial Intelligence (VSI) with purely textual prompts and VQA-style scoring, which obscures geometry,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Guanlin Wu , Boyan Su , Yang Zhao , Pu Wang , Yichen Lin , Hao Frank Yang

Implicit Neural Spatial Representation (INSR) has emerged as an effective representation of spatially-dependent vector fields. This work explores solving time-dependent PDEs with INSR. Classical PDE solvers introduce both temporal and…

Machine Learning · Computer Science 2023-06-01 Honglin Chen , Rundi Wu , Eitan Grinspun , Changxi Zheng , Peter Yichen Chen

In embodied vision, Instance ImageGoal Navigation (IIN) requires an agent to locate a specific object depicted in a goal image within an unexplored environment. The primary challenge of IIN arises from the need to recognize the target…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Xiaohan Lei , Min Wang , Wengang Zhou , Houqiang Li

Global localisation from visual data is a challenging problem applicable to many robotics domains. Prior works have shown that neural networks can be trained to map images of an environment to absolute camera pose within that environment,…

Robotics · Computer Science 2024-01-03 Christopher J. Holder , Muhammad Shafique

Quantitative T1rho mapping has shown promise in clinical and research studies. However, it suffers from long scan times. Deep learning-based techniques have been successfully applied in accelerated quantitative MR parameter mapping.…

Image and Video Processing · Electrical Eng. & Systems 2024-07-25 Yuanyuan Liu , Jinwen Xie , Zhuo-Xu Cui , Qingyong Zhu , Jing Cheng , Dong Liang , Yanjie Zhu

Content-based image retrieval (CBIR) systems enable users to search images based on visual content instead of relying on metadata. The text domain has benefited from vector search of representations created with unsupervised methods such as…

Information Retrieval · Computer Science 2026-04-28 Esteban Rodríguez-Betancourt , Edgar Casasola-Murillo

Reconstructing complex 3D interfaces from indirect measurements remains a grand challenge in scientific computing, particularly for ill-posed inverse problems like Electrical Impedance Tomography (EIT). Traditional shape optimization…

Numerical Analysis · Mathematics 2026-04-23 Haibo Liu , Junqing Chen , Guang Lin

Existing digital sensors capture images at fixed spatial and spectral resolutions (e.g., RGB, multispectral, and hyperspectral images), and each combination requires bespoke machine learning models. Neural Implicit Functions partially…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Gengchen Mai , Ni Lao , Weiwei Sun , Yuchi Ma , Jiaming Song , Chenlin Meng , Hongxu Ma , Jinmeng Rao , Ziyuan Li , Stefano Ermon

Implicit Neural Representations (INRs) have revolutionized signal processing and computer vision by modeling signals as continuous, differentiable functions parameterized by neural networks. However, INRs are prone to the spectral bias…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Ali Haider , Muhammad Salman Ali , Maryam Qamar , Tahir Khalil , Soo Ye Kim , Jihyong Oh , Enzo Tartaglione , Sung-Ho Bae

LiDAR place recognition approaches based on deep learning suffer from significant performance degradation when there is a shift between the distribution of training and test datasets, often requiring re-training the networks to achieve peak…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Joshua Knights , Stephen Hausler , Sridha Sridharan , Clinton Fookes , Peyman Moghadam

For a robot to perform complex manipulation tasks, it is necessary for it to have a good grasping ability. However, vision based robotic grasp detection is hindered by the unavailability of sufficient labelled data. Furthermore, the…

Machine Learning · Computer Science 2020-01-31 Mridul Mahajan , Tryambak Bhattacharjee , Arya Krishnan , Priya Shukla , G C Nandi

Image Super-Resolution (ISR) has seen significant progress with the introduction of remarkable generative models. However, challenges such as the trade-off issues between fidelity and realism, as well as computational complexity, have also…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Yunpeng Qu , Kun Yuan , Jinhua Hao , Kai Zhao , Qizhi Xie , Ming Sun , Chao Zhou

In this work, we investigate the use of spatio-temporalImplicit Neural Representations (INRs) for dynamic X-ray computed tomography (XCT) reconstruction under interlaced acquisition schemes. The proposed approach combines ADMM-based…

Image and Video Processing · Electrical Eng. & Systems 2025-10-13 Mathias Boulanger , Ericmoore Jossou