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Three-dimensional data registration is an established yet challenging problem that is key in many different applications, such as mapping the environment for autonomous vehicles, and modeling objects and people for avatar creation, among…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Hanz Cuevas-Velasquez , Alejandro Galán-Cuenca , Antonio Javier Gallego , Marcelo Saval-Calvo , Robert B. Fisher

Large vision models based in deep learning architectures have been consistently advancing the state-of-the-art in biometric recognition. However, three weaknesses are commonly reported for such kind of approaches: 1) their extreme demands…

Computer Vision and Pattern Recognition · Computer Science 2024-06-27 Henrique Jesus , Hugo Proença

Estimating the 6D pose of objects from a single RGB image is a critical task for robotics and extended reality applications. However, state-of-the-art multi stage methods often suffer from high latency, making them unsuitable for real time…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Kemal Alperen Çetiner , Hazım Kemal Ekenel

LiDAR registration is a fundamental task in robotic mapping and localization. A critical component of aligning two point clouds is identifying robust point correspondences using point descriptors. This step becomes particularly challenging…

Robotics · Computer Science 2025-02-27 Niclas Vödisch , Giovanni Cioffi , Marco Cannici , Wolfram Burgard , Davide Scaramuzza

This paper presents a comprehensive review of the evolution of the YOLO (You Only Look Once) object detection algorithm, focusing on YOLOv5, YOLOv8, and YOLOv10. We analyze the architectural advancements, performance improvements, and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-04 Muhammad Hussain

Computer vision relies on labeled datasets for training and evaluation in detecting and recognizing objects. The popular computer vision program, YOLO ("You Only Look Once"), has been shown to accurately detect objects in many major image…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Caleb Tung , Matthew R. Kelleher , Ryan J. Schlueter , Binhan Xu , Yung-Hsiang Lu , George K. Thiruvathukal , Yen-Kuang Chen , Yang Lu

Traditional object detection models are constrained by the limitations of closed-set datasets, detecting only categories encountered during training. While multimodal models have extended category recognition by aligning text and image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Lihao Liu , Juexiao Feng , Hui Chen , Ao Wang , Lin Song , Jungong Han , Guiguang Ding

Relocalization, the process of re-establishing a robot's position within an environment, is crucial for ensuring accurate navigation and task execution when external positioning information, such as GPS, is unavailable or has been lost.…

Robotics · Computer Science 2025-04-11 David Akhihiero , Jason N. Gross

This thesis is part of a CIFRE agreement between the company Othello and the LIASD laboratory. The objective is to develop an artificial intelligence system that can detect real-time dangers in a video stream. To achieve this, a novel…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Fabien Poirier

Registration of point clouds collected from a pair of distant vehicles provides a comprehensive and accurate 3D view of the driving scenario, which is vital for driving safety related applications, yet existing literature suffers from the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Quan Liu , Hongzi Zhu , Zhenxi Wang , Yunsong Zhou , Shan Chang , Minyi Guo

Grounding objects in images using visual cues is a well-established approach in computer vision, yet the potential of audio as a modality for object recognition and grounding remains underexplored. We introduce YOSS, "You Only Speak Once to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Wenhao Yang , Jianguo Wei , Wenhuan Lu , Lei Li

We present a novel monocular localization framework by jointly training deep learning-based depth prediction and Bayesian filtering-based pose reasoning. The proposed cross-modal framework significantly outperforms deep learning-only…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Priyesh Shukla , Sureshkumar S. , Alex C. Stutts , Sathya Ravi , Theja Tulabandhula , Amit R. Trivedi

The ``You Only Look Once'' (YOLO) framework has long served as a standard for real-time object detection, though traditional iterations have utilized Non-Maximum Suppression (NMS) post-processing, which introduces specific latency and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Sudip Chakrabarty

An explainable machine learning method for point cloud classification, called the PointHop method, is proposed in this work. The PointHop method consists of two stages: 1) local-to-global attribute building through iterative one-hop…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Min Zhang , Haoxuan You , Pranav Kadam , Shan Liu , C. -C. Jay Kuo

In this paper, a shape-constrained iterative algorithm is proposed to register a rigid template point-cloud to a given reference point-cloud. The algorithm embeds a shape-based similarity constraint into the principle of gravitation. The…

Computer Vision and Pattern Recognition · Computer Science 2019-02-05 Swapna Agarwal , Brojeshwar Bhowmick

Learning to predict reliable characteristic orientations of 3D point clouds is an important yet challenging problem, as different point clouds of the same class may have largely varying appearances. In this work, we introduce a novel method…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Seungwook Kim , Chunghyun Park , Yoonwoo Jeong , Jaesik Park , Minsu Cho

Deep learning methods for unsupervised registration often rely on objectives that assume a uniform noise level across the spatial domain (e.g. mean-squared error loss), but noise distributions are often heteroscedastic and input-dependent…

Image and Video Processing · Electrical Eng. & Systems 2024-07-19 Xiaoran Zhang , Daniel H. Pak , Shawn S. Ahn , Xiaoxiao Li , Chenyu You , Lawrence H. Staib , Albert J. Sinusas , Alex Wong , James S. Duncan

While image registration has been studied in remote sensing community for decades, registering multimodal data [e.g., optical, LiDAR, SAR, and map] remains a challenging problem because of significant nonlinear intensity differences between…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Yuanxin Ye , Lorenzo Bruzzone , Jie Shan , Francesca Bovolo , Qing Zhu

Object detection remains an active area of research in the field of computer vision, and considerable advances and successes has been achieved in this area through the design of deep convolutional neural networks for tackling object…

Computer Vision and Pattern Recognition · Computer Science 2019-10-04 Alexander Wong , Mahmoud Famuori , Mohammad Javad Shafiee , Francis Li , Brendan Chwyl , Jonathan Chung

We introduce YOASOVI, an algorithm for performing fast, self-correcting stochastic optimization for Variational Inference (VI) on large Bayesian heirarchical models. To accomplish this, we take advantage of available information on the…

Machine Learning · Statistics 2024-06-06 Dominic B. Dayta