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The accurate tracking of live cells using video microscopy recordings remains a challenging task for popular state-of-the-art image processing based object tracking methods. In recent years, several existing and new applications have…

Image and Video Processing · Electrical Eng. & Systems 2025-02-03 Gergely Szabó , Paolo Bonaiuti , Andrea Ciliberto , András Horváth

We give new data-dependent locality sensitive hashing schemes (LSH) for the Earth Mover's Distance ($\mathsf{EMD}$), and as a result, improve the best approximation for nearest neighbor search under $\mathsf{EMD}$ by a quadratic factor.…

Data Structures and Algorithms · Computer Science 2024-03-11 Rajesh Jayaram , Erik Waingarten , Tian Zhang

Object Tracking is one important problem in computer vision and surveillance system. The existing models mainly exploit the single-view feature (i.e. color, texture, shape) to solve the problem, failing to describe the objects…

Computer Vision and Pattern Recognition · Computer Science 2018-10-09 Jing Zhang , Yonggong Ren

Given $x \in (\mathbb{R}_{\geq 0})^{\binom{[n]}{2}}$ recording pairwise distances, the METRIC VIOLATION DISTANCE (MVD) problem asks to compute the $\ell_0$ distance between $x$ and the metric cone; i.e., modify the minimum number of entries…

Data Structures and Algorithms · Computer Science 2022-08-31 Vincent Cohen-Addad , Chenglin Fan , Euiwoong Lee , Arnaud de Mesmay

This article presents a sparse, low-memory footprint optimization algorithm for the implementation of the model predictive control (MPC) for tracking formulation in embedded systems. This MPC formulation has several advantages over standard…

Systems and Control · Electrical Eng. & Systems 2021-12-13 Pablo Krupa , Ignacio Alvarado , Daniel Limon , Teodoro Alamo

Detecting moving objects from ground-based videos is commonly achieved by using background subtraction techniques. Low-rank matrix decomposition inspires a set of state-of-the-art approaches for this task. It is integrated with structured…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Junpeng Zhang , Xiuping Jia , Jiankun Hu

Exploring robust and efficient association methods has always been an important issue in multiple-object tracking (MOT). Although existing tracking methods have achieved impressive performance, congestion and frequent occlusions still pose…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Zelin Liu , Xinggang Wang , Cheng Wang , Wenyu Liu , Xiang Bai

Electron microscopy has enabled many scientific breakthroughs across multiple fields. A key challenge is the tuning of microscope parameters based on images to overcome optical aberrations that deteriorate image quality. This calibration…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Jilles S. van Hulst , W. P. M. H. Heemels , Duarte J. Antunes

Recent machine learning strategies for segmentation tasks have shown great ability when trained on large pixel-wise annotated image datasets. It remains a major challenge however to aggregate such datasets, as the time and monetary cost…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Laurent Lejeune , Jan Grossrieder , Raphael Sznitman

Learning visual semantic similarity is a critical challenge in bridging the gap between images and texts. However, there exist inherent variations between vision and language data, such as information density, i.e., images can contain…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Yang Liu , Mengyuan Liu , Shudong Huang , Jiancheng Lv

In many applications of advanced robotic manipulation, six degrees of freedom (6DoF) object pose estimates are continuously required. In this work, we develop a multi-modality tracker that fuses information from visual appearance and…

Computer Vision and Pattern Recognition · Computer Science 2023-02-23 Manuel Stoiber , Mariam Elsayed , Anne E. Reichert , Florian Steidle , Dongheui Lee , Rudolph Triebel

We introduce EDS, a direct monocular visual odometry using events and frames. Our algorithm leverages the event generation model to track the camera motion in the blind time between frames. The method formulates a direct probabilistic…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Javier Hidalgo-Carrió , Guillermo Gallego , Davide Scaramuzza

Dynamic mode decomposition (DMD) represents an effective means for capturing the essential features of numerically or experimentally generated flow fields. In order to achieve a desirable tradeoff between the quality of approximation and…

Fluid Dynamics · Physics 2014-12-11 Mihailo R. Jovanović , Peter J. Schmid , Joseph W. Nichols

Optimization-based 3D object tracking is known to be precise and fast, but sensitive to large inter-frame displacements. In this paper we propose a fast and effective non-local 3D tracking method. Based on the observation that erroneous…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Xuhui Tian , Xinran Lin , Fan Zhong , Xueying Qin

This paper focuses on the velocity planning and energy management problems for Connected and Automated Vehicles (CAVs) with hybrid electric powertrains. The eco-driving problem is formulated in the spatial domain as a nonlinear dynamic…

Systems and Control · Electrical Eng. & Systems 2020-10-09 Shreshta Rajakumar Deshpande , Daniel Jung , Marcello Canova

In this paper, we propose a novel self-supervised representation learning method, Self-EMD, for object detection. Our method directly trained on unlabeled non-iconic image dataset like COCO, instead of commonly used iconic-object image…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Songtao Liu , Zeming Li , Jian Sun

Few-shot medical image segmentation (FSMIS) aims to perform the limited annotated data learning in the medical image analysis scope. Despite the progress has been achieved, current FSMIS models are all trained and deployed on the same data…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Yazhou Zhu , Minxian Li , Qiaolin Ye , Shidong Wang , Tong Xin , Haofeng Zhang

Eye tracking has become an essential human-machine interaction modality for providing immersive experience in numerous virtual and augmented reality (VR/AR) applications desiring high throughput (e.g., 240 FPS), small-form, and enhanced…

This paper presents a visual-inertial odometry (VIO) method using long-tracked features. Long-tracked features can constrain more visual frames, reducing localization drift. However, they may also lead to accumulated matching errors and…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Xiaohong Huang , Cui Yang , Miaowen Wen

Flexible endoscope motion tracking and analysis in mechanical simulators have proven useful for endoscopy training. Common motion tracking methods based on electromagnetic tracker are however limited by their high cost and material…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Yuelin Zhang , Kim Yan , Chun Ping Lam , Chengyu Fang , Wenxuan Xie , Yufu Qiu , Raymond Shing-Yan Tang , Shing Shin Cheng