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Related papers: Twins:Device-free Object Tracking using Passive Ta…

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Digital twins are transforming engineering and applied sciences by enabling real-time monitoring, simulation, and predictive analysis of physical systems and processes. However, conventional digital twins rely primarily on passive data…

Computational Engineering, Finance, and Science · Computer Science 2026-03-31 Matteo Torzoni , Domenico Maisto , Andrea Manzoni , Francesco Donnarumma , Giovanni Pezzulo , Alberto Corigliano

Passive RFID tags offer a cost-effective and scalable solution for tracking numerous deployed assets. However, in forested environments, signal attenuation and multipath effects generally limit RFID spatial accuracy to the meter level.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 John Hateley , Sriram Narasimhan , Omid Abari

Most modern multiple object tracking (MOT) systems follow the tracking-by-detection paradigm, consisting of a detector followed by a method for associating detections into tracks. There is a long history in tracking of combining motion and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Mohamed Chaabane , Peter Zhang , J. Ross Beveridge , Stephen O'Hara

Proximity detection in indoor environments based on WiFi signals has gained significant attention in recent years. Existing works rely on the dynamic signal reflections and their extracted features are dependent on motion strength. To…

Signal Processing · Electrical Eng. & Systems 2024-05-01 Yuqian Hu , Guozhen Zhu , Beibei Wang , K. J. Ray Liu

The advent of the Edge Computing (EC) leads to a huge ecosystem where numerous nodes can interact with data collection devices located close to end users. Human detection and tracking can be realized at edge nodes that perform the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Fesatidis Georgios , Bratsos Dimitrios , Kostas Kolomvatsos

Multi-object tracking has been recently approached with the min-cost network flow optimization techniques. Such methods simultaneously resolve multiple object tracks in a video and enable modeling of dependencies among tracks. Min-cost…

Computer Vision and Pattern Recognition · Computer Science 2015-05-07 Visesh Chari , Simon Lacoste-Julien , Ivan Laptev , Josef Sivic

In dynamic environments, the ability to detect and track moving objects in real-time is crucial for autonomous robots to navigate safely and effectively. Traditional methods for dynamic object detection rely on high accuracy odometry and…

Robotics · Computer Science 2024-07-08 Wenqiang Du , Giovanni Beltrame

We present a novel approach to weakly supervised object detection. Instead of annotated images, our method only requires two short videos to learn to detect a new object: 1) a video of a moving object and 2) one or more "negative" videos of…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Rico Jonschkowski , Austin Stone

Device-free human activity recognition plays a pivotal role in wireless sensing. However, current systems often fail to accommodate signal transmission through walls or necessitate dedicated noise removal algorithms. To overcome these…

Systems and Control · Electrical Eng. & Systems 2024-10-04 Junshuo Liu , Yunlong Huang , Jianan Zhang , Rujing Xiong , Robert Caiming Qiu

We propose an approach to detect flying objects such as UAVs and aircrafts when they occupy a small portion of the field of view, possibly moving against complex backgrounds, and are filmed by a camera that itself moves. Solving such a…

Computer Vision and Pattern Recognition · Computer Science 2015-12-14 Artem Rozantsev , Vincent Lepetit , Pascal Fua

In recent years, the joint detection-and-tracking paradigm has been a very popular way of tackling the multi-object tracking (MOT) task. Many of the methods following this paradigm use the object center keypoint for detection. However, we…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Jacob Meilleur , Guillaume-Alexandre Bilodeau

Video-based vehicle detection and tracking is one of the most important components for Intelligent Transportation Systems (ITS). When it comes to road junctions, the problem becomes even more difficult due to the occlusions and complex…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Yuan Yuan , Yuwei Lu , Qi Wang

Many methods exist to model and track deformable one-dimensional objects (e.g., cables, ropes, and threads) across a stream of video frames. However, these methods depend on the existence of some initial conditions. To the best of our…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Azarakhsh Keipour , Maryam Bandari , Stefan Schaal

Monocular object detection and tracking have improved drastically in recent years, but rely on a key assumption: that objects are visible to the camera. Many offline tracking approaches reason about occluded objects post-hoc, by linking…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Tarasha Khurana , Achal Dave , Deva Ramanan

Tracking multiple time-varying states based on heterogeneous observations is a key problem in many applications. Here, we develop a statistical model and algorithm for tracking an unknown number of targets based on the probabilistic fusion…

Signal Processing · Electrical Eng. & Systems 2022-01-10 Domenico Gaglione , Paolo Braca , Giovanni Soldi , Florian Meyer , Franz Hlawatsch , Moe Z. Win

We develop novel methods for device-free localization (DFL) using transceivers in motion. Such localization technologies are useful in various cross-layer applications/protocols including those that are related to security situations where…

Emerging Technologies · Computer Science 2015-11-23 Peter Hillyard , Dustin Maas , Sriram Premnath , Neal Patwari , Sneha Kasera

Wi-Fi localization and tracking face accuracy limitations dictated by antenna count (for angle-of-arrival methods) and frequency bandwidth (for time-of-arrival methods). This paper presents mD-Track a device-free Wi-Fi tracking system…

Networking and Internet Architecture · Computer Science 2018-12-11 Yaxiong Xie , Jie Xiong , Mo Li , Kyle Jamieson

Accurate tracking of transparent objects, such as glasses, plays a critical role in many robotic tasks such as robot-assisted living. Due to the adaptive and often reflective texture of such objects, traditional tracking algorithms that…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Kalyan Garigapati , Erik Blasch , Jie Wei , Haibin Ling

Tracking has traditionally been the art of following interest points through space and time. This changed with the rise of powerful deep networks. Nowadays, tracking is dominated by pipelines that perform object detection followed by…

Computer Vision and Pattern Recognition · Computer Science 2020-08-24 Xingyi Zhou , Vladlen Koltun , Philipp Krähenbühl

The number of IoT devices in smart homes is increasing. This broad adoption facilitates users' lives, but it also brings problems. One such issue is that some IoT devices may invade users' privacy. Some reasons for this invasion can stem…

Cryptography and Security · Computer Science 2023-09-22 Berkay Kaplan , Jingyu Qian , Israel J Lopez-Toledo , Carl A. Gunter