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Gaze tracking is an essential component of next generation displays for virtual reality and augmented reality applications. Traditional camera-based gaze trackers used in next generation displays are known to be lacking in one or multiple…

Systems and Control · Electrical Eng. & Systems 2021-02-03 Richard Li , Eric Whitmire , Michael Stengel , Ben Boudaoud , Jan Kautz , David Luebke , Shwetak Patel , Kaan Akşit

The accurate visual tracking of a moving object is a human fundamental skill that allows to reduce the relative slip and instability of the object's image on the retina, thus granting a stable, high-quality vision. In order to optimize…

Neurons and Cognition · Quantitative Biology 2016-11-24 Anna Montagnini , Laurent Perrinet , Guillaume S Masson

Conducting levitated mechanical experiments in extreme conditions has long been the aim of researchers, as it allows for the investigation of new fundamental physics phenomena. One of the great frontiers has been sending these experiments…

In this paper we describe an alternative use of the loop-the-loop apparatus, which can be used to study an interesting case of projectile motion. We also present an effective way to perform and analyze these experiments, by using video…

Classical Physics · Physics 2008-11-26 Gabriele U. Varieschi

Advances in embedded devices and wireless sensor networks have resulted in new and inexpensive health care solutions. This paper describes the implementation and the evaluation of a wireless body sensor system that monitors human…

Other Computer Science · Computer Science 2010-07-15 Chao Chen , Carlos Pomalaza-Raez

Turbidity is a physical property related to the scattering of light by particles that are suspended in a liquid. Commercial turbidimeters are priced at the range of hundreds to thousands of dollars. Considering this scenario, it is proposed…

Instrumentation and Detectors · Physics 2021-06-18 Luis C. Sperandio , Murilo S. Colombo , Cid M. G. Andrade , Caliane B. B. Costa

In order for data products from WIIT to be as robust as possible, the alignment and mechanical positions of source, receiver, and detector components must be controlled and measured with extreme precision and accuracy, and the ambient…

We propose a novel computational method to extract information about interactions among individuals with different behavioral states in a biological collective from ordinary video recordings. Assuming that individuals are acting as finite…

Multiagent Systems · Computer Science 2017-10-03 Hiroki Sayama , Farnaz Zamani Esfahlani , Ali Jazayeri , J. Scott Turner

Recent advancements in wireless perception technologies, including mmWave, WiFi, and acoustics, have expanded their application in human motion tracking and health monitoring. They are promising alternatives to traditional camera-based…

Networking and Internet Architecture · Computer Science 2025-04-08 Yin Li , Rajalakshmi Nandakumar

In the field of bioimaging, an important part of analyzing the motion of objects is tracking. We propose a method that applies the Sinkhorn distance for solving the optimal transport problem to track objects. The advantage of this method is…

Image and Video Processing · Electrical Eng. & Systems 2019-09-04 Daigo Okada , Naotoshi Nakamura , Takuya Wada , Ayako Iwasaki , Ryo Yamada

This paper proposes a novel approach to create an automated visual surveillance system which is very efficient in detecting and tracking moving objects in a video captured by moving camera without any apriori information about the captured…

Computer Vision and Pattern Recognition · Computer Science 2017-06-09 Kumar S. Ray , Soma Chakraborty

We present a compressive sensing protocol that tracks a moving object by removing static components from a scene. The implementation is carried out on a ghost imaging scheme to minimize both the number of photons and the number of…

Visible images have been widely used for motion estimation. Thermal images, in contrast, are more challenging to be used in motion estimation since they typically have lower resolution, less texture, and more noise. In this paper, a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Weichen Dai , Yu Zhang , Shenzhou Chen , Donglei Sun , Da Kong

This paper proposes a pipeline to automatically track and measure displacement and vibration of structural specimens during laboratory experiments. The latest Mask Regional Convolutional Neural Network (Mask R-CNN) can locate the targets…

Image and Video Processing · Electrical Eng. & Systems 2021-09-13 Yongsheng Bai , Ramzi M. Abduallah , Halil Sezen , Alper Yilmaz

In this study a model pipeline is proposed that combines computer vision with control-theoretic methods and utilizes low cost sensors. The proposed work enables perception-aware motion control for a quadrotor UAV to detect and navigate to…

Systems and Control · Electrical Eng. & Systems 2024-07-23 Konstantinos Gounis , Nikolaos Passalis , Anastasios Tefas

This paper introduces a Wi-Fi signal based passive wireless sensing system that has the capability to detect diverse indoor human movements, from whole body motions to limb movements and including breathing movements of the chest. The real…

Signal Processing · Electrical Eng. & Systems 2022-04-14 Bo Tan , Alison Burrows , Robert Piechocki , Ian Craddock , Karl Woodbridge , Kevin Chetty

Equipped with a suitable optical relay system, telescopes employing low-cost fixed primary mirrors could point and track while delivering high-quality images to a fixed location. Such an optical tracking system would enable liquid-mirror…

Astrophysics · Physics 2009-11-06 Paul Hickson

Soft robotics hold promise in the development of safe yet powered assistive wearable devices for infants. Key to this is the development of closed-loop controllers that can help regulate pneumatic pressure in the device's actuators in an…

Robotics · Computer Science 2023-12-04 Caio Mucchiani , Zhichao Liu , Ipsita Sahin , Elena Kokkoni , Konstantinos Karydis

The present paper describes the experimental implementation of a measuring technique employing a slowly moving, near resonant, optical standing wave in the context of trapped ions. It is used to measure several figures of merit that are…

Quantum Physics · Physics 2015-05-28 A. Walther , U. Poschinger , K. Singer , F. Schmidt-Kaler

Tracking physical activity reliably is becoming central to many research efforts. In the last years specialized hardware has been proposed to measure movement. However, asking study participants to carry additional devices has drawbacks. We…

Human-Computer Interaction · Computer Science 2018-04-16 Gabriela Villalobos-Zúñiga , Mauro Cherubini