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Sensor selection is critical for state estimation, control and monitoring of nonlinear processes. However, evaluating the performance of each possible combination of $m$ out of $n$ sensors is impractical unless $m$ and $n$ are small. In…

Systems and Control · Electrical Eng. & Systems 2022-08-02 Siyu Liu , Xunyuan Yin , Zhichao Pan , Jinfeng Liu

The ability to forecast the concentration of air pollutants in an urban region is crucial for decision-makers wishing to reduce the impact of pollution on public health through active measures (e.g. temporary traffic closures). In this…

Atmospheric and Oceanic Physics · Physics 2021-07-08 Dario Marvin , Lorenzo Nespoli , Davide Strepparava , Vasco Medici

Computational models of visual attention in artificial intelligence and robotics have been inspired by the concept of a saliency map. These models account for the mutual information between the (current) visual information and its estimated…

Robotics · Computer Science 2022-03-25 Ajith Anil Meera , Filip Novicky , Thomas Parr , Karl Friston , Pablo Lanillos , Noor Sajid

Classical sensing rests on one foundational assumption: the quantity of interest must be colocated with the measurement device. This is not an engineering convenience. It is the organizing principle of every instrumentation standard…

Machine Learning · Computer Science 2026-03-23 Jay Phil Yoo , Kazuma Kobayashi , Souvik Chakraborty , Syed Bahauddin Alam

A persistent challenge in astronomical machine learning is a systematic bias where predictions compress the dynamic range of true values-high values are consistently predicted too low while low values are predicted too high. Understanding…

Instrumentation and Methods for Astrophysics · Physics 2025-07-17 Yuan-Sen Ting

Fully autonomous drones have been demonstrated to find lost or injured persons under strongly occluding forest canopy. Airborne Optical Sectioning (AOS), a novel synthetic aperture imaging technique, together with deep-learning-based…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Indrajit Kurmi , David C. Schedl , Oliver Bimber

ZnO nanoparticles (NP) of size less than around 20 nm inside a chamber exhibits complete reduction in their visible photoluminescence (PL) intensity when partial pressure of oxygen in the surrounding gaseous environment is decreased by…

Materials Science · Physics 2010-08-18 Manoranjan Ghosh , R S Ningthoujam , R. K. Vatsa , D. Das , V. Nataraju , S. K. Gupta , D. Bahadur

Retinal imaging has emerged as a powerful, non-invasive modality for detecting and quantifying biomarkers of systemic diseases-ranging from diabetes and hypertension to Alzheimer's disease and cardiovascular disorders but current insights…

Image and Video Processing · Electrical Eng. & Systems 2025-05-28 Tariq M Khan , Toufique Ahmed Soomro , Imran Razzak

Information about room-level occupancy is crucial to many building-related tasks, such as building automation or energy performance simulation. Current occupancy detection literature focuses on data-driven methods, but is mostly based on…

Machine Learning · Computer Science 2025-11-20 Manuel Weber , Christoph Doblander , Peter Mandl

Absorption measurement is an exceptionally versatile tool for many applications in science and engineering. For absorption measurements using laser beams of light, the sensitivity is theoretically limited by the shot noise due to the…

Optics · Physics 2021-04-22 Fu Li , Tian Li , Marlan O. Scully , Girish S. Agarwal

The purpose of this paper is to use absorbance data obtained by human tasting and an ultraviolet-visible (UV-Vis) scanning spectrophotometer to predict the attributes of grape juice (GJ) and to classify the wine's origin, respectively. The…

Machine Learning · Computer Science 2025-07-29 Jianping Yao , Son N. Tran , Hieu Nguyen , Samantha Sawyer , Rocco Longo

Spectral densities encode the relevant information characterising the system-environment interaction in an open-quantum system problem. Such information is key to determining the system's dynamics. In this work, we leverage the potential of…

Quantum Physics · Physics 2024-03-13 Jessica Barr , Giorgio Zicari , Alessandro Ferraro , Mauro Paternostro

Optoacoustic (OA) imaging is a promising modality for quantifying blood oxygen saturation (sO$_2$) in various biomedical applications - in diagnosis, monitoring of organ function or even tumor treatment planning. We present an accurate and…

Medical Physics · Physics 2022-02-04 Thomas Kirchner , Michael Jaeger , Martin Frenz

This paper presents a renewed overview of photosensor oculography (PSOG), an eye-tracking technique based on the principle of using simple photosensors to measure the amount of reflected (usually infrared) light when the eye rotates.…

Computer Vision and Pattern Recognition · Computer Science 2017-07-20 Ioannis Rigas , Hayes Raffle , Oleg V. Komogortsev

Internet of Things (IoT) enabled wearable sensors for health monitoring are widely used to reduce the cost of personal healthcare and improve quality of life. The sleep apnea-hypopnea syndrome, characterized by the abnormal reduction or…

Machine Learning · Computer Science 2021-06-18 Arlene John , Barry Cardiff , Deepu John

This study proposes a novel lightweight neural network model leveraging features extracted from electrocardiogram (ECG) and respiratory signals for early OSA screening. ECG signals are used to generate feature spectrograms to predict sleep…

Machine Learning · Computer Science 2025-01-06 Hui Pan , Yanxuan Yu , Jilun Ye , Xu Zhang

We describe a system for interrogating the acoustic properties of sub-nanoliter liquid samples within an open microfluidics platform. Sessile droplets were deposited onto integrated optomechanical sensors, which possess…

Applied Physics · Physics 2023-07-17 Kyle G. Scheuer , Franz B. Romero , Graham J. Hornig , Ray G. DeCorby

We consider a human-assisted autonomy sensor fusion for dynamic target localization in a Bayesian framework. Autonomous sensor-based tracking systems can suffer from observability and target detection failure. Humans possess valuable…

Robotics · Computer Science 2024-10-08 Min-Won Seo , Solmaz S. Kia

A seizure tracking system is crucial for monitoring and evaluating epilepsy treatments. Caretaker seizure diaries are used in epilepsy care today, but clinical seizure monitoring may miss seizures. Monitoring devices that can be worn may be…

Machine Learning · Computer Science 2023-09-07 Zag ElSayed , Murat Ozer , Nelly Elsayed , Ahmed Abdelgawad

Quantum simulations with ultra-cold atoms in optical lattices open up an exciting path towards understanding strongly interacting quantum systems. Atom gas microscopes are crucial for this as they offer single-site density resolution,…

Quantum Gases · Physics 2021-08-25 M. Gluza , J. Eisert