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This research introduces an innovative method for the early screening of cardiorespiratory diseases based on an acquisition protocol, which leverages commodity smartphone's Inertial Measurement Units (IMUs) and deep learning techniques. We…

Machine Learning · Computer Science 2024-08-29 Lorenzo Simone , Luca Miglior , Vincenzo Gervasi , Luca Moroni , Emanuele Vignali , Emanuele Gasparotti , Simona Celi

Diabetes is a serious chronic metabolic disease. In the recent years, more and more consumer technology enterprises focusing on human health are committed to implementing accurate and non-invasive blood glucose algorithm in their products.…

Machine Learning · Computer Science 2025-03-05 Yiting Wei , Bingo Wing-Kuen Ling , Qing Liu , Jiaxin Liu

The dramatic increase in consumption of ultra-processed food has been associated with numerous adverse health effects. Given the public health consequences linked to ultra-processed food consumption, it is highly relevant to build…

Biomolecules · Quantitative Biology 2025-06-24 Nalin Arora , Sumit Bhagat , Riya Dhama , Ganesh Bagler

Background: Smartphones are now nearly ubiquitous; their numerous built-in sensors enable continuous measurement of activities of daily living, making them especially well-suited for health research. Researchers have proposed various human…

Human-Computer Interaction · Computer Science 2021-03-29 Marcin Straczkiewicz , Peter James , Jukka-Pekka Onnela

Food image segmentation is a critical and indispensible task for developing health-related applications such as estimating food calories and nutrients. Existing food image segmentation models are underperforming due to two reasons: (1)…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Xiongwei Wu , Xin Fu , Ying Liu , Ee-Peng Lim , Steven C. H. Hoi , Qianru Sun

The full understanding of cellular functions requires information about protein numbers for various biomolecular assemblies and their dynamics, which can be partly accessed by super-resolution fluorescence microscopy. Yet, many protein…

Biological Physics · Physics 2020-06-17 Kristin S. Grußmayer , Klaus Yserentant , Dirk-Peter Herten

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

Spectropolarimetry is a powerful technique for remote sensing of the environment. It enables the retrieval of particle shape and size distributions in air and water to an extent that traditional spectroscopy cannot. SPEX is an instrument…

Instrumentation and Detectors · Physics 2020-06-03 Olivier Burggraaff , Armand B. Perduijn , Robert F. van Hek , Norbert Schmidt , Christoph U. Keller , Frans Snik

Blood oxygen saturation (SpO$_2$) is an important indicator for pulmonary and respiratory functionalities. Clinical findings on COVID-19 show that many patients had dangerously low blood oxygen levels not long before conditions worsened. It…

Signal Processing · Electrical Eng. & Systems 2025-02-04 Xin Tian , Chau-Wai Wong , Sushant M. Ranadive , Min Wu

Spectroscopy has an illustrious history delivering serendipitous discoveries and providing a stringent testbed for new physical predictions, including applications from trace materials detection, to understanding the atmospheres of stars…

Atomic Physics · Physics 2015-01-05 Gar-Wing Truong , James D. Anstie , Eric F. May , Thomas M. Stace , Andre N. Luiten

Food segmentation, including in videos, is vital for addressing real-world health, agriculture, and food biotechnology issues. Current limitations lead to inaccurate nutritional analysis, inefficient crop management, and suboptimal food…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Ahmad AlMughrabi , Adrián Galán , Ricardo Marques , Petia Radeva

BACKGROUND: Most artificial intelligence tools used to estimate nutritional content rely on image input. However, whether large language models (LLMs) can accurately predict nutritional values based solely on text descriptions of foods…

Machine Learning · Computer Science 2025-09-17 Rodrigo M Carrillo-Larco

Understanding the evolution of the Milky Way calls for the precise abundance determination of many elements in many stars. A common perception is that deriving more than a few elemental abundances ([Fe/H], [$\alpha$/Fe], perhaps [C/H],…

Solar and Stellar Astrophysics · Physics 2017-07-05 Yuan-Sen Ting , Charlie Conroy , Hans-Walter Rix , Phillip Cargile

Interpersonal relationships are necessary for successful daily functioning and wellbeing. Numerous studies have demonstrated the importance of social connectivity for mental health, both through direct peer-to-peer influence and by the…

Social and Information Networks · Computer Science 2017-12-07 Tjeerd W. Boonstra , Aliza Werner-Seidler , Bridianne O'Dea , Mark E. Larsen , Helen Christensen

Over the last decades, the incidence of skin cancer, melanoma and non-melanoma, has increased at a continuous rate. In particular for melanoma, the deadliest type of skin cancer, early detection is important to increase patient prognosis.…

Image and Video Processing · Electrical Eng. & Systems 2021-04-30 Breno Krohling , Pedro B. C. Castro , Andre G. C. Pacheco , Renato A. Krohling

Plant life plays a critical role in the ecosystem. However, it is difficult for humans to perceive plants' reactions because the biopotential and biochemical responses are invisible to humans. Guttation droplets contain various chemicals…

Human-Computer Interaction · Computer Science 2023-02-13 Qiuyu Lu , Lydia Yang , Aditi Maheshwari , Hengrong Ni , Tianyu Yu , Jianzhe Gu , Advait Wadhwani , Andreea Danielescu , Lining Yao

Food image classification serves as a fundamental and critical step in image-based dietary assessment, facilitating nutrient intake analysis from captured food images. However, existing works in food classification predominantly focuses on…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Xinyue Pan , Jiangpeng He , Fengqing Zhu

Quantum spectroscopy seeks to probe chemical systems using nonclassical light, which has properties that are qualitatively and quantitatively different than conventional light sources. One promising technique uses intensity-correlated twin…

Traditional liquid identification instruments are often unavailable to the general public. This paper shows the feasibility of identifying unknown liquids with commercial lightweight devices, such as a smartphone. The key insight is that…

Signal Processing · Electrical Eng. & Systems 2026-04-01 Yongzhi Huang

Food image analysis is the groundwork for image-based dietary assessment, which is the process of monitoring what kinds of food and how much energy is consumed using captured food or eating scene images. Existing deep learning-based methods…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Andrew Peng , Jiangpeng He , Fengqing Zhu