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Drive-by sensing (i.e. vehicle-based mobile sensing) is an emerging data collection paradigm that leverages vehicle mobilities to scan a city at low costs. It represents a positive social externality of urban transport activities. Bus…

Optimization and Control · Mathematics 2023-07-27 Wen Ji , Ke Han , Tao Liu

As the COVID-19 epidemic began to worsen in the first months of 2020, stringent lockdown policies were implemented in numerous cities throughout the world to control human transmission and mitigate its spread. Although transportation…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Chen Wu , Sihan Zhu , Jiaqi Yang , Meiqi Hu , Bo Du , Liangpei Zhang , Lefei Zhang , Chengxi Han , Meng Lan

To address the issues of high interruption time and measurement report overhead under user equipment (UE) mobility especially in high speed 5G use cases the use of AI/ML techniques (AI/ML beam management and mobility procedures) have been…

Signal Processing · Electrical Eng. & Systems 2026-05-13 Mannam Veera Narayana , Rohit Singh , Deepa M. R , Radha Krishna Ganti

Routine and consistent data collection is required to address contemporary transportation issues.The cost of data collection increases significantly when sophisticated machines are used to collect data. Due to this constraint, State…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Armstrong Aboah , Michael Boeding , Yaw Adu-Gyamfi

The study focuses on the experiment of using three different smartphones to collect acceleration data from vibration for the road roughness detection. The Android operating system is used in the application. The study takes place on…

Machine Learning · Computer Science 2019-07-31 Piyasak Thiandee , Boonsap Witchayangkoon , Sayan Sirimontree , Ponlathep Lertworawanich

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

We study a problem of distributed detection of a stationary point event in a large extent wireless sensor network ($\wsn$), where the event influences the observations of the sensors only in the vicinity of where it occurs. An event occurs…

Applications · Statistics 2011-07-19 Premkumar Karumbu , Anurag Kumar , Joy Kuri

Nowadays air pollution becomes one of the biggest world issues in both developing and developed countries. Helping individuals understand their air pollution exposure and health risks, the traditional way is to utilize data from static…

Computers and Society · Computer Science 2020-05-29 Ke Hu , Ashfaqur Rahman , Hassan Habibi Gharakheili , Vijay Sivaraman

Timely population displacement estimates are critical for humanitarian response during disasters, but traditional surveys and field assessments are slow. Mobile phone data enables near real-time tracking, yet existing approaches apply…

Computers and Society · Computer Science 2026-04-24 Rajius Idzalika , Muhammad Rheza Muztahid , Radityo Eko Prasojo

Proximity detection is to determine whether an IoT receiver is within a certain distance from a signal transmitter. Due to its low cost and high popularity, Bluetooth low energy (BLE) has been used to detect proximity based on the received…

Human-Computer Interaction · Computer Science 2022-01-13 Tianlang He , Jiajie Tan , Weipeng Zhuo , Maximilian Printz , S. -H. Gary Chan

With the outbreak of the COVID-19 pandemic in 2020, most colleges and universities move to restrict campus activities, reduce indoor gatherings and move instruction online. These changes required that students adapt and alter their daily…

Human-Computer Interaction · Computer Science 2021-07-12 Congyu Wu , Hagen Fritz , Cameron Craddock , Kerry Kinney , Darla Castelli , David M. Schnyer

Hand washing is a crucial part of personal hygiene. Hand washing detection is a relevant topic for wearable sensing with applications in the medical and professional fields. Hand washing detection can be used to aid workers in complying…

Human-Computer Interaction · Computer Science 2025-05-28 Robin Burchard , Kristof Van Laerhoven

As a novel way of presenting information, augmented reality (AR) enables people to interact with the physical world in a direct and intuitive way. While there are some mobile AR products implemented with specific hardware at a high cost,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Songlin Hou , Fangzhou Lin , Yunmei Huang , Zhe Peng , Bin Xiao

Over the past decade, smartphones have become the point of convergence for many applications and services. There is a growing trend in which traditional smart-card based services like banking, transport and access control are being…

Cryptography and Security · Computer Science 2016-05-03 Iakovos Gurulian , Carlton Shepherd , Konstantinos Markantonakis , Raja Naeem Akram , Keith Mayes

A near-field sensing (NISE) enabled predictive beamforming framework is proposed to facilitate wireless communications with high-mobility channels. Unlike conventional far-field sensing, which only captures the angle and the radial velocity…

Signal Processing · Electrical Eng. & Systems 2024-10-23 Hao Jiang , Zhaolin Wang , Yuanwei Liu

This paper develops a novel two-layer hierarchical classifier that increases the accuracy of traditional transportation mode classification algorithms. This paper also enhances classification accuracy by extracting new frequency domain…

Machine Learning · Computer Science 2020-06-15 Huthaifa I. Ashqar , Mohammed H. Almannaa , Mohammed Elhenawy , Hesham A. Rakha , Leanna House

We seek to remove foreground contaminants from 21cm intensity mapping observations. We demonstrate that a deep convolutional neural network (CNN) with a UNet architecture and three-dimensional convolutions, trained on simulated…

comma.ai presents comma2k19, a dataset of over 33 hours of commute in California's 280 highway. This means 2019 segments, 1 minute long each, on a 20km section of highway driving between California's San Jose and San Francisco. The dataset…

Robotics · Computer Science 2018-12-17 Harald Schafer , Eder Santana , Andrew Haden , Riccardo Biasini

We introduce Sense{\mu} (pronounced "sense me"), a mobile application that aims at supporting awareness in parent- child relationships through the sensing capabilities of mobile devices. We discuss the relevance of three types of awareness…

Human-Computer Interaction · Computer Science 2012-07-10 José Rodrigues , Rúben Gouveia , Olga Lyra , Evangelos Karapanos

Handoff has become an essential criterion in mobile communication system, specially in urban areas, owing to the limited coverage area of Access Points (AP). Handover of calls between two Base Stations (BSs) is encountered frequently and it…

Networking and Internet Architecture · Computer Science 2015-05-19 Debabrata Sarddar , Joydeep Banerjee , Souvik Kumar Saha , Tapas Jana , Utpal Biswas , M. K. Naskar