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Full-Text Articles in Physical Sciences and Mathematics

Trajectory Privacy Preservation And Lightweight Blockchain Techniques For Mobility-Centric Iot, Abdur Bin Shahid Nov 2019

Trajectory Privacy Preservation And Lightweight Blockchain Techniques For Mobility-Centric Iot, Abdur Bin Shahid

FIU Electronic Theses and Dissertations

Various research efforts have been undertaken to solve the problem of trajectory privacy preservation in the Internet of Things (IoT) of resource-constrained mobile devices. Most attempts at resolving the problem have focused on the centralized model of IoT, which either impose high delay or fail against a privacy-invading attack with long-term trajectory observation. These proposed solutions also fail to guarantee location privacy for trajectories with both geo-tagged and non-geo-tagged data, since they are designed for geo-tagged trajectories only. While a few blockchain-based techniques have been suggested for preserving trajectory privacy in decentralized model of IoT, they require large storage capacity …


Chronic Disease Management: How It And Analytics Create Healthcare Value Through The Temporal Displacement Of Care, Steven M. Thompson, Jonathan W. Whitaker, Rajiv Kohli, Craig Jones Jan 2019

Chronic Disease Management: How It And Analytics Create Healthcare Value Through The Temporal Displacement Of Care, Steven M. Thompson, Jonathan W. Whitaker, Rajiv Kohli, Craig Jones

Management Faculty Publications

The treatment of chronic diseases consumes 86% of U.S. healthcare costs. While healthcare organizations have traditionally focused on treating the complications of chronic diseases, advances in information technology (IT) and analytics can help clinicians and patients manage and slow the progression of chronic diseases to result in higher quality of life for patients and lower healthcare costs.

We build on prior research to introduce the notion of temporal displacement of care (TDC), in which IT and analytics create healthcare value by displacing the time at which providers and patients make interventions to improve healthcare outcomes and reduce costs. We propose …


Investigating The Social And Temporal Aspects Of Children’S Physical Activity Games, Ankita Samariya, Jerry Alan Fails, Derek Hansen Jan 2019

Investigating The Social And Temporal Aspects Of Children’S Physical Activity Games, Ankita Samariya, Jerry Alan Fails, Derek Hansen

Computer Science Faculty Publications and Presentations

There are a variety of fitness technologies such as activity trackers, exergames and mobile applications available to promote physical activity. Based on our previous research, we found that children prefer having social interaction, a narrative and flexibility while interacting with such technologies. Other research has shown that persuasive displays encouraged adults towards physical activity. In this research, we present the initial results from a user study conducted on 16 children (ages 6-11) who used the Kidfit suite, a collection of mobile applications that combine and utilize the elements found from previous research to promote activity in children.


Kidled: A Colorful Approach To Children's Activity Awareness, Ankita Samariya, Anud Sharma, Margiawan Fitriani, Tucker Ferguson, Jerry Alan Fails Jan 2019

Kidled: A Colorful Approach To Children's Activity Awareness, Ankita Samariya, Anud Sharma, Margiawan Fitriani, Tucker Ferguson, Jerry Alan Fails

Computer Science Faculty Publications and Presentations

Obesity in children is a growing cause of concern as it affects more than 18% of children in the United States. Sedentary behaviour is one of the contributors to childhood obesity. Technological interventions like activity trackers and fitness games have been introduced to motivate both children and adults to be physically active. Most of these technologies encourage activity by making them aware of their activity levels. While awareness of current activity levels may help motivating adults, it can be difficult for children to understand their activity levels in terms of number of steps (the most common method used by adults). …