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- research-articleFebruary 2022
Labtool: A Command-Line Interface Lab Assistant and Assessment Tool
SIGCSE 2022: Proceedings of the 53rd ACM Technical Symposium on Computer Science Education - Volume 1February 2022, Pages 1–7https://doi.org/10.1145/3478431.3499285Automated lab assistant and automated grading tools are commonly used to help manage student work in Computer Science lab sections. These tools can ease routine grading tasks and provide rapid and consistent feedback to inform student progress. However, ...
- short-paperApril 2017
PlanIt and DQ-N for Low-Power Wide-Area Networks: Demo Abstract
IoTDI '17: Proceedings of the Second International Conference on Internet-of-Things Design and ImplementationApril 2017, Pages 291–292https://doi.org/10.1145/3054977.3057317Low-Power Wide-Area networks promise to deliver limited IoT payloads reliably at distances in excess of 10 km raising the possibility of thousands of IoT devices connected to a single base station. PlanIt is a web application able to visualize ...
- research-articleNovember 2012
Building the case for automated building energy management
BuildSys '12: Proceedings of the Fourth ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in BuildingsNovember 2012, Pages 25–32https://doi.org/10.1145/2422531.2422536Energy consumption in buildings comprises a significant fraction of total worldwide energy consumption and is strongly influenced by occupant behavior. To explore the quantitative effect of particular occupant actions on building energy consumption, we ...
- ArticleJune 2011
PIM-WSN: Efficient multicast for IPv6 wireless sensor networks
WOWMOM '11: Proceedings of the 2011 IEEE International Symposium on a World of Wireless, Mobile and Multimedia NetworksJune 2011, Pages 1–6https://doi.org/10.1109/WoWMoM.2011.5986469We present PIM-WSN, a protocol independent multicast (PIM) protocol tailored for IPv6 wireless sensor networks (WSNs). Existing solutions for multicast in WSNs are limited because they either support multicast only from a single source node (usually the ...
- ArticleJune 2011
Enabling distributed building control with wireless sensor networks
WOWMOM '11: Proceedings of the 2011 IEEE International Symposium on a World of Wireless, Mobile and Multimedia NetworksJune 2011, Pages 1–3https://doi.org/10.1109/WoWMoM.2011.5986155Energy is a precious resource and as electronic devices (e.g., tablets, smart phones, Internet-connected appliances) and electric cars become ubiquitous, the demand for energy will continue to increase. To meet this demand and enable the integration of ...
- doctoral_thesisJanuary 2011
Network and systems support for building energy monitoring and control using wireless sensor networks
This thesis explores the application of wireless sensor network technology in residential buildings to monitor and control energy consumption. The technologies developed in this thesis provide a communications backbone so that building systems and ...
- research-articleJanuary 2011
Circuit-Level Load Monitoring for Household Energy Management
IEEE Pervasive Computing (IEEECS_PERVASIVE), Volume 10, Issue 1January 2011, Pages 40–48https://doi.org/10.1109/MPRV.2010.72The first requirement for any intelligent household energy management system is to accurately measure home energy use. Whole-home energy measurement is cheap and easy to set up because it requires only one sensor where the home connects to the power ...
- research-articleNovember 2010
Distributed wireless control for building energy management?
BuildSys '10: Proceedings of the 2nd ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in BuildingNovember 2010, Pages 37–42https://doi.org/10.1145/1878431.1878441Automated building energy management systems are essential to enabling the development of mass-market, low-energy buildings. In existing and future buildings, the impacts of occupant behaviors contribute significantly to the total energy efficiency. As ...
- research-articleOctober 2010
Realistic performance analysis of WSN protocols through trace based simulation
PE-WASUN '10: Proceedings of the 7th ACM workshop on Performance evaluation of wireless ad hoc, sensor, and ubiquitous networksOctober 2010, Pages 87–94https://doi.org/10.1145/1868589.1868606It is a difficult endeavor to realistically evaluate the performance of wireless sensor network (WSN) protocols. Generic network simulators are often used, but they tend to rely on synthetic models. Because WSN performance can be affected by many subtle ...
- research-articleNovember 2009
Using circuit-level power measurements in household energy management systems
BuildSys '09: Proceedings of the First ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in BuildingsNovember 2009, Pages 7–12https://doi.org/10.1145/1810279.1810282The first requirement for any intelligent household energy management system is to be able to accurately measure energy usage in the home. Measuring energy usage is not difficult, however we must decide what to measure. Whole-home energy measurement is ...
- ArticleAugust 2009
A Two-Stage Bootloader to Support Multi-application Deployment and Switching in Wireless Sensor Networks
CSE '09: Proceedings of the 2009 International Conference on Computational Science and Engineering - Volume 02August 2009, Pages 71–78https://doi.org/10.1109/CSE.2009.50Wireless sensor networks are built from highly resource constrained embedded systems. Supporting multiple applications on the sensor network is a desirable goal, however, these constraints make supporting multiple concurrent applications on each node ...