CPS-PI Meeting 2017

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Visible to the public CPS: Breakthrough: Low-cost Continuous Virtual Energy Audits in Cyber-Physical Building Envelope

Electricity usage of buildings (including offices, malls and residential apartments) represents a significant portion of a nation's energy expenditure and carbon footprint. Buildings are estimated to consume 72% of the total electricity production in the US. Unfortunately, however, 30% of this energy consumption is wasted. Virtual energy assessment is an approach that can optimize building energy efficiency and minimize waste at a low cost with minimal expert intervention.

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Visible to the public CPS: Synergy: Information Flow Analysis for Cyber-Physical System Security

Achieving security in Cyber-Physical Systems (CPS) has become a critical problem. Due to their ubiquity and the essential role they play in modern societies, CPS such as the smart grid, transportation networks, medical systems, and water distribution systems are a target for malicious attackers. While significant efforts are being made to achieve resilience in CPS, the field of CPS security as a whole suffers from fragmentation. In particular, there is often a sharp divide between mainstream security and privacy and tradition system theoretic techniques.

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Visible to the public CPS: Medium: Collaborative Research: Against Coordinated Cyber and Physical Attacks: Unified Theory and Technologies

Historically, software assurance technologies and robust fault-tolerant control (RFTC) theory were developed under different assumptions and models. The software assurance technologies are often model-based that require the profile of the physical dynamics and the observation of the system state, which may not be available when physical defects exist. On the other hand, though the existing RFTC techniques can efficiently compensate for the physical damage, it is critical to guarantee that the control software and the sensor data are not compromised.

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Visible to the public Towards Secure Large-Scale Networked Systems: Resilient Distributed Algorithms for Coordination in Networks under Cyber Attacks

Large-scale networked systems (such as the power grid, the internet, multi-robot systems, and smart cities) consist of a large number of interconnected components. To allow the entire system to function efficiently, these components must communicate with each other and use the exchanged information in order to estimate the state of the entire system and take optimal actions.

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Visible to the public Geometric Self-Propelled Articulated Micro-Scale Devices

The advanced development of cyber-physical systems at the sub-millimeter scale will have a large impact on a diverse set of potential applications. For example, targeted drug delivery or materials conveyance for micro-scale construction are two application areas that will greatly benefit from reliable microsystems. However, conventional actuator, sensor, and computational units are generally not available at extremely small scales.

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Visible to the public CPS: Synergy: Connected Testbeds for Connected Vehicles

This research team envisions that connected testbeds, i.e., remotely accessible testbeds integrated over a network in closed loop, will provide an affordable, repeatable, scalable, and high-fidelity solution for early cyber-physical evaluation of connected automated vehicle (CAV) technologies. Engineering testbeds are critical for empirical validation of new concepts and transitioning new theory to practice. However, the high cost of establishing new testbeds or scaling the existing ones up hinders their wide utilization.

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Visible to the public Cybermanufacturing: Cloud-Based Incubation Ecosystem for EWOD Digital Microfluidics

Electrowetting on dielectric (EWOD) digital microfluidics is a platform where liquids are manipulated (e.g., generated, transported, split, merged) on a chip by only electric signals, leading to various applications, such as displays (Amazon), liquid lens (Varioptics), DNA/RNA sample prep (Illumina), molecular diagnostics (Genmark).

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Visible to the public Cyber-Physical System for Bridge Lifecycle Monitoring

The goal of this research project is to develop a scalable cyber-physical system (CPS) framework for the integration of physical and computational systems for bridge lifecycle monitoring. Bridge monitoring involves several independent but isolated components. Sharing of information and software modules across different systems is limited. Information sharing and system integration would facilitate meaningful use of data, thereby enhancing bridge operation and maintenance and public safety.