activity
20192022
most citedA GPS spoofing detection and classification correlator-based technique using the LASSO

80 citations · 115 across the 5 of their papers we have counts for

collaborators

10 papers

eess.SY20221 cited

Assessing the Optimality of LinDist3Flow for Optimal Tap Selection of Step Voltage Regulators in Unbalanced Distribution Networks

Krishna Sandeep Ayyagari, Sherin Ann Abraham, Yiyun Yao +4

The adoption of distributed energy resources such as photovoltaics (PVs) has increased dramatically during the previous decade. The increased penetration of PVs into distribution n…

eess.SP202130 cited

Rejection of Smooth GPS Time Synchronization Attacks via Sparse Techniques

Erick Schmidt, Junhwan Lee, Nikolaos Gatsis +1

This paper presents a novel time synchronization attack (TSA) model for the Global Positioning System (GPS) based on clock data behavior changes in a higher-order derivative domain…

eess.SY2020

Revisiting the Water Quality Sensor Placement Problem: Optimizing Network Observability and State Estimation Metrics

Ahmad F. Taha, Shen Wang, Yi Guo +4

Real-time water quality (WQ) sensors in water distribution networks (WDN) have the potential to enable network-wide observability of water quality indicators, contamination event d…

eess.SP202080 cited

A GPS spoofing detection and classification correlator-based technique using the LASSO

Erick Schmidt, Nikolaos Gatsis, David Akopian

This work proposes a global navigation satellite system (GNSS) spoofing detection and classification technique for single antenna receivers. We formulate an optimization problem at…

math.OC2020

Probabilistic State Estimation in Water Networks

Shen Wang, Ahmad F. Taha, Nikolaos Gatsis +2

State estimation in water distribution networks (WDN), the problem of estimating all unknown network heads and flows given select measurements, is challenging due to the nonconvexi…

math.OC2020

A New Derivative-Free Linear Approximation for Solving the Network Water Flow Problem with Convergence Guarantees

Shen Wang, Ahmad F. Taha, Lina Sela +2

Addressing challenges in urban water infrastructure systems including aging infrastructure, supply uncertainty, extreme events, and security threats, depend highly on water distrib…