155 citations · 468 across the 44 of their papers we have counts for
30 papers · 1 filter
Distributed Estimation Resilient to Biasing Attacks
Valery Ugrinovskii
We consider the distributed estimation problem with an additional requirement of resilience to biasing attacks. An attack scenario is considered where an adversary misap…
Wiener Filtering for Passive Linear Quantum Systems
V. Ugrinovskii, M. R. James
This paper considers a version of the Wiener filtering problem for equalization of passive quantum linear quantum systems. We demonstrate that taking into consideration the quantum…
Detection and Mitigation of Biasing Attacks on Distributed Estimation Networks
Mohammad Deghat, Valery Ugrinovskii, Iman Shames +1
The paper considers a problem of detecting and mitigating biasing attacks on networks of state observers targeting cooperative state estimation algorithms. The problem is cast with…
Resilient Distributed Estimation via Dynamic Rejection of Biasing Attacks
V. Ugrinovskii
We consider the distributed estimation problem with additional requirement of resilience to biasing attacks. An attack scenario is considered where an adversary misappro…
A Systems Theory Approach to the Synthesis of Minimum Noise Phase-Insensitive Quantum Amplifiers
Ian R. Petersen, Matthew R. James, Valery Ugrinovskii +1
We present a systems theory approach to the proof of a result bounding the required level of added quantum noise in a phase-insensitive quantum amplifier. We also present a synthes…
Robust Detection of Biasing Attacks on Misappropriated Distributed Observers via Decentralized synthesis
V. Ugrinovskii
We develop a decentralized synthesis approach to detection of biasing misappropriation attacks on distributed observers. Its starting point is to equip the observer with…
Controller-jammer game models of Denial of Service in control systems operating over packet-dropping links
V. Ugrinovskii, C. Langbort
The paper introduces a class of zero-sum games between the adversary and controller as a scenario for a `denial of service' in a networked control system. The communication link is…
Detection of Biasing Attacks on Distributed Estimation Networks
Mohammad Deghat, Valery Ugrinovskii, Iman Shames +1
The paper addresses the problem of detecting attacks on distributed estimator networks that aim to intentionally bias process estimates produced by the network. It provides a suffi…
Cooperative Robust Estimation with Local Performance Guarantees
M. Zamani, V. Ugrinovskii
The paper considers the problem of cooperative estimation for a linear uncertain plant observed by a network of communicating sensors. We take a novel approach by treating the filt…
Event-triggered leader-following tracking control for multivariable multi-agent systems
Yi Cheng, V. Ugrinovskii
The paper considers event-triggered leader-follower tracking control for multi-agent systems with general linear dynamics. For both undirected and directed follower graphs, we prop…
Cooperative Estimation for Synchronization of Heterogeneous Multi-Agent Systems Using Relative Information
Jingbo Wu, Valery Ugrinovskii, Frank Allgöwer
In this paper, we present a distributed estimation setup where local agents estimate their states from relative measurements received from their neighbours. In the case of heteroge…
Distributed robust estimation over randomly switching networks using consensus
V. Ugrinovskii
The paper considers a distributed robust estimation problem over a network with Markovian randomly varying topology. The objective is to deal with network variations locally, by sw…
Distributed Filter Design for Cooperative H-Infinity-Type Estimation
Jingbo Wu, Li Li, Valery Ugrinovskii +1
In this paper, we consider the distributed robust filtering problem, where estimator design is based on a set of coupled linear matrix inequalities (LMIs). We separate the problem…
Cooperative H-infinity Estimation for Large-Scale Interconnected Linear Systems
Jingbo Wu, Valery Ugrinovskii, Frank Allgöwer
In this paper, a synthesis method for distributed estimation is presented, which is suitable for dealing with large-scale interconnected linear systems with disturbance. The main f…
Leader-follower Tracking Control with Guaranteed Consensus Performance for Interconnected Systems with Linear Dynamic Uncertain Coupling
Yi Cheng, V. Ugrinovskii
This paper considers the leader-follower tracking control problem for linear interconnected systems with undirected topology and linear dynamic coupling. Interactions between the s…
Gain-scheduled Leader-follower Tracking Control for Interconnected Parameter Varying Systems
Yi Cheng, V. Ugrinovskii
This paper considers the gain-scheduled leader-follower tracking control problem for a parameter varying complex interconnected system with directed communication topology and unce…
Distributed Consensus of Linear Multi-Agent Systems with Switching Directed Topologies
Guanghui Wen, Valery Ugrinovskii
This paper addresses the distributed consensus problem for a linear multi-agent system with switching directed communication topologies. By appropriately introducing a linear trans…
Minimum-Energy Distributed Consensus of Uncertain Agents
Mohammad Zamani, Iman Shames, Valery Ugrinovskii
This paper presents a consensus algorithm for a multi-agent system where each agent has access to its imperfect own state and neighboring state measurements. The measurements are s…
Minimum-Energy Distributed Filtering
Mohammad Zamani, Valery Ugrinovskii
The paper addresses the problem of distributed filtering with guaranteed convergence properties using minimum-energy filtering and filtering methodologies. A linear stat…
Detectability of distributed consensus-based observer networks: An elementary analysis and extensions
V. Ugrinovskii
This paper continues the study of local detectability and observability requirements on components of distributed observers networks to ensure detectability properties of the netwo…
Gain-scheduled synchronization of parameter varying systems via relative consensus with application to synchronization of uncertain bilinear systems
V. Ugrinovskii
The paper considers a problem of consensus-based synchronization of uncertain parameter varying multi-agent systems. We present a method for constructing consensus-based synchroniz…
A Round-Robin Type Protocol for Distributed Estimation with Consensus
V. Ugrinovskii, E. Fridman
The paper considers a distributed robust estimation problem over a network with directed topology involving continuous time observers. While measurements are available to the obser…
Control over adversarial packet-dropping communication networks revisited
V. Ugrinovskii, C. Langbort
We revisit a one-step control problem over an adversarial packet-dropping link. The link is modeled as a set of binary channels controlled by a strategic jammer whose intention is…
Decentralized Measurement Feedback Stabilization of Large-scale Systems via Control Vector Lyapunov Functions
Dabo Xu, Valery Ugrinovskii
This paper studies the problem of decentralized measurement feedback stabilization of nonlinear interconnected systems. As a natural extension of the recent development on control…