Margreta Kuijper

A Novel Partial Joint Processing Architecture for distributed Massive MIMO

Supuni Gunasekara, Rajitha Senanayake, Peter Smith, Margreta Kuijper

Conference Proceedings  |  2022  |  2022 IEEE 95TH VEHICULAR TECHNOLOGY CONFERENCE (VTC2022-SPRING)

We propose a new partial joint processing architecture for distributed massive multiple-input multiple-output (MIMO) networks. As ..

Efficient Error-correcting Output Codes for Adversarial Learning Robustness

Li Wan, Tansu Alpcan, Emanuele Viterbo, Margreta Kuijper

Conference Proceedings  |  2022  |  IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS (ICC 2022)

Despite their many successful applications, Deep Neural Networks (DNNs) are vulnerable to intentionally designed adversarial examp..

An Unknown Input Multiobserver Approach for Estimation and Control Under Adversarial Attacks

Tianci Yang, Carlos Murguia, Margreta Kuijper, Dragan Nesic

Journal article  |  2021  |  IEEE TRANSACTIONS ON CONTROL OF NETWORK SYSTEMS

We address the problem of state estimation, attack isolation, and control of discrete-time linear time-invariant systems under (po..

Linear System Security: Detection and Correction of Adversarial Attacks on a Quanser AERO System

V Liu, M Kuijper

Conference Proceedings  |  2021  |  2021 European Control Conference, ECC 2021

In this paper we consider an experimental setup involving a Quanser AERO system. We construct a model that explicitly accounts for..

A multi-observer based estimation framework for nonlinear systems under sensor attacks

T Yang, C Murguia, M Kuijper, D Nešić

Journal article  |  2020  |  Automatica

For general discrete-time nonlinear systems, we address the state estimation problem under sensor attacks. We provide a general es..

Interpretable Dictionary Learning Using Information Theory

Wan Li, Tansu Alpcan, Margreta Kuijper

Conference Proceedings  |  2020  |  2020 IEEE GLOBAL COMMUNICATIONS CONFERENCE (GLOBECOM)

We propose a novel supervised dictionary learning framework, which is based on discriminative power maximization and the classic L..

An unknown input multi-observer approach for estimation, attack isolation, and control of lti systems under actuator attacks

T Yang, C Murguia, M Kuijper, D Nesic

Conference Proceedings  |  2019  |  Proceedings of the 2019 18th European Control Conference (ECC)

We address the problem of state estimation, attack isolation, and control for discrete-time Linear Time Invariant (LTI) systems un..

Linear system security-Detection and correction of adversarial sensor attacks in the noise-free case

Zhanghan Tang, Margreta Kuijper, Michelle S Chong, Iven Mareels, Christopher Leckie

Journal article  |  2019  |  AUTOMATICA

We address the problem of attack detection and attack correction for multi-output discrete-time linear time-invariant dynamical sy..

Unsupervised Adversarial Anomaly Detection using One-Class Support Vector Machines

T Alpcan, Prameesha Weerasinghe, Margreta Kuijper, Sarah Monazam Erfani, Christopher Leckie

Conference Proceedings  |  2018

Anomaly detection discovers regular patterns in unlabeled data and identifies the non-conforming data points, which in some cases ..

A Robust Circle-criterion Observer-based Estimator for Discrete-time Nonlinear Systems in the Presence of Sensor Attacks

Tianci Yang, Carlos Murguia, Margreta Kuijper, Dragan Nesic

Conference Proceedings  |  2018  |  Proceedings of the 57th IEEE Conference on Decision and Control

We address the problem of robust state estimation and attack isolation for a class of discrete-time nonlinear systems with positiv..