Tansu Alpcan

Closing the BIG-LID: An Effective Local Intrinsic Dimensionality Defense for Nonlinear Regression Poisoning

Sandamal Weerasinghe, Tamas Abraham, Tansu Alpcan, Sarah M Erfani, Christopher Leckie, Benjamin IP Rubinstein

Conference Proceedings  |  2021  |  Proceedings of the Thirtieth International Joint Conference on Artificial Intelligence

Nonlinear regression, although widely used in engineering, financial and security applications for automated decision making, is k..

Domain-Aware Multiagent Reinforcement Learning in Navigation

I Saeed, AC Cullen, S Erfani, T Alpcan

Conference Proceedings  |  2021  |  Proceedings of the International Joint Conference on Neural Networks

Multiagent reinforcement learning has shown success in guiding the agents' behaviour in systems that have realworld significance. ..

Using Dueling Double Q-learning for Voltage Regulation in PV-Rich Distribution Networks

G Custodio, LF Ochoa, T Alpcan, FCL Trindade, RA De Godoy Rosolen

Conference Proceedings  |  2021  |  2021 IEEE Madrid PowerTech, PowerTech 2021 - Conference Proceedings

The widespread adoption of photovoltaic (PV) systems results in reverse power flows that are already causing overvoltage problems ..

Model-Free Voltage Calculations for PV-Rich LV Networks: Smart Meter Data and Deep Neural Networks

V Bassi, L Ochoa, T Alpcan

Conference Proceedings  |  2021  |  2021 IEEE Madrid PowerTech, PowerTech 2021 - Conference Proceedings

The widespread adoption of residential photovoltaic (PV) systems is causing voltage rise issues on low voltage (LV) networks. Oper..

Privacy-Preserving Collaborative SDR Networks for Anomaly Detection

M Katzef, AC Cullen, T Alpcan, C Leckie, J Kopacz

Conference Proceedings  |  2021  |  IEEE International Conference on Communications

By offering unprecedented flexibility for wireless communications, Software-Defined Radio (SDR) is an enabling technology for dist..

Storage Allocation for Price Volatility Management in Electricity Markets

Amin Masoumzadeh, Ehsan Nekouei, Tansu Alpcan

Book Chapter  |  2021

Strategic Mitigation Against Wireless Attacks on Autonomous Platoons

G Sun, T Alpcan, BIP Rubinstein, S Camtepe

Book Chapter  |  2021  |  Lecture Notes in Computer Science

With the increased demand for connected and autonomous vehicles, vehicle platoons will play a significant role in the near future,..

Defending Support Vector Machines Against Data Poisoning Attacks

Sandamal Weerasinghe, Tansu Alpcan, Sarah M Erfani, Christopher Leckie

Journal article  |  2021  |  IEEE TRANSACTIONS ON INFORMATION FORENSICS AND SECURITY

Support Vector Machines (SVMs) are vulnerable to targeted training data manipulations such as poisoning attacks and label flips. B..

Interpretable Dictionary Learning Using Information Theory

L Wan, T Alpcan, M Kuijper

Conference Proceedings  |  2020  |  2020 IEEE Global Communications Conference, GLOBECOM 2020 - Proceedings

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

Adversarial Reinforcement Learning under Partial Observability in Autonomous Computer Network Defence

Yi Han, David Hubczenko, Paul Montague, Olivier De Vel, Tamas Abraham, Benjamin IP Rubinstein, Christopher Leckie, Tansu Alpcan, Sarah Erfani

Conference Proceedings  |  2020  |  Proceedings of the International Joint Conference on Neural Networks

Recent studies have demonstrated that reinforcement learning (RL) agents are susceptible to adversarial manipulation, similar to v..