Alessandro Varsi

According to our database, Alessandro Varsi authored at least 15 papers between 2019 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

A Massively Parallel SMC Sampler for Decision Trees.

Efthyvoulos Drousiotis, Alessandro Varsi, Alexander M. Phillips, Simon Maskell, Paul G. Spirakis

Algorithms, 2025

Minimum Error Resampling.

Soodeh Habibi, Efthyvoulos Drousiotis, Alessandro Varsi, Simon Maskell

Proceedings of the Machine Learning, Optimization, and Data Science, 2025

Hyperparameter Optimization for Bayesian Decision Trees.

Efthyvoulos Drousiotis, Soodeh Habibi, Alessandro Varsi, Simon Maskell, Paul G. Spirakis

Proceedings of the Machine Learning, Optimization, and Data Science, 2025

A Shared Memory Optimal Parallel Redistribution Algorithm for SMC Samplers with Variable Size Samples.

Alessandro Varsi, Efthyvoulos Drousiotis, Paul G. Spirakis, Simon Maskell

Proceedings of the Learning and Intelligent Optimization - 19th International Conference, 2025

Stone Soup Goes NUTS: Adding Proposals and the No-U-Turn Sampler to Stone Soup.

Alberto Acuto, Lyudmil Vladimirov, Alessandro Varsi, Paul R. Horridge, Simon Maskell

Proceedings of the 28th International Conference on Information Fusion, 2025

Adversarial Attacks on Trees: Size Matters.

Efthyvoulos Drousiotis, Soodeh Habibi, Alessandro Varsi, Simon Maskell, Paul G. Spirakis, Tom Lovett

Proceedings of the Artificial Intelligence Applications and Innovations, 2025

2024

A General-Purpose Fixed-Lag No U-Turn Sampler for Nonlinear Non-Gaussian State Space Models.

Alessandro Varsi, Lee Devlin, Paul R. Horridge, Simon Maskell

IEEE Trans. Aerosp. Electron. Syst., August, 2024

Enhanced SMC²: Leveraging Gradient Information from Differentiable Particle Filters Within Langevin Proposals.

Conor Rosato, Joshua Murphy, Alessandro Varsi, Paul R. Horridge, Simon Maskell

Proceedings of the IEEE International Conference on Multisensor Fusion and Integration for Intelligent Systems, 2024

Conditional Importance Resampling for an Enhanced Sequential Monte Carlo Sampler.

Soodeh Habibi, Efthyvoulos Drousiotis, Alessandro Varsi, Simon Maskell, Robert E. Moore, Paul G. Spirakis

Proceedings of the Learning and Intelligent Optimization - 18th International Conference, 2024

An SMC Sampler for Decision Trees with Enhanced Initial Proposal for Stochastic Metaheuristic Optimization.

Efthyvoulos Drousiotis, Alessandro Varsi, Paul G. Spirakis, Simon Maskell

Proceedings of the Learning and Intelligent Optimization - 18th International Conference, 2024

2023

An O(log2 N) SMC² Algorithm on Distributed Memory with an Approx. Optimal L-Kernel.

Conor Rosato, Alessandro Varsi, Joshua Murphy, Simon Maskell

Proceedings of the 2023 IEEE Symposium Sensor Data Fusion and International Conference on Multisensor Fusion and Integration (SDF-MFI), 2023

A Shared Memory SMC Sampler for Decision Trees.

Efthyvoulos Drousiotis, Alessandro Varsi, Paul G. Spirakis, Simon Maskell

Proceedings of the 35th IEEE International Symposium on Computer Architecture and High Performance Computing, 2023

2021

An O(log2N) Fully-Balanced Resampling Algorithm for Particle Filters on Distributed Memory Architectures.

Alessandro Varsi, Simon Maskell, Paul G. Spirakis

Algorithms, 2021

2020

A Fast Parallel Particle Filter for Shared Memory Systems.

Alessandro Varsi, Jack Taylor, Lykourgos Kekempanos, Edward Pyzer-Knapp, Simon Maskell

IEEE Signal Process. Lett., 2020

2019

A Single SMC Sampler on MPI that Outperforms a Single MCMC Sampler.

Alessandro Varsi, Lykourgos Kekempanos, Jeyarajan Thiyagalingam, Simon Maskell

CoRR, 2019