Search Results for author: Peter Xenopoulos

Found 8 papers, 0 papers with code

ESTA: An Esports Trajectory and Action Dataset

no code implementations20 Sep 2022 Peter Xenopoulos, Claudio Silva

Sports, due to their global reach and impact-rich prediction tasks, are an exciting domain to deploy machine learning models.

Log Parsing

Graph Neural Networks to Predict Sports Outcomes

no code implementations28 Jul 2022 Peter Xenopoulos, Claudio Silva

To address this issue, we introduce a sport-agnostic graph-based representation of game states.

Sports Analytics

Calibrate: Interactive Analysis of Probabilistic Model Output

no code implementations27 Jul 2022 Peter Xenopoulos, Joao Rulff, Luis Gustavo Nonato, Brian Barr, Claudio Silva

Calibrate constructs a reliability diagram that is resistant to drawbacks in traditional approaches, and allows for interactive subgroup analysis and instance-level inspection.

Topological Representations of Local Explanations

no code implementations6 Jan 2022 Peter Xenopoulos, Gromit Chan, Harish Doraiswamy, Luis Gustavo Nonato, Brian Barr, Claudio Silva

Furthermore, due to the stochastic nature of some explainability methods, it is possible for different runs of a method to produce contradictory explanations for a given observation.

Optimal Team Economic Decisions in Counter-Strike

no code implementations20 Sep 2021 Peter Xenopoulos, Bruno Coelho, Claudio Silva

For example, at the beginning of each round in a Counter-Strike game, teams decide how much of their in-game dollars to spend on equipment.

Decision Making

Valuing Player Actions in Counter-Strike: Global Offensive

no code implementations2 Nov 2020 Peter Xenopoulos, Harish Doraiswamy, Claudio Silva

Esports, despite its expanding interest, lacks fundamental sports analytics resources such as accessible data or proven and reproducible analytical frameworks.

Sports Analytics

Introducing DeepBalance: Random Deep Belief Network Ensembles to Address Class Imbalance

no code implementations28 Sep 2017 Peter Xenopoulos

Class imbalance problems manifest in domains such as financial fraud detection or network intrusion analysis, where the prevalence of one class is much higher than another.

feature selection Fraud Detection

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