Search Results for author: Robert L. Peach

Found 7 papers, 7 papers with code

Permutation-Free High-Order Interaction Tests

1 code implementation6 Jun 2025 Zhaolu Liu, Robert L. Peach, Mauricio Barahona

Kernel-based hypothesis tests offer a flexible, non-parametric tool to detect high-order interactions in multivariate data, beyond pairwise relationships.

Causal Discovery feature selection

Information-Theoretic Measures on Lattices for High-Order Interactions

1 code implementation14 Aug 2024 Zhaolu Liu, Mauricio Barahona, Robert L. Peach

Traditional measures based solely on pairwise associations often fail to capture the complex statistical structure of multivariate data.

feature selection

Implicit Gaussian process representation of vector fields over arbitrary latent manifolds

1 code implementation28 Sep 2023 Robert L. Peach, Matteo Vinao-Carl, Nir Grossman, Michael David, Emma Mallas, David Sharp, Paresh A. Malhotra, Pierre Vandergheynst, Adam Gosztolai

Gaussian processes (GPs) are popular nonparametric statistical models for learning unknown functions and quantifying the spatiotemporal uncertainty in data.

EEG Gaussian Processes

Interaction Measures, Partition Lattices and Kernel Tests for High-Order Interactions

1 code implementation NeurIPS 2023 Zhaolu Liu, Robert L. Peach, Pedro A. M. Mediano, Mauricio Barahona

Models that rely solely on pairwise relationships often fail to capture the complete statistical structure of the complex multivariate data found in diverse domains, such as socio-economic, ecological, or biomedical systems.

Computational Efficiency

Kernel-based Joint Independence Tests for Multivariate Stationary and Non-stationary Time Series

1 code implementation15 May 2023 Zhaolu Liu, Robert L. Peach, Felix Laumann, Sara Vallejo Mengod, Mauricio Barahona

Multivariate time series data that capture the temporal evolution of interconnected systems are ubiquitous in diverse areas.

Time Series

Semi-supervised classification on graphs using explicit diffusion dynamics

1 code implementation24 Sep 2019 Robert L. Peach, Alexis Arnaudon, Mauricio Barahona

Classification tasks based on feature vectors can be significantly improved by including within deep learning a graph that summarises pairwise relationships between the samples.

Classification General Classification

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