Search Results for author: Isabella Verdinelli

Found 6 papers, 0 papers with code

Feature Importance: A Closer Look at Shapley Values and LOCO

no code implementations10 Mar 2023 Isabella Verdinelli, Larry Wasserman

We are particularly interested in the effect of correlation between features which can obscure interpretability.

Feature Correlation Feature Importance

Decorrelated Variable Importance

no code implementations21 Nov 2021 Isabella Verdinelli, Larry Wasserman

We propose a method for mitigating the effect of correlation by defining a modified version of LOCO.

Forest Guided Smoothing

no code implementations8 Mar 2021 Isabella Verdinelli, Larry Wasserman

We use the output of a random forest to define a family of local smoothers with spatially adaptive bandwidth matrices.

Finding Singular Features

no code implementations1 Jun 2016 Christopher Genovese, Marco Perone-Pacifico, Isabella Verdinelli, Larry Wasserman

We present a method for finding high density, low-dimensional structures in noisy point clouds.

Clustering

Nonparametric Inference For Density Modes

no code implementations29 Dec 2013 Christopher Genovese, Marco Perone-Pacifico, Isabella Verdinelli, Larry Wasserman

We derive nonparametric confidence intervals for the eigenvalues of the Hessian at modes of a density estimate.

valid

Nonparametric ridge estimation

no code implementations20 Dec 2012 Christopher R. Genovese, Marco Perone-Pacifico, Isabella Verdinelli, Larry Wasserman

Ridge estimation is an extension of mode finding and is useful for understanding the structure of a density.

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