Search Results for author: Hien Duy Nguyen

Found 3 papers, 1 papers with code

Risk Bounds for Mixture Density Estimation on Compact Domains via the $h$-Lifted Kullback--Leibler Divergence

no code implementations19 Apr 2024 Mark Chiu Chong, Hien Duy Nguyen, TrungTin Nguyen

We consider the problem of estimating probability density functions based on sample data, using a finite mixture of densities from some component class.

Density Estimation

Non-asymptotic model selection in block-diagonal mixture of polynomial experts models

no code implementations18 Apr 2021 TrungTin Nguyen, Faicel Chamroukhi, Hien Duy Nguyen, Florence Forbes

This model selection criterion allows us to handle the challenging problem of inferring the number of mixture components, the degree of polynomial mean functions, and the hidden block-diagonal structures of the covariance matrices, which reduces the number of parameters to be estimated and leads to a trade-off between complexity and sparsity in the model.

Model Selection regression

A non-asymptotic approach for model selection via penalization in high-dimensional mixture of experts models

1 code implementation6 Apr 2021 TrungTin Nguyen, Hien Duy Nguyen, Faicel Chamroukhi, Florence Forbes

Mixture of experts (MoE) are a popular class of statistical and machine learning models that have gained attention over the years due to their flexibility and efficiency.

Model Selection

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