Publications

Publications

Full grouped catalogue across 8 CV subsections covering 40 outputs in total.

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Catalogue

40 outputs grouped across 8 CV subsections.

Scalability and robustness in scientific statistical machine learning

Revisiting Incremental Stochastic Majorization-Minimization Algorithms with Applications to Mixture of Experts

TrungKhang Tran; TrungTin Nguyen; Gersende Fort; Tung Doan; Hien Duy Nguyen; Binh T Nguyen; Florence Forbes; Christopher Drovandi
Preprint
2026 · arXiv preprint arXiv:2601.19811

Fast Model Selection and Stable Optimization for Softmax-Gated Multinomial-Logistic Mixture of Experts Models

TrungKhang Tran; TrungTin Nguyen; Md Abul Bashar; Nhat Ho; Richi Nayak; Christopher Drovandi
Preprint
2026 · arXiv preprint arXiv:2602.07997

Bayesian Parameter Balancing Enables Robust and Consistent Estimation of Kinetic Parameter Uncertainty

TrungTin Nguyen; Binh H. Ho; Michael Pan; Jennifer A. Flegg; Michael J. McDonald; Christopher Drovandi
Preprint
2026 · bioRxiv

StructSAM: Structure- and Spectrum-Preserving Token Merging for Segment Anything Models

Duy Minh Ho Nguyen and collaborators including TrungTin Nguyen
Workshop
2026 · ICML 2026 Workshop on AdaptFM: Resource-Adaptive Foundation Model Inference

Lambda-PSD: Scalable Approximate SNR-Optimised Polynomial Stein Discrepancies

Minh Long Nguyen; Thanh Long Vu; Christopher Drovandi; Leah F. South; TrungTin Nguyen
Workshop
2026 · ICML 2026 Workshop on Hypothesis Testing

StructSAM: Structure-and Spectrum-Preserving Token Merging for Segment Anything Models

Duy MH Nguyen and collaborators including TrungTin Nguyen
Preprint
2026 · arXiv preprint arXiv:2603.07307

Dendrograms of Mixing Measures for Softmax-Gated Gaussian Mixture of Experts: Consistency Without Model Sweeps

Do Tien Hai; Trung Nguyen Mai; TrungTin Nguyen; Nhat Ho; Binh T Nguyen; Christopher Drovandi
Conference
2026 · Proceedings of The 29th International Conference on Artificial Intelligence and Statistics, AISTATS 2026 Spotlight Acceptance rate 2.5% over 2102 submissions.

Model Selection for Gaussian-gated Gaussian Mixture of Experts Using Dendrograms of Mixing Measures

Tuan Thai; TrungTin Nguyen; Dat Do; Nhat Ho; Christopher Drovandi
Preprint
2025 · arXiv preprint arXiv:2505.13052

Accelerating Transformers with Spectrum-Preserving Token Merging

Hoai-Chau Tran and collaborators including TrungTin Nguyen
Conference
2024 · Advances in Neural Information Processing Systems, NeurIPS 2024 Acceptance rate 25.8% over 15671 submissions.

HyperRouter: Towards Efficient Training and Inference of Sparse Mixture of Experts

Truong Giang Do and collaborators including TrungTin Nguyen
Conference
2023 · Proceedings of the 2023 Empirical Methods in Natural Language Processing, EMNLP 2023 Main Acceptance rate 14% over 1041 submissions.

Model selection

Modifications of the BIC for order selection in finite mixture models

Hien Duy Nguyen; TrungTin Nguyen
Journal
2026 · Annals of the Institute of Statistical Mathematics

On the large-sample limits of some Bayesian model evaluation statistics

Hien Duy Nguyen; Mayetri Gupta; Jacob Westerhout; TrungTin Nguyen
Journal
2026 · Econometrics and Statistics

A non-asymptotic risk bound for model selection in high-dimensional mixture of experts via joint rank and variable selection

TrungTin Nguyen; Dung Ngoc Nguyen; Hien Duy Nguyen; Faicel Chamroukhi
Conference
2023 · Australasian Joint Conference on Artificial Intelligence 2023, AJCAI 2023 Long Oral Presentation Acceptance rate 11% over 213 submissions.

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

TrungTin Nguyen; Hien Duy Nguyen; Faicel Chamroukhi; Florence Forbes
Journal
2022 · Electronic Journal of Statistics

Model selection by penalization in mixture of experts models with a non-asymptotic approach

TrungTin Nguyen; Faicel Chamroukhi; Hien Duy Nguyen; Florence Forbes
Conference
2022 · JDS 2022 - 53èmes Journées de Statistique de la Société Française de Statistique (SFdS)

Model Selection and Approximation in High-dimensional Mixtures of Experts Models: From Theory to Practice

TrungTin Nguyen
Thesis
2021 · PhD Thesis, Normandie Université

An l1-oracle inequality for the Lasso in high-dimensional mixtures of experts models

TrungTin Nguyen; Hien D Nguyen; Faicel Chamroukhi; Geoffrey J. McLachlan
Preprint
2020 · arXiv preprint arXiv:2009.10622

Approximation capabilities and convergence rates of the mixture of experts models

Approximation rates for finite mixtures of location-scale models

Hien Duy Nguyen; TrungTin Nguyen; Jacob Westerhout; Xin Guo
Preprint
2025 · arXiv preprint arXiv:2508.10612

Towards Convergence Rates for Parameter Estimation in Gaussian-gated Mixture of Experts

Huy Nguyen; TrungTin Nguyen; Khai Nguyen; Nhat Ho
Conference
2024 · Proceedings of The 27th International Conference on Artificial Intelligence and Statistics, AISTATS 2024 Acceptance rate 27.6% over 1980 submissions.

A General Theory for Softmax Gating Multinomial Logistic Mixture of Experts

Huy Nguyen; Pedram Akbarian; TrungTin Nguyen; Nhat Ho
Conference
2024 · Proceedings of the 41st International Conference on Machine Learning, ICML 2024 Acceptance rate 27.5% over 9473 submissions.

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

Mark Chiu Chong; Hien Duy Nguyen; TrungTin Nguyen
Journal
2024 · Transactions on Machine Learning Research

Demystifying Softmax Gating Function in Gaussian Mixture of Experts

Huy Nguyen; TrungTin Nguyen; Nhat Ho
Conference
2023 · Advances in Neural Information Processing Systems, NeurIPS 2023 Spotlight Acceptance rate 3.6% over 12343 submissions.

Approximation of probability density functions via location-scale finite mixtures in Lebesgue spaces

TrungTin Nguyen; Faicel Chamroukhi; Hien D. Nguyen; Geoffrey J. McLachlan
Journal
2022 · Communications in Statistics - Theory and Methods

Approximations of conditional probability density functions in Lebesgue spaces via mixture of experts models

Hien Duy Nguyen; TrungTin Nguyen; Faicel Chamroukhi; Geoffrey J. McLachlan
Journal
2021 · Journal of Statistical Distributions and Applications

Approximation by finite mixtures of continuous density functions that vanish at infinity

TrungTin Nguyen; Hien D. Nguyen; Faicel Chamroukhi; Geoffrey J. McLachlan
Journal
2020 · Cogent Mathematics & Statistics

Deep neural networks

FACET: A Fragment-Aware Conformer Ensemble Transformer

Duy Minh Ho Nguyen and collaborators including TrungTin Nguyen
Conference
2026 · The Fourteenth International Conference on Learning Representations, ICLR 2026 Acceptance rate 28% over close to 19000 submissions.

From Fragments to Geometry: A Unified Graph Transformer for Molecular Representation from Conformer Ensembles

Duy Minh Ho Nguyen and collaborators including TrungTin Nguyen
Workshop
2025 · ICML 2025 Generative AI and Biology (GenBio) Workshop

Enriched Instruction-Following Graph Alignment for Efficient Medical Vision-Language Models

Duy Minh Ho Nguyen and collaborators including TrungTin Nguyen
Workshop
2025 · ICML 2025 Workshop on Multi-modal Foundation Models and Large Language Models for Life Sciences

LoGra-Med: Long Context Multi-Graph Alignment for Medical Vision-Language Model

Duy M. H. Nguyen and collaborators including TrungTin Nguyen
Conference
2025 · Advances in Neural Information Processing Systems, NeurIPS 2025 Acceptance rate 24.52% over 21575 submissions.

CompeteSMoE--Effective Training of Sparse Mixture of Experts via Competition

Quang Pham and collaborators including TrungTin Nguyen
Preprint
2024 · arXiv preprint arXiv:2402.02526

Structure-Aware E(3)-Invariant Molecular Conformer Aggregation Networks

Duy MH Nguyen and collaborators including TrungTin Nguyen
Conference
2024 · Proceedings of the 41st International Conference on Machine Learning, ICML 2024 Acceptance rate 27.5% over 9473 submissions.

Simulation-based inference

Revisiting Concentration Results for Approximate Bayesian Computation

Hien Duy Nguyen; TrungTin Nguyen; Julyan Arbel; Florence Forbes
Journal
2025 · Bayesian Analysis

Bayesian Likelihood Free Inference using Mixtures of Experts

Hien Duy Nguyen; TrungTin Nguyen; Florence Forbes
Conference
2024 · International Joint Conference on Neural Networks, IJCNN 2024 Acceptance rate 52% over 3272 submissions.

Mixture of expert posterior surrogates for approximate Bayesian computation

Florence Forbes; Hien Duy Nguyen; TrungTin Nguyen; Julyan Arbel
Conference
2022 · JDS 2022 - 53èmes Journées de Statistique de la Société Française de Statistique (SFdS)

Summary statistics and discrepancy measures for approximate Bayesian computation via surrogate posteriors

Florence Forbes; Hien Duy Nguyen; TrungTin Nguyen; Julyan Arbel
Journal
2022 · Statistics and Computing

Approximate Bayesian computation with surrogate posteriors

Julyan Arbel; Florence Forbes; Hien Duy Nguyen; TrungTin Nguyen
Conference
2021 · ISBA 2021 - World Meeting of the International Society for Bayesian Analysis

Asymptotic statistics

On the Asymptotic Distribution of the Minimum Empirical Risk

Jacob Westerhout; TrungTin Nguyen; Xin Guo; Hien Duy Nguyen
Conference
2024 · Proceedings of the 41st International Conference on Machine Learning, ICML 2024 Acceptance rate 27.5% over 9473 submissions.

Bayesian nonparametrics

Bayesian nonparametric mixture of experts for inverse problems

TrungTin Nguyen; Florence Forbes; Julyan Arbel; Hien Duy Nguyen
Journal
2024 · Journal of Nonparametric Statistics

Bayesian nonparametric mixture of experts for high-dimensional inverse problems

TrungTin Nguyen; Florence Forbes; Julyan Arbel
Conference
2022 · BNP13 – 13th Conference on Bayesian Nonparametrics

Missing data

A Unified Framework for Variable Selection in Model-Based Clustering with Missing Not at Random

Binh H Ho; Long Nguyen Chi; TrungTin Nguyen; Binh T Nguyen; Van Ha Hoang; Christopher Drovandi
Conference
2025 · Advances in Neural Information Processing Systems, NeurIPS 2025 Acceptance rate 24.52% over 21575 submissions.