A Variational Bayesian Approach to Self-Tuning Robust Adjustment for Joint Inversion of Nonlinear Volcano Source Model with -Distributed Random Errors

L Wang, Q Wu - Journal of surveying engineering, 2022 - ascelibrary.org
Variance component estimation (VCE), herein called joint inversion, is a widely used
approach to weigh the contributions of different data sets. Traditionally, the random errors of …

Adaptive Message Passing For Cooperative Positioning Under Unknown Non-Gaussian Noises

J Xiong, XP Xie, Z Xiong, Y Zhuang… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
In cooperative intelligent transportation systems (C-ITSs), vehicular positioning performance
can be augmented by network-shared data and cooperative positioning (CP) algorithms …

Stochastic Learning of Non-Conjugate Variational Posterior for Image Classification

KL Lim - arXiv preprint arXiv:2412.08951, 2024 - arxiv.org
Large scale Bayesian nonparametrics (BNP) learner such as stochastic variational inference
(SVI) can handle datasets with large class number and large training size at fractional cost …

Deep Clustering using Dirichlet Process Gaussian Mixture and Alpha Jensen-Shannon Divergence Clustering Loss

KL Lim - arXiv preprint arXiv:2412.08940, 2024 - arxiv.org
Deep clustering is an emerging topic in deep learning where traditional clustering is
performed in deep learning feature space. However, clustering and deep learning are often …

Deep Clustering using Dirichlet Process Gaussian Mixture

KL Lim - 2021 International Joint Conference on Neural …, 2021 - ieeexplore.ieee.org
Deep clustering is an emerging topic in deep learning where traditional clustering is
performed in deep learning feature space. However, clustering and deep learning are often …

Variational posterior approximation using stochastic gradient ascent with adaptive stepsize

KL Lim, X Jiang - Pattern Recognition, 2021 - Elsevier
Scalable algorithms of variational posterior approximation allow Bayesian nonparametrics
such as Dirichlet process mixture to scale up to larger dataset at fractional cost. Recent …

Bayesian mixture models for cytometry data analysis

L Lin, BP Hejblum - Wiley Interdisciplinary Reviews …, 2021 - Wiley Online Library
Bayesian mixture models are increasingly used for model‐based clustering and the follow‐
up analysis on the clusters identified. As such, they are of particular interest for analyzing …

Variational infinite heterogeneous mixture model for semi-supervised clustering of heart enhancers

TF Mehdi, G Singh, JA Mitchell, AM Moses - Bioinformatics, 2019 - academic.oup.com
Motivation Mammalian genomes can contain thousands of enhancers but only a subset are
actively driving gene expression in a given cellular context. Integrated genomic datasets can …

Non-conjugate Posterior using Stochastic Gradient Ascent with Adaptive Stepsize

KL Lim - 2020 International Joint Conference on Neural …, 2020 - ieeexplore.ieee.org
Large scale Bayesian nonparametrics (BNP) learner such as Stochastic Variational
Inference (SVI) can handle datasets with large class number and large training size at …

[PDF][PDF] Variational Inference of Dirichlet Process Mixture using Stochastic Gradient Ascent.

KL Lim - ICPRAM, 2020 - scitepress.org
The variational inference of Bayesian mixture models such as the Dirichlet process mixture
is not scalable to very large datasets, since the learning is based on computing the entire …