Search Results for author: Måns Magnusson

Found 11 papers, 6 papers with code

Probabilistic Embeddings with Laplacian Graph Priors

no code implementations25 Mar 2022 Väinö Yrjänäinen, Måns Magnusson

The proposed model enables incorporating graph side-information into static word embeddings.

Word Embeddings

Unbiased estimator for the variance of the leave-one-out cross-validation estimator for a Bayesian normal model with fixed variance

1 code implementation25 Aug 2020 Tuomas Sivula, Måns Magnusson, Aki Vehtari

We show that it is possible to construct an unbiased estimator considering a specific predictive performance measure and model.

Methodology

Uncertainty in Bayesian Leave-One-Out Cross-Validation Based Model Comparison

1 code implementation24 Aug 2020 Tuomas Sivula, Måns Magnusson, Aki Vehtari

We show that it is possible that the problematic skewness of the error distribution, which occurs when the models make similar predictions, does not fade away when the data size grows to infinity in certain situations.

Methodology

Sparse Parallel Training of Hierarchical Dirichlet Process Topic Models

1 code implementation EMNLP 2020 Alexander Terenin, Måns Magnusson, Leif Jonsson

To scale non-parametric extensions of probabilistic topic models such as Latent Dirichlet allocation to larger data sets, practitioners rely increasingly on parallel and distributed systems.

Topic Models

Bayesian leave-one-out cross-validation for large data

no code implementations24 Apr 2019 Måns Magnusson, Michael Riis Andersen, Johan Jonasson, Aki Vehtari

Model inference, such as model comparison, model checking, and model selection, is an important part of model development.

Model Selection

Pólya Urn Latent Dirichlet Allocation: a doubly sparse massively parallel sampler

1 code implementation12 Apr 2017 Alexander Terenin, Måns Magnusson, Leif Jonsson, David Draper

We conclude by comparing the performance of our algorithm with that of other approaches on well-known corpora.

Topic Models

DOLDA - a regularized supervised topic model for high-dimensional multi-class regression

1 code implementation31 Jan 2016 Måns Magnusson, Leif Jonsson, Mattias Villani

Generating user interpretable multi-class predictions in data rich environments with many classes and explanatory covariates is a daunting task.

General Classification Multi-class Classification +2

Sparse Partially Collapsed MCMC for Parallel Inference in Topic Models

1 code implementation11 Jun 2015 Måns Magnusson, Leif Jonsson, Mattias Villani, David Broman

We propose a parallel sparse partially collapsed Gibbs sampler and compare its speed and efficiency to state-of-the-art samplers for topic models on five well-known text corpora of differing sizes and properties.

Topic Models

Cannot find the paper you are looking for? You can Submit a new open access paper.