1 code implementation • 11 Jun 2024 • Denis Blessing, Xiaogang Jia, Johannes Esslinger, Francisco Vargas, Gerhard Neumann
Monte Carlo methods, Variational Inference, and their combinations play a pivotal role in sampling from intractable probability distributions.
no code implementations • 9 Jun 2024 • Paulina Kulytė, Francisco Vargas, Simon Valentin Mathis, Yu Guang Wang, José Miguel Hernández-Lobato, Pietro Liò
Our model, DiffForce, employs forces to guide the diffusion sampling process, effectively blending the two distributions.
1 code implementation • 3 Jun 2024 • Alexander Denker, Francisco Vargas, Shreyas Padhy, Kieran Didi, Simon Mathis, Vincent Dutordoir, Riccardo Barbano, Emile Mathieu, Urszula Julia Komorowska, Pietro Lio
In this work, we unify conditional training and sampling using the mathematically well-understood Doob's h-transform.
no code implementations • 14 Dec 2023 • Kieran Didi, Francisco Vargas, Simon V Mathis, Vincent Dutordoir, Emile Mathieu, Urszula J Komorowska, Pietro Lio
Many protein design applications, such as binder or enzyme design, require scaffolding a structural motif with high precision.
1 code implementation • 3 Jul 2023 • Francisco Vargas, Shreyas Padhy, Denis Blessing, Nikolas Nüsken
Connecting optimal transport and variational inference, we present a principled and systematic framework for sampling and generative modelling centred around divergences on path space.
no code implementations • 16 May 2023 • Francisco Vargas, Teodora Reu, Anna Kerekes, Michael M Bronstein
Denoising diffusion models are a class of generative models which have recently achieved state-of-the-art results across many domains.
no code implementations • 15 Apr 2023 • Aditya Ravuri, Francisco Vargas, Vidhi Lalchand, Neil D. Lawrence
Dimensionality reduction (DR) algorithms compress high-dimensional data into a lower dimensional representation while preserving important features of the data.
no code implementations • 27 Feb 2023 • Francisco Vargas, Will Grathwohl, Arnaud Doucet
Denoising Diffusion Samplers (DDS) are obtained by approximating the corresponding time-reversal.
1 code implementation • 28 Jan 2022 • Shauli Ravfogel, Francisco Vargas, Yoav Goldberg, Ryan Cotterell
One prominent approach for the identification of concepts in neural representations is searching for a linear subspace whose erasure prevents the prediction of the concept from the representations.
no code implementations • pproximateinference AABI Symposium 2022 • David Lopes Fernandes, Francisco Vargas, Carl Henrik Ek, Neill D. F. Campbell
We present a variational inference scheme to learn a model that solves the Schrödinger Bridge Problem (SBP).
no code implementations • pproximateinference AABI Symposium 2022 • Francisco Vargas, Andrius Ovsianas, David Fernandes, Mark Girolami, Neil D. Lawrence, Nikolas Nüsken
In this work we explore a new framework for approximate Bayesian inference in large datasets based on stochastic control (i. e. Schr\"odinger bridges).
no code implementations • 15 Oct 2021 • Han Xuanyuan, Francisco Vargas, Stephen Cummins
Others have proposed the use of model pruning and efficient data representations to reduce the number of HE operations required.
1 code implementation • 3 Jun 2021 • Francisco Vargas, Pierre Thodoroff, Neil D. Lawrence, Austen Lamacraft
The Schr\"odinger bridge problem (SBP) finds the most likely stochastic evolution between two probability distributions given a prior stochastic evolution.
1 code implementation • EMNLP 2020 • Francisco Vargas, Ryan Cotterell
Their method takes pre-trained word representations as input and attempts to isolate a linear subspace that captures most of the gender bias in the representations.
1 code implementation • ACL 2019 • Francisco Vargas, Kamen Brestnichki, Alex Papadopoulos-Korfiatis, Nils Hammerla
In this work we approach the task of learning multilingual word representations in an offline manner by fitting a generative latent variable model to a multilingual dictionary.
1 code implementation • 30 Apr 2019 • Francisco Vargas, Kamen Brestnichki, Nils Hammerla
We introduce a probabilistic framework for quantifying the semantic similarity between two groups of embeddings.
no code implementations • 20 Mar 2016 • Alexander Gomez, Augusto Salazar, Francisco Vargas
Non intrusive monitoring of animals in the wild is possible using camera trapping framework, which uses cameras triggered by sensors to take a burst of images of animals in their habitat.
no code implementations • 11 Feb 2016 • Carlos Palma, Augusto Salazar, Francisco Vargas
Automatic recognition of the quality of movement in human beings is a challenging task, given the difficulty both in defining the constraints that make a movement correct, and the difficulty in using noisy data to determine if these constraints were satisfied.