Multi-language evaluation of exact solvers in graphical model discrete optimization

B Hurley, B O'sullivan, D Allouche, G Katsirelos… - Constraints, 2016 - Springer
By representing the constraints and objective function in factorized form, graphical models
can concisely define various NP-hard optimization problems. They are therefore extensively …

[HTML][HTML] Computational protein design as an optimization problem

D Allouche, I André, S Barbe, J Davies, S de Givry… - Artificial Intelligence, 2014 - Elsevier
Proteins are chains of simple molecules called amino acids. The three-dimensional shape of
a protein and its amino acid composition define its biological function. Over millions of years …

Variable neighborhood search for graphical model energy minimization

A Ouali, D Allouche, S de Givry, S Loudni, Y Lebbah… - Artificial Intelligence, 2020 - Elsevier
Graphical models factorize a global probability distribution/energy function as the
product/sum of local functions. A major inference task, known as MAP in Markov Random …

Virtual pairwise consistency in cost function networks

P Montalbano, D Allouche, S De Givry… - … on Integration of …, 2023 - Springer
In constraint satisfaction, pairwise consistency (PWC) is a well-known local consistency
improving generalized arc consistency in theory but not often in practice. A popular …

MAP Inference Via -Sphere Linear Program Reformulation

B Wu, L Shen, T Zhang, B Ghanem - International Journal of Computer …, 2020 - Springer
Maximum a posteriori (MAP) inference is an important task for graphical models. Due to
complex dependencies among variables in realistic models, finding an exact solution for …

Anytime anyspace AND/OR search for bounding the partition function

Q Lou, R Dechter, A Ihler - Proceedings of the AAAI Conference on …, 2017 - ojs.aaai.org
Bounding the partition function is a key inference task in many graphical models. In this
paper, we develop an anytime anyspace search algorithm taking advantage of AND/OR tree …

[PDF][PDF] Recursive Best-First AND/OR Search for Optimization in Graphical Models.

A Kishimoto, R Marinescu - UAI, 2014 - auai.org
The paper presents and evaluates the power of limited memory best-first search over
AND/OR spaces for optimization tasks in graphical models. We propose Recursive Best-First …

Exact and approximate inference in graphical models: variable elimination and beyond

N Peyrard, MJ Cros, S de Givry, A Franc… - arxiv preprint arxiv …, 2015 - arxiv.org
Probabilistic graphical models offer a powerful framework to account for the dependence
structure between variables, which is represented as a graph. However, the dependence …

Computational protein design using AND/OR branch-and-bound search

Y Zhou, Y Wu, J Zeng - Journal of computational biology, 2016 - liebertpub.com
The computation of the global minimum energy conformation (GMEC) is an important and
challenging topic in structure-based computational protein design. In this article, we propose …

Exact or approximate inference in graphical models: why the choice is dictated by the treewidth, and how variable elimination can be exploited

N Peyrard, MJ Cros, S de Givry, A Franc… - Australian & New …, 2019 - Wiley Online Library
Probabilistic graphical models offer a powerful framework to account for the dependence
structure between variables, which is represented as a graph. However, the dependence …