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Tal Friedman

4 accepted papers

2022

Solving Marginal MAP Exactly by Probabilistic Circuit Transformations

AISTATS 2022poster

Probabilistic circuits (PCs) are a class of tractable probabilistic models that allow efficient, often linear-time, inference of queries such as marginals and most probable explanations (MPE). However, marginal MAP, which is central to many decision-making problems, remains a hard query for PCs unle…

2020

Symbolic Querying of Vector Spaces: Probabilistic Databases Meets Relational Embeddings

UAI 2020poster

We propose unifying techniques from probabilistic databases and relational embedding models with the goal of performing complex queries on incomplete and uncertain data. We formalize a probabilistic database model with respect to which all queries are done. This allows us to leverage the rich litera…

2018

A Semantic Loss Function for Deep Learning with Symbolic Knowledge

ICML 2018oral

This paper develops a novel methodology for using symbolic knowledge in deep learning. From first principles, we derive a semantic loss function that bridges between neural output vectors and logical constraints. This loss function captures how close the neural network is to satisfying the constrain…

2018

Approximate Knowledge Compilation by Online Collapsed Importance Sampling

NeurIPS 2018oral

We introduce collapsed compilation, a novel approximate inference algorithm for discrete probabilistic graphical models. It is a collapsed sampling algorithm that incrementally selects which variable to sample next based on the partial compila- tion obtained so far. This online collapsing, together…