Search Results for author: Fabio Zanasi

Found 9 papers, 1 papers with code

Deep Learning with Parametric Lenses

no code implementations30 Mar 2024 Geoffrey S. H. Cruttwell, Bruno Gavranovic, Neil Ghani, Paul Wilson, Fabio Zanasi

We propose a categorical semantics for machine learning algorithms in terms of lenses, parametric maps, and reverse derivative categories.

Categories of Differentiable Polynomial Circuits for Machine Learning

no code implementations12 Mar 2022 Paul Wilson, Fabio Zanasi

Reverse derivative categories (RDCs) have recently been shown to be a suitable semantic framework for studying machine learning algorithms.

BIG-bench Machine Learning

Functorial String Diagrams for Reverse-Mode Automatic Differentiation

no code implementations28 Jul 2021 Mario Alvarez-Picallo, Dan R. Ghica, David Sprunger, Fabio Zanasi

We enhance the calculus of string diagrams for monoidal categories with hierarchical features in order to capture closed monoidal (and cartesian closed) structure.

Categorical Foundations of Gradient-Based Learning

no code implementations2 Mar 2021 G. S. H. Cruttwell, Bruno Gavranović, Neil Ghani, Paul Wilson, Fabio Zanasi

We propose a categorical semantics of gradient-based machine learning algorithms in terms of lenses, parametrised maps, and reverse derivative categories.

Reverse Derivative Ascent: A Categorical Approach to Learning Boolean Circuits

no code implementations26 Jan 2021 Paul Wilson, Fabio Zanasi

Our motivating example is boolean circuits: we show how our algorithm can be applied to such circuits by using the theory of reverse differential categories.

BIG-bench Machine Learning

Coalgebraic Semantics for Probabilistic Logic Programming

no code implementations7 Dec 2020 Tao Gu, Fabio Zanasi

Probabilistic logic programming is increasingly important in artificial intelligence and related fields as a formalism to reason about uncertainty.

Logic in Computer Science

String Diagram Rewrite Theory I: Rewriting with Frobenius Structure

1 code implementation3 Dec 2020 Filippo Bonchi, Fabio Gadducci, Aleks Kissinger, Pawel Sobocinski, Fabio Zanasi

In the last part, we also see that the approach can be generalised to model rewriting modulo multiple Frobenius structures.

Logic in Computer Science Category Theory

Causal Inference by String Diagram Surgery

no code implementations20 Nov 2018 Bart Jacobs, Aleks Kissinger, Fabio Zanasi

We represent the effect of such an intervention as an endofunctor which performs `string diagram surgery' within the syntactic category of string diagrams.

Causal Inference

The Logical Essentials of Bayesian Reasoning

no code implementations3 Apr 2018 Bart Jacobs, Fabio Zanasi

This chapter offers an accessible introduction to the channel-based approach to Bayesian probability theory.

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