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Related papers: FIRE 7: Automatic Reduction with Modular Approach

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We present the main improvements and new features in version $\texttt{2.0}$ of the open-source $\texttt{C++}$ library $\texttt{FireFly}$ for the interpolation of rational functions. This includes algorithmic improvements, e.g. a hybrid…

Mathematical Software · Computer Science 2021-05-05 Jonas Klappert , Sven Yannick Klein , Fabian Lange

Reduze is a computer program for reducing Feynman Integrals to master integrals employing a Laporta algorithm. The program is written in C++ and uses classes provided by the GiNaC library to perform the simplifications of the algebraic…

Computational Physics · Physics 2014-11-20 C. Studerus

We present the powerful module-intersection integration-by-parts (IBP) method, suitable for multi-loop and multi-scale Feynman integral reduction. Utilizing modern computational algebraic geometry techniques, this new method successfully…

High Energy Physics - Theory · Physics 2018-09-11 Janko Boehm , Alessandro Georgoudis , Kasper J. Larsen , Hans Schoenemann , Yang Zhang

Supervised imitation learning, also known as behavioral cloning, suffers from distribution drift leading to failures during policy execution. One approach to mitigate this issue is to allow an expert to correct the agent's actions during…

Robotics · Computer Science 2023-12-11 Trevor Ablett , Filip Marić , Jonathan Kelly

A modular application of the integration by fractional expansion (IBFE) method for evaluating Feynman diagrams is extended to diagrams that contain loop triangle subdiagrams in their geometry. The technique is based in the replacement of…

High Energy Physics - Theory · Physics 2009-07-09 Ivan Gonzalez , Ivan Schmidt

We present a new interface called FeynHelpers that connects FeynCalc, a Mathematica package for symbolic semi-automatic evaluation of Feynman diagrams and calculations in quantum field theory (QFT) to Package-X and FIRE. The former provides…

Computational Physics · Physics 2018-01-30 Vladyslav Shtabovenko

We present FIRE, Fast Interpretable Rule Extraction, an optimization-based framework to extract a small but useful collection of decision rules from tree ensembles. FIRE selects sparse representative subsets of rules from tree ensembles,…

Machine Learning · Computer Science 2023-06-14 Brian Liu , Rahul Mazumder

Reduze is a computer program for reducing Feynman integrals to master integrals employing a variant of Laporta's reduction algorithm. This article describes version 2 of the program. New features include the distributed reduction of single…

High Energy Physics - Phenomenology · Physics 2012-01-23 A. von Manteuffel , C. Studerus

Integration by parts reduction is a standard component of most modern multi-loop calculations in quantum field theory. We present a novel strategy constructed to overcome the limitations of currently available reduction programs based on…

High Energy Physics - Phenomenology · Physics 2015-09-22 Andreas von Manteuffel , Robert M. Schabinger

In this manuscript, which is to appear in the proceedings of the conference "MathemAmplitude 2019" in Padova, Italy, we provide an overview of the module intersection method for the the integration-by-parts (IBP) reduction of multi-loop…

High Energy Physics - Theory · Physics 2020-10-15 Dominik Bendle , Janko Boehm , Wolfram Decker , Alessandro Georgoudis , Franz-Josef Pfreundt , Mirko Rahn , Yang Zhang

Phase space cuts are implemented by inserting Heaviside theta functions in the integrands of momentum-space Feynman integrals. By directly parametrizing theta functions and constructing integration-by-parts (IBP) identities in the…

High Energy Physics - Phenomenology · Physics 2021-03-29 Wen Chen

We present FaRe, a package for Mathematica that implements the decomposition of a generic tensor Feynman integral, with arbitrary loop number, into scalar integrals in higher dimension. In order for FaRe to work, the package FeynCalc is…

High Energy Physics - Phenomenology · Physics 2016-03-23 Michele Re Fiorentin

Integration-by-parts (IBP) identities and differential equations are the primary modern tools for the evaluation of high-order Feynman integrals. They are commonly derived and implemented in the momentum-space representation. We provide a…

High Energy Physics - Phenomenology · Physics 2023-10-09 Daniele Artico , Lorenzo Magnea

The divertor in a magnetic confinement fusion reactor is an essential component for power dissipation and particle removal. The FIREFLY package for rapid evaluation of divertor designs is presented as an extension of the FLARE code for…

Plasma Physics · Physics 2026-04-14 Heinke Frerichs , Dieter Boeyaert , Yuhe Feng , Detlev Reiter

Systems of integration-by-parts identities play an important role in simplifying the higher-loop Feynman integrals that arise in quantum field theory. Solving these systems is equivalent to reducing integrals containing numerator products…

High Energy Physics - Phenomenology · Physics 2018-07-18 David A. Kosower

Firedrake is a new tool for automating the numerical solution of partial differential equations. Firedrake adopts the domain-specific language for the finite element method of the FEniCS project, but with a pure Python runtime-only…

The standard procedure when evaluating integrals of a given family of Feynman integrals, corresponding to some Feynman graph, is to construct an algorithm which provides the possibility to write any particular integral as a linear…

High Energy Physics - Phenomenology · Physics 2021-02-23 A. V. Smirnov , V. A. Smirnov

Integration-by-parts reductions of Feynman integrals pose a frequent bottle-neck in state-of-the-art calculations in theoretical particle and gravitational-wave physics, and rely on heuristic approaches for selecting integration-by-parts…

High Energy Physics - Theory · Physics 2025-02-10 Matt von Hippel , Matthias Wilhelm

Fire detection algorithms, particularly those based on computer vision, encounter significant challenges such as high computational costs and delayed response times, which hinder their application in real-time systems. To address these…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Jiawei Lan , Ye Tao , Zhibiao Wang , Haoyang Yu , Wenhua Cui

Inter-modality image registration is an critical preprocessing step for many applications within the routine clinical pathway. This paper presents an unsupervised deep inter-modality registration network that can learn the optimal affine…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Chengjia Wang , Giorgos Papanastasiou , Agisilaos Chartsias , Grzegorz Jacenkow , Sotirios A. Tsaftaris , Heye Zhang