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355 papers · 1 filter

cs.SE2020★ 8 cited

A Comprehensive Empirical Evaluation of Generating Test Suites for Mobile Applications with Diversity

Thomas Vogel, Chinh Tran, Lars Grunske

Context: In search-based software engineering we often use popular heuristics with default configurations, which typically lead to suboptimal results, or we perform experiments to…

math.DS2020★ 6 cited

Emulating complex networks with a single delay differential equation

Florian Stelzer, Serhiy Yanchuk

A single dynamical system with time-delayed feedback can emulate networks. This property of delay systems made them extremely useful tools for Machine Learning applications. Here w…

cs.DL2020

Nine Best Practices for Research Software Registries and Repositories: A Concise Guide

Task Force on Best Practices for Software Registries, :, Alain Monteil +30

Scientific software registries and repositories serve various roles in their respective disciplines. These resources improve software discoverability and research transparency, pro…

cond-mat.mtrl-sci2020★ 15 cited

Electronic and Optical Properties of Protonated Triazine Derivatives

Michele Guerrini, Enrique Delgado Aznar, Caterina Cocchi

The peculiar electronic and optical properties of covalent organic frameworks (COFs) are largely determined by protonation, a ubiquitous phenomenon in the solution environment in w…

astro-ph.HE2020★ 31 cited

Observation of a sudden cessation of a very-high-energy gamma-ray flare in PKS 1510-089 with H.E.S.S. and MAGIC in May 2016

H. E. S. S. Collaboration, H. Abdalla, R. Adam +430

The flat spectrum radio quasar (FSRQ) PKS 1510-089 is known for its complex multiwavelength behavior, and is one of only a few FSRQs detected at very high energy (VHE, GeV…

hep-th2020★ 13 cited

Minkowski Box from Yangian Bootstrap

Luke Corcoran, Florian Loebbert, Julian Miczajka +1

We extend the recently developed Yangian bootstrap for Feynman integrals to Minkowski space, focusing on the case of the one-loop box integral. The space of Yangian invariants is s…

cs.GT2020

Selfish Creation of Social Networks

Davide Bilò, Tobias Friedrich, Pascal Lenzner +2

Understanding real-world networks has been a core research endeavor throughout the last two decades. Network Creation Games are a promising approach for this from a game-theoretic…

physics.soc-ph2020★ 32 cited

Modelling nonlinear dynamics of interacting tipping elements on complex networks: the PyCascades package

Nico Wunderling, Jonathan Krönke, Valentin Wohlfarth +6

Tipping elements occur in various systems such as in socio-economics, ecology and the climate system. In many cases, the individual tipping elements are not independent from each o…

nlin.CD2020★ 3 cited

Sub-diffusive behavior in the Standard Map

Matheus S. Palmero, Gabriel I. Díaz, Iberê L. Caldas +1

In this work, we investigate the presence of sub-diffusive behavior in the Chirikov-Taylor Standard Map. We show that the stickiness phenomena, present in the mixed phase space of…

astro-ph.HE2020★ 20 cited

A search for time-dependent astrophysical neutrino emission with IceCube data from 2012 to 2017

IceCube Collaboration, R. Abbasi, M. Ackermann +361

High-energy neutrinos are unique messengers of the high-energy universe, tracing the processes of cosmic-ray acceleration. This paper presents analyses focusing on time-dependent n…

hep-th2020★ 36 cited

String Dualities at Order

Tomas Codina, Olaf Hohm, Diego Marques

We compute the cosmological reduction of the fourth powers of the Riemann tensor claimed to arise in string theory at order , with overall coefficient proportional to $ζ(…

hep-th2020★ 28 cited

Three-Body Effective Potential in General Relativity at Second Post-Minkowskian Order and Resulting Post-Newtonian Contributions

Florian Loebbert, Jan Plefka, Canxin Shi +1

We study the Post-Minkowskian (PM) and Post-Newtonian (PN) expansions of the gravitational three-body effective potential. At order 2PM a formal result is given in terms of a diffe…

cs.MS2020★ 15 cited

NetworkDynamics.jl -- Composing and simulating complex networks in Julia

Michael Lindner, Lucas Lincoln, Fenja Drauschke +4

NetworkDynamics.jl is an easy-to-use and computationally efficient package for working with heterogeneous dynamical systems on complex networks, written in Julia, a high-level, hig…

hep-th2020★ 10 cited

Gauge Invariant Perturbation Theory via Homotopy Transfer

Christoph Chiaffrino, Olaf Hohm, Allison F. Pinto

We show that the perturbative expansion of general gauge theories can be expressed in terms of gauge invariant variables to all orders in perturbations. In this we generalize techn…

math.NA2020★ 2 cited

Mesh Denoising and Inpainting using the Total Variation of the Normal and a Shape Newton Approach

Lukas Baumgärtner, Ronny Bergmann, Roland Herzog +3

We present a novel approach to denoising and inpainting problems for surface meshes. The purpose of these problems is to remove noise or fill in missing parts while preserving impo…

physics.comp-ph2020★ 24 cited

LeptonInjector and LeptonWeighter: A neutrino event generator and weighter for neutrino observatories

R. Abbasi, M. Ackermann, J. Adams +362

We present a high-energy neutrino event generator, called LeptonInjector, alongside an event weighter, called LeptonWeighter. Both are designed for large-volume Cherenkov neutrino…

hep-ph2020★ 23 cited

Simple and statistically sound recommendations for analysing physical theories

Shehu S. AbdusSalam, Fruzsina J. Agocs, Benjamin C. Allanach +72

Physical theories that depend on many parameters or are tested against data from many different experiments pose unique challenges to statistical inference. Many models in particle…

cond-mat.stat-mech2020★ 21 cited

Large Deviation in Continuous Time Random Walks

Adrian Pacheco-Pozo, Igor M. Sokolov

We discuss large deviation properties of continuous-time random walks (CTRW) and present a general expression for the large deviation rate in CTRW in terms of the corresponding rat…

cond-mat.other2020★ 29 cited

Theoretical description of optical and X-ray absorption spectra of MgO including many-body effects

Vijaya Begum, Markus E. Gruner, Christian Vorwerk +2

Here we report the optical and x-ray absorption (XAS) spectra of the wide-band-gap oxide MgO using density functional theory (DFT) and many-body perturbation theory (MBPT). Our com…

cond-mat.str-el2020★ 121 cited

Quantum scars from zero modes in an Abelian lattice gauge theory on ladders

Debasish Banerjee, Arnab Sen

We consider the spectrum of a quantum link model where gauge fields are realized as spins and demonstrate a new mechanism for generating quantum many-body scars (hig…

cond-mat.mtrl-sci2020★ 27 cited

Optical Fingerprints of Polynuclear Complexes in Lead-Halide Perovskite Precursor Solutions

Ana M. Valencia, Oleksandra Shargaieva, Richard Schier +2

Solvent-solute interactions in precursor solutions of lead halide perovskites (LHP) critically impact the quality of solution-processed materials, as they lead to the formation of…

hep-ph2020★ 9 cited

Comments on gauge anomalies at dimension-six in the Standard Model Effective Field Theory

Quentin Bonnefoy, Luca Di Luzio, Christophe Grojean +2

We study whether higher-dimensional operators in effective field theories, in particular in the Standard Model Effective Field Theory (SMEFT), can source gauge anomalies via the mo…

hep-th2020★ 18 cited

Kaluza-Klein Spectroscopy for the Leigh-Strassler SCFT

Nikolay Bobev, Emanuel Malek, Brandon Robinson +2

We apply recently developed tools from exceptional field theory to calculate the full Kaluza-Klein spectrum of the AdS Pilch-Warner solution of type IIB supergravity. Through t…

hep-lat2020★ 23 cited

Strong coupling constant from moments of quarkonium correlators revisited

Peter Petreczky, Johannes Heinrich Weber

We revisit previous determination of the strong coupling constant from moments of quarkonium correlators in (2+1)-flavor QCD. We use previously calculated moments obtained with Hig…