output
19942026
most citedAncient human genomes suggest three ancestral populations for present-day Europeans

1.5k citations

Showing 2021Show all

137 papers · 1 filter

gr-qc2021★ 12 cited

A geometric view on local Lorentz transformations in teleparallel gravity

Manuel Hohmann

Local Lorentz transformations play an important role in teleparallel gravity theories, in which a tetrad is conventionally employed as a fundamental field variable describing the g…

gr-qc2021★ 41 cited

Stability criterion for white dwarfs in Palatini gravity

Lupamudra Sarmah, Surajit Kalita, Aneta Wojnar

Recent observations of several peculiar over- and under-luminous type Ia supernovae infer indirect evidence for the violation of the Chandrasekhar mass-limit by suggesting the exis…

q-bio.BM2021★ 1 cited

Simple End-to-end Deep Learning Model for CDR-H3 Loop Structure Prediction

Natalia Zenkova, Ekaterina Sedykh, Tatiana Shugaeva +3

Predicting a structure of an antibody from its sequence is important since it allows for a better design process of synthetic antibodies that play a vital role in the health indust…

cs.DC2021★ 18 cited

TOSCAdata: Modelling data pipeline applications in TOSCA

Chinmaya Kumar Dehury, Pelle Jakovits, Satish Narayana Srirama +2

The serverless platform allows a customer to effectively use cloud resources and pay for the exact amount of used resources. A number of dedicated open source and commercial cloud…

astro-ph.SR2021★ 30 cited

Estimating fundamental parameters of nearby M dwarfs from SPIRou spectra

P. I. Cristofari, J. -F. Donati, T. Masseron +10

We present the results of a study aiming at retrieving the fundamental parameters of M dwarfs from spectra secured with SPIRou, the near-infrared high-resolution spectropolarimeter…

physics.ins-det2021

On muon energy group structure based on deflection angle for application in muon scattering tomography: A Monte Carlo study through GEANT4 simulations

Ahmet Ilker Topuz, Madis Kiisk, Andrea Giammanco +1

The average deflection angle of the tracked muons in the muon scattering tomography exponentially declines in function of the initial kinetic energy, the angular dependence of whic…

cond-mat.mtrl-sci2021★ 10 cited

Predicting Core Electron Binding Energies in Elements of the First Transition Series Using the -Self-Consistent-Field Method

Juhan Matthias Kahk, Johannes Lischner

The -Self-Consistent-Field (SCF) method has been established as an accurate and computationally efficient approach for calculating absolute core electron binding energies for…

astro-ph.SR2021

The winds of young Solar-type stars in Coma Berenices and Hercules-Lyra

Dag Evensberget, Bradley D. Carter, Stephen C. Marsden +3

We present wind models of ten young Solar-type stars in the Hercules-Lyra association and the Coma Berenices cluster aged around 0.26 Gyr and 0.58 Gyr respectively. Combined with f…

gr-qc2021★ 22 cited

Dark matter candidate from torsion

Álvaro de la Cruz Dombriz, Francisco José Maldonado Torralba, David F. Mota

The stable pseudo-scalar degree of freedom of the quadratic Poincaré Gauge theory of gravity is shown to be a suitable dark matter candidate. We find the parameter space of the the…

gr-qc2021

Pre-main sequence evolution of low-mass stars in Eddington-inspired Born-Infeld gravity

Merce Guerrero, Diego Rubiera-Garcia, Aneta Wojnar

We study three aspects of the early-evolutionary phases in low-mass stars within Eddington-inspired Born-Infeld (EiBI) gravity, a viable extension of General Relativity. These aspe…

gr-qc2021

Cosmology in the novel scalar-tensor representation of gravity

Tiago B. Gonçalves, João Luís Rosa, Francisco S. N. Lobo

We apply cosmological reconstruction methods to the modified gravity, in its recently developed scalar-tensor representation. We do this analysis assuming a perfect fluid…

astro-ph.SR2021

A rare phosphorus-rich star in an eclipsing binary from TESS

Colin P. Folsom, Mihkel Kama, Tõnis Eenmäe +6

Context: Few exoplanets around hot stars with radiative envelopes have been discovered, although new observations from the TESS mission are improving this. Stars with radiative env…

gr-qc2021

A Quantum Informational Approach to the Problem of Time

Salman Sajad Wani, James Q. Quach, Mir Faizal +2

Several novel approaches have been proposed to resolve the problem of time by relating it to change. We argue using quantum information theory that the Hamiltonian constraint in qu…

hep-ph2021★ 26 cited

Topological tensor invariants and the current algebra approach: Analysis of 196 nonleptonic two-body decays of single and double charm baryons -- a review

Stefan Groote, Jürgen G. Körner

We shed new light on the standard current algebra approach to the nonleptonic two-body decays of single and double heavy charm baryons. By making use of the completeness relation f…

cs.LG2021★ 194 cited

Classifier Calibration: A survey on how to assess and improve predicted class probabilities

Telmo Silva Filho, Hao Song, Miquel Perello-Nieto +3

This paper provides both an introduction to and a detailed overview of the principles and practice of classifier calibration. A well-calibrated classifier correctly quantifies the…

gr-qc2021★ 47 cited

Cosmology in scalar-tensor gravity

Tiago B. Gonçalves, João Luís Rosa, Francisco S. N. Lobo

In this work, we use reconstruction methods to obtain cosmological solutions in the recently developed scalar-tensor representation of gravity. Assuming that matter is des…

gr-qc2021★ 21 cited

Junction conditions for generalized hybrid metric-Palatini gravity with applications

João Luís Rosa, José P. S. Lemos

The generalized hybrid metric-Palatini gravity is a theory of gravitation that has an action composed of a Lagrangian , where is a function of the metric Ricci sca…

cs.DB2021

Semantic Foundations of Seraph Continuous Graph Query Language

Emanuele Falzone, Riccardo Tommasini, Emanuele Della Valle +6

The scientific community has been studying graph data models for decades. Their high expressiveness and elasticity led the scientific community to design a variety of graph data mo…

astro-ph.SR2021★ 11 cited

The magnetic field and magnetosphere of Plaskett's star: A fundamental shift in our understanding of the system

J. H. Grunhut, G. A. Wade, C. P. Folsom +7

Plaskett's "star" appears to be one of a small number of short-period binary systems known to contain a hot, massive, magnetic star. Building on the 2013 discovery investigation, w…

cs.SE2021★ 13 cited

An adaptive 3D virtual learning environment for training software developers in scrum

Ezequiel Scott, Marcelo Campo

Scrum is one of the most used frameworks for agile software development because of its potential improvements in productivity, quality, and client satisfaction. Academia has also f…

gr-qc2021★ 7 cited

Gauge-invariant post-Newtonian perturbations in symmetric teleparallel gravity

Manuel Hohmann

We present an extension to the gauge-invariant formulation of the parameterized post-Newtonian (PPN) formalism, which allows its application to symmetric teleparallel gravity theor…

cs.DC2021★ 45 cited

MUVINE: Multi-stage Virtual Network Embedding in Cloud Data Centers using Reinforcement Learning based Predictions

Hiren Kumar Thakkar, Chinmaya Kumar Dehury, Prasan Kumar Sahoo

The recent advances in virtualization technology have enabled the sharing of computing and networking resources of cloud data centers among multiple users. Virtual Network Embeddin…

cs.DC2021★ 18 cited

Failure Aware Semi-Centralized Virtual Network Embedding in Cloud Computing Fat-Tree Data Center Networks

Chinmaya Kumar Dehury, Prasan Kumar Sahoo

In Cloud Computing, the tenants opting for the Infrastructure as a Service (IaaS) send the resource requirements to the Cloud Service Provider (CSP) in the form of Virtual Network…

cs.LG2021★ 4 cited

Shift Happens: Adjusting Classifiers

Theodore James Thibault Heiser, Mari-Liis Allikivi, Meelis Kull

Minimizing expected loss measured by a proper scoring rule, such as Brier score or log-loss (cross-entropy), is a common objective while training a probabilistic classifier. If the…