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Feb 13, 2017
Mathematical Physics

Behavior of eigenvalues in a region of broken-PT symmetry

PT-symmetric quantum mechanics began with a study of the Hamiltonian $H=p^2+x^2(ix)^\varepsilon$. When $\varepsilon\geq0$, the eigenvalues of this no…
Apr 24, 2013

A Homogeneous Model of Spinfoam Cosmology

We examine spinfoam cosmology by use of a simple graph adapted to homogeneous cosmological models. We calculate dynamics in the isotropic limit, and …
Jun 29, 2016

Spherical collapse of dark matter haloes in tidal gravitational fields

We study the spherical collapse model in the presence of external gravitational tidal shear fields for different dark energy scenarios and investigat…
Apr 03, 2012
Fluid Dynamics
Plasma Physics

The Small-Scale Dynamo and Non-Ideal MHD in Primordial Star Formation

We study the amplification of magnetic fields during the formation of primordial halos. The turbulence generated by gravitational infall motions duri…
Aug 29, 2016
Quantum Gases

Many-body excitations and de-excitations in trapped ultracold bosonic…

We employ the MultiConfiguraional Time-Dependent Hartree for Bosons (MCTDHB) method to study excited states of interacting Bose-Einstein condensates …
Aug 09, 2019
Human-Computer Interaction

Toward a Taxonomy of Inventory Systems for Virtual Reality Games

Virtual reality (VR) games are gradually becoming more elaborated and feature-rich, but fail to reach the complexity of traditional digital games. On…
Oct 17, 2019
Computation and Language

We presented a corpus of aligned triples of German audio, German text, and English translations for speech translation from German to English. The audio data in our corpus are read speech, based on German audio books, ensuring a low amount of speech…

LibriVoxDeEn: A Corpus for German-to-English Speech Translation and …

We present a corpus of sentence-aligned triples of German audio, German text, and English translation, based on German audio books. The corpus consis…
Jun 20, 2012
Computational Physics
Fluid Dynamics

A new density variance - Mach number relation for subsonic and supe…

The probability density function (PDF) of the gas density in subsonic and supersonic, isothermal, driven turbulence is analyzed with a systematic set…
Nov 14, 2019
Machine Learning

Attention on Abstract Visual Reasoning

Attention mechanisms have been boosting the performance of deep learning models on a wide range of applications, ranging from speech understanding to…
Jul 17, 2016

Dirac equation in 2-dimensional curved spacetime, particle creation, …

When quantum fields are coupled to gravitational fields, spontaneous particle creation may occur similarly to when they are coupled to external elect…
Dec 14, 2012
Plasma Physics

Turbulent magnetic field amplification from the smallest to the large…

The small-scale dynamo provides a highly efficient mechanism for the conversion of turbulent into magnetic energy. In astrophysical environments, suc…
May 29, 2019
Computation and Language

TopExNet: Entity-Centric Network Topic Exploration in News Streams

The recent introduction of entity-centric implicit network represen-tations of unstructured text offers novel ways for exploring entityrelations in d…
Aug 01, 2017
Software Engineering

Video as a By-Product of Digital Prototyping: Capturing the Dynamic …

Requirements engineering provides several practices to analyze how a user wants to interact with a future software. Mockups, prototypes, and scenario…
Dec 25, 2012
Fluid Dynamics
Plasma Physics

The Small-Scale Dynamo at Low Magnetic Prandtl Numbers

The present-day Universe is highly magnetized, even though the first magnetic seed fields were most probably extremely weak. To explain the growth of…
Nov 29, 2018

Strong Coupling and non-Markovian Effects in the Statistical Notion o…

We investigate the emergence of temperature $T$ in the system-plus-reservoir paradigm starting from the fundamental microcanonical scenario at total …
Jun 04, 2012

Relativistic virialization in the Spherical Collapse model for Eins…

Spherical collapse has turned out to be a successful semi-analytic model to study structure formation in different DE models and theories of gravity.…
Apr 18, 2019
Machine Learning
Systems and Control

Neural-Attention-Based Deep Learning Architectures for Modeling Traff…

Deep neural networks can be powerful tools, but require careful application-specific design to ensure that the most informative relationships in the …
May 18, 2018

Hubble Tarantula Treasury Project - VI. Identification of Pre-Main-…

The Hubble Tarantula Treasury Project (HTTP) has provided an unprecedented photometric coverage of the entire star-burst region of 30 Doradus down to…
Jul 08, 2015

Extreme value statistics of weak lensing shear peak counts

The statistics of peaks in weak gravitational lensing maps is a promising technique to constrain cosmological parameters in present and future survey…
Dec 28, 2018
Information Retrieval

Uni-DUE Student Team: Tackling fact checking through decomposable a…

In this paper we present our system for the FEVER Challenge. The task of this challenge is to verify claims by extracting information from Wikipedia.…
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