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Oct 05, 2018
Differential Geometry
Analysis of PDEs

In this last section we prove Theorem 1.6.

Density problems for second order Sobolev spaces and cut-off function…

We consider complete non-compact manifolds which satisfy either a sub-quadratic growth of the norm of the Riemann curvature, or a sub-quadratic growt…
May 31, 2008
Fluid Dynamics

An exploratory analysis of the transient and long term behaviour of …

An initial-value problem for arbitrary small 3D vorticity perturbations imposed on a free shear flow is considered. The viscous perturbation equation…
Aug 03, 2018
Computer Vision

Hallucinating Agnostic Images to Generalize Across Domains

The ability to generalize across visual domains is crucial for the robustness of artificial recognition systems. Although many training sources may b…
Feb 17, 2016
Social and Information Networks
Probability

Diffusion of innovation in large scale graphs

Will a new smartphone application diffuse deeply in the population or will it sink into oblivion soon? To predict this, we argue that common models o…
May 12, 2016
Computer Vision
Robotics

Fast Graph-Based Object Segmentation for RGB-D Images

Object segmentation is an important capability for robotic systems, in particular for grasping. We present a graph- based approach for the segmentati…
Jan 28, 2019
Machine Learning
Cryptography and Security
Computer Vision

CapsAttacks: Robust and Imperceptible Adversarial Attacks on Capsule …

Capsule Networks envision an innovative point of view about the representation of the objects in the brain and preserve the hierarchical spatial rela…
Dec 22, 2016
Mesoscale and Nanoscale Physics

Interplay between Rashba interaction and electromagnetic field in the…

The effects of Rashba interaction and electromagnetic field on the edge states of a two-dimensional topological insulator are investigated in a non-p…
Jul 27, 2018
Signal Processing

Multirate 5G Downlink Performance Comparison for f-OFDM and w-OFDM …

One of the main open problems for next generation wireless networks, is to find the new OFDM-based waveform to be used in 5G. The new modulation sche…
Jan 28, 2009
Information Theory

Efficient LDPC Codes over GF(q) for Lossy Data Compression

In this paper we consider the lossy compression of a binary symmetric source. We present a scheme that provides a low complexity lossy compressor wit…
Dec 23, 2013
Numerical Analysis

On the decay of the inverse of matrices that are sum of Kronecker p…

Decay patterns of matrix inverses have recently attracted considerable interest, due to their relevance in numerical analysis, and in applications re…
Jul 29, 2017
Differential Geometry

Topologically embedded pseudospherical cylinders

The class of traveling wave solutions of the sine-Gordon equation is known to be in 1-1 correspondence with the class of (necessarily singular) pseud…
Dec 24, 2018
Physics and Society
Mathematical Physics
Numerical Analysis
Adaptation and Self-Organizing Systems

Hydrodynamic models of preference formation in multi-agent societies

In this paper, we discuss the passage to hydrodynamic equations for kinetic models of opinion formation. The considered kinetic models feature an opi…
Jan 26, 2018
Systems and Control

The closed-loop system formed by the plant (1), controlled in feedback by the parallel connection of Knl and Klin, is described by the following equations:

Data-Driven Inversion-Based Control: closed-loop stability analysis f…

Data-Driven Inversion-Based Control (D$^{2}$-IBC) is a recently introduced control design method for uncertain nonlinear systems, relying on a two de…
Dec 27, 2012
Numerical Analysis

Robust Preconditioners for DG-Discretizations with Arbitrary Polynomi…

Discontinuous Galerkin (DG) methods offer an enormous flexibility regarding local grid refinement and variation of polynomial degrees for a variety o…
May 09, 2016
Statistical Mechanics

The Langevin equation for systems with a preferred spatial direction

In this paper, we generalize the theory of Brownian motion and the Onsager-Machlup theory of fluctuations for spatially symmetric systems to equilibr…
Nov 11, 2013
Information Theory

Joint recovery algorithms using difference of innovations for distr…

Distributed compressed sensing is concerned with representing an ensemble of jointly sparse signals using as few linear measurements as possible. Two…
Feb 12, 2013
Mesoscale and Nanoscale Physics

Wigner-function formalism applied to semiconductor quantum devices: …

The Wigner-function formalism is a well known approach to model charge transport in semiconductor nanodevices. Primary goal of the present article is…
Apr 22, 2018
Optics

Self-pulsing in single section ring lasers based on Quantum Dot mat…

We studied theoretically coherent phenomena in the multimode dynamics of single section semiconductor ring lasers with Quantum Dots (QDs) active regi…
Jul 05, 2007
Other

Performance of Linear Field Reconstruction Techniques with Noise and …

We consider a wireless sensor network, sampling a bandlimited field, described by a limited number of harmonics. Sensor nodes are irregularly deploye…
Aug 30, 2018
Fluid Dynamics

Spatial characterization of turbulent channel flow via complex networ…

A network-based analysis of a turbulent channel flow numerically solved at $Re_\tau=180$ is proposed as an innovative perspective for the spatial cha…
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