Search Results - "Panagiotopoulos, G"

Stretching Method-Based Damage Detection Using Neural Networks by Daskalakis, Emmanouil, Panagiotopoulos, Christos G, Tsogka, Chrysoula

“…We present in this paper a framework for damage detection and localization using neural networks. The data we use to train the network are m×d pixel images…”
Get full text

Computational Vibro-Acoustic Time Reversal for Source and Novelty Localization by Panagiotopoulos, Christos G., Kouzoupis, Spyros, Tsogka, Chrysoula

“…Time reversal has been demonstrated to be effective for source and novelty detection and localization. We extend here previous work in the case of a coupled…”
Get full text

The genomic landscape of ANCA-associated vasculitis: Distinct transcriptional signatures, molecular endotypes and comparison with systemic lupus erythematosus by Banos, Aggelos, Thomas, Konstantinos, Garantziotis, Panagiotis, Filia, Anastasia, Malissovas, Nikolaos, Pieta, Antigone, Nikolakis, Dimitrios, Panagiotopoulos, Alexandros G, Chalkia, Aglaia, Petras, Dimitrios, Bertsias, George, Boumpas, Dimitrios T, Vassilopoulos, Dimitrios

“…Anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitides (AAVs) present with a complex phenotype and are associated with high mortality and…”
Get full text

Stretching Method-Based Operational Modal Analysis of An Old Masonry Lighthouse by Daskalakis, Emmanouil, Panagiotopoulos, Christos G, Tsogka, Chrysoula, Melis, Nikolaos S, Kalogeras, Ioannis

“…We present in this paper a structural health monitoring study of the Egyptian lighthouse of Rethymnon in Crete, Greece. Using structural vibration data…”
Get full text

The Underground Atlas Project by Kaliampakos, D., Benardos, A., Mavrikos, A., Panagiotopoulos, G.

“…[Display omitted] •The framework for indexing and referencing underground sites globally is developed.•A new taxonomy and categorization of underground space…”
Get full text

A Numerical Study on Computational Time Reversal for Structural Health Monitoring by Panagiotopoulos, Christos G., Stavroulakis, Georgios E.

“…Structural health monitoring problems are studied numerically with the time reversal method (TR). The dynamic output of the structure is applied, time…”
Get full text

Crowdsourcing Lost Cultural Heritage by Stathopoulou, E. K., Georgopoulos, A., Panagiotopoulos, G., Kaliampakos, D.

“…Cultural Heritage all over the world is at high risk. Natural and human activities endanger the current state of monuments and sites, whereas many of them have…”
Get full text

Quasistatic adhesive contact of visco-elastic bodies and its numerical treatment for very small viscosity by Roubíček, T., Panagiotopoulos, C.G., Mantič, V.

“…An adhesive unilateral contact of elastic bodies with a small viscosity in the linear Kelvin‐Voigt rheology at small strains is scrutinized. The flow‐rule for…”
Get full text

A Comparison of Computational and Experimental Fluid Dynamics Studies between Scaled and Original Wing Sections, in Single-Phase and Two-Phase Flows, and Evaluation of the Suggested Method by Karkoulias, Dionysios G., Panagiotopoulos, Anastasios G., Giannaros, Andreas I., Margaris, Dionissios P.

“…The correlation between computational fluid dynamics (CFD) and experimental fluid dynamics (EFD) is crucial for the behavior prediction of aerodynamic bodies…”
Get full text

Computational Fluid Dynamics Study of Wing in Air Flow and Air–Solid Flow Using Three Different Meshing Techniques and Comparison with Experimental Results in Wind Tunnel by Karkoulias, Dionysios G., Tzoganis, Evangelos D., Panagiotopoulos, Anastasios G., Acheimastos, Spyridon-Giaroslav D., Margaris, Dionissios P.

“…The main purpose of this work is to simulate the flow of air and solid particles over a wildfire and to investigate the single and multiphase flow over the…”
Get full text

Validation of the Greek version of Mini Tinnitus Questionnaire as a Brief Screening Test for Assessment of Tinnitus-related Distress: our experience in 301 adult patients by Panagiotopoulos, G., Galanakis, M., Varvogli, L., Chrousos, G., Darviri, C.

“…Objectives Validation of the Greek version of Mini Tinnitus Questionnaire (Mini‐TQ‐GR) as a Brief Screening Test for Assessment of Tinnitus‐related Distress…”
Get full text

Shear velocity structure in the Aegean area obtained by inversion of Rayleigh waves by Karagianni, E. E., Papazachos, C. B., Panagiotopoulos, D. G., Suhadolc, P., Vuan, A., Panza, G. F.

“…The purpose of this work is to derive a 3-D tomographic image of the shear wave velocity structure of the crust—uppermost mantle in the Aegean area using the…”
Get full text

Three-dimensional BEM for transient elastodynamics based on the velocity reciprocal theorem by Panagiotopoulos, C.G., Manolis, G.D.

“…The conventional way for formulating a time domain boundary element method (TD-BEM) in linear elastodynamics is to utilize Graffi's reciprocal theorem. This…”
Get full text

Currently active regions of decelerating-accelerating seismic strain in central Asia by Papazachos, B. C., Scordilis, E. M., Panagiotopoulos, D. G., Papazachos, C. B., Karakaisis, G. F.

“…Accelerating preshock seismic strain in a broad (critical) region and decelerating preshock seismic strain in a narrower (seismogenic) region constitute a…”
Get full text

Boundary Integral Formulation of Frictionless Contact Problems Based on an Energetic Approach and Its Numerical Implementation by the Collocation BEM by Panagiotopoulos, Christos G., Mantič, Vladislav, García, Israel G., Graciani, Enrique

“…A unified methodology to solve problems of frictionless unilateral contact as well as adhesive contact between linear elastic solids is presented. This…”
Get full text

Energy-Conserving Time Discretization of Abstract Dynamic Problems with Applications in Continuum Mechanics of Solids by Roubíček, Tomáš, Panagiotopoulos, Christos G.

“…An abstract second-order evolution equation or inclusion is discretized in time in such a way that the energy is conserved at least in qualified cases,…”
Get full text

Present patterns of decelerating–accelerating seismic strain in South Japan by Papazachos, B. C., Karakaisis, G. F., Scordilis, E. M., Papazachos, C. B., Panagiotopoulos, D. G.

“…Decelerating generation of preshocks in a narrow (seismogenic) region and accelerating generation of other preshocks in a broader (critical) region, called…”
Get full text

A simple and efficient BEM implementation of quasistatic linear visco-elasticity by Panagiotopoulos, C.G., Mantič, V., Roubíček, T.

“…A simple yet efficient procedure to solve quasistatic problems of special linear visco-elastic solids at small strains with equal rheological response in all…”
Get full text

Fatigue and Metabolic Responses during Repeated Sets of Bench Press Exercise to Exhaustion at Different Ranges of Motion by Tsoukos, Athanasios, Krzysztofik, Michał, Wilk, Michal, Zajac, Adam, Panagiotopoulos, Michail G, Psarras, Ilias-Iason, Petraki, Despina P, Terzis, Gerasimos, Bogdanis, Gregory C

“…This study compared the acute effects of different ranges of motion (ROM) on fatigue and metabolic responses during repeated sets of bench press exercise. Ten…”
Get full text

Stress-driven local-solution approach to quasistatic brittle delamination by Roubíček, Tomáš, Thomas, Marita, Panagiotopoulos, Christos G.

“…A unilateral contact problem between elastic bodies at small strains glued by a brittle adhesive is addressed in the quasistatic rate-independent setting. The…”
Get full text