Non-destructive investigation of paintings on canvas by continuous wave terahertz imaging and flash thermography

H Zhang, S Sfarra, K Saluja, J Peeters, J Fleuret… - Journal of …, 2017 - Springer
Terahertz (THz) imaging is increasingly used in the cultural heritage field. In particular,
continuous wave (CW) and low frequency THz is attracting more attention. The first …

Thermographic imaging in cultural heritage: a short review

V Dritsa, N Orazi, Y Yao, S Paoloni, M Koui, S Sfarra - Sensors, 2022 - mdpi.com
Over the recent period, there has been an increasing interest in the use of pulsed infrared
thermography (PT) for the non-destructive evaluation of Cultural Heritage (CH). Unlike other …

Introduction of deep learning in thermographic monitoring of cultural heritage and improvement by automatic thermogram pre-processing algorithms

I Garrido, J Erazo-Aux, S Lagüela, S Sfarra… - Sensors, 2021 - mdpi.com
The monitoring of heritage objects is necessary due to their continuous deterioration over
time. Therefore, the joint use of the most up-to-date inspection techniques with the most …

Autonomous dynamic line-scan continuous-wave terahertz non-destructive inspection system combined with unsupervised exposure fusion

J Hu, H Zhang, S Sfarra, E Pivarčiová, Y Yao… - NDT & E …, 2022 - Elsevier
The investigation of cultural heritage objects is commonly carried out by using non-
destructive inspection techniques. In fact, due to the artistic peculiarities of cultural heritage …

Attention-enhanced U-Net for automatic crack detection in ancient murals using optical pulsed thermography

J Cui, N Tao, AM Omer, C Zhang, Q Zhang, Y Ma… - Journal of Cultural …, 2024 - Elsevier
Ancient mural degradation and destruction may result from various natural causes, resulting
in cracks, peeling, or bulging. As such, regular testing and evaluation of ancient murals are …

Defect detection: An improved YOLOX network applied to a replica of “The Birth of Venus” by Botticelli

Z Zhang, H Zhang, J Hu, S Sfarra, M Mostacci… - Journal of Cultural …, 2023 - Elsevier
Early defects in artworks, which are unnoticeable by the naked eye, can evolve in severity if
left unattended; therefore, their timely and accurate detection is of vital importance. Infrared …

[PDF][PDF] Color change of selected wood species affected by thermal treatment and sanding

M Hrčková, P Koleda, P Koleda, Š Barcík, J Štefková - BioResources, 2018 - academia.edu
The aim of the research was to evaluate the impact of various temperatures of thermal
modification and sanding treatment on the color change of sessile oak, Norway spruce, and …

Measuring the water content in wood using step-heating thermography and speckle patterns-preliminary results

FJ Madruga, S Sfarra, S Perilli, E Pivarčiová… - Sensors, 2020 - mdpi.com
The relationship between wood and its degree of humidity is one of the most important
aspects of its use in construction and restoration. The wood presents a behavior similar to a …

Laser-based, non-invasive monitoring and exponential analysis of the mechanical behaviour of materials with structural inhomogeneities in heat transfer, towards …

K Kosma, M Andrianakis, V Tornari - Applied Physics A, 2022 - Springer
The mechanical response of an inhomogeneous sample, simulating wooden marquetry, is
studied after the application of thermal load and increased initial temperature of the object …

Evaluating quality of marquetries by applying active IR thermography and advanced signal processing

AO Chulkov, S Sfarra, N Saeed, J Peeters… - Journal of Thermal …, 2021 - Springer
Marquetry method is important in the culture of the Italian community as can be witnessed
from the large quantity of artworks that have been realized in this way. The monitoring of the …