UAV photogrammetry for concrete bridge inspection using object-based image analysis (OBIA)
S Zollini, M Alicandro, D Dominici, R Quaresima… - Remote Sensing, 2020 - mdpi.com
Monitoring infrastructures is becoming an important and challenging issue. In Italy, the
heritage consists of more than 60,000 bridges, which need to be inspected and detected in …
heritage consists of more than 60,000 bridges, which need to be inspected and detected in …
Modeling terrestrial laser scanner data for precise structural deformation measurement
SJ Gordon, DD Lichti - Journal of surveying engineering, 2007 - ascelibrary.org
A modeling strategy has been developed that permits coarse-precision terrestrial laser
scanner observations to be used to accurately measure vertical deflections of deforming …
scanner observations to be used to accurately measure vertical deflections of deforming …
Photogrammetric techniques in civil engineering material testing and structure monitoring
HG Maas, U Hampel - Photogrammetric Engineering & Remote …, 2006 - ingentaconnect.com
Civil engineering material testing includes a wide range of applications requiring the
determination of the three-dimensional shape of an object and changes thereof. Large …
determination of the three-dimensional shape of an object and changes thereof. Large …
Improved Levenberg–Marquardt backpropagation neural network by particle swarm and whale optimization algorithms to predict the deflection of RC beams
J Zhao, H Nguyen, T Nguyen-Thoi, PG Asteris… - Engineering with …, 2022 - Springer
The aim of this study is to develop a novel computer-aided method for the prediction of the
deflection of reinforced concrete beams (DRCB) under concentrated loads. To this end, in …
deflection of reinforced concrete beams (DRCB) under concentrated loads. To this end, in …
Flexible videogrammetric technique for three-dimensional structural vibration measurement
CC Chang, YF Ji - Journal of engineering mechanics, 2007 - ascelibrary.org
A videogrammetric technique is proposed for measuring three-dimensional structural
vibration response in the laboratory. The technique is based on the principles of close-range …
vibration response in the laboratory. The technique is based on the principles of close-range …
Strategy for crack width measurement of multiple crack patterns in civil engineering material testing using a monocular image sequence analysis
F Liebold, HG Maas - PFG–Journal of Photogrammetry, Remote Sensing …, 2020 - Springer
An image sequence analysis procedure is developed to quantitatively analyze complex
multiple crack patterns in tension tests of fiber-reinforced composite specimens. Planar …
multiple crack patterns in tension tests of fiber-reinforced composite specimens. Planar …
Crack measurement: Development, testing and applications of an automatic image-based algorithm
L Barazzetti, M Scaioni - ISPRS Journal of Photogrammetry and Remote …, 2009 - Elsevier
The paper presents an Image-based Method for Crack Analysis (IMCA) which is capable of
processing a sequence of digital imagery to perform a twofold task:(i) the extraction of crack …
processing a sequence of digital imagery to perform a twofold task:(i) the extraction of crack …
Structural health monitoring of bridges using digital image correlation
Due to the aging global civil infrastructure (eg bridges), there is a critical need for monitoring
and assessing structural integrity of large scale structures. According to the ASCE, in 2008 …
and assessing structural integrity of large scale structures. According to the ASCE, in 2008 …
Applications of photogrammetry to structural assessment
Photogrammetry is a method developed in the early XIXth century. Nowadays, with digital
photography associated to the development of image processing and its automation, this …
photography associated to the development of image processing and its automation, this …
Photogrammetric techniques for monitoring tunnel deformation
M Scaioni, L Barazzetti, A Giussani, M Previtali… - Earth Science …, 2014 - Springer
This paper presents two innovative methods for tunnel monitoring that are based on digital
photogrammetry. Both have been conceived to speed up operations that are currently …
photogrammetry. Both have been conceived to speed up operations that are currently …