Results 21 to 30 of about 811,574 (294)

Expansive Clay Cracking Behavior through Digital Image Correlation [PDF]

open access: yesE3S Web of Conferences, 2020
Expansive soils may present cracks arising from the drying process and their evolution can cause irreparable damages to engineering projects. Investigating this phenomenon is vital to understanding its geomechanics.
Araujo Arthur Gomes Dantas de   +6 more
doaj   +1 more source

Digital image correlation for structural health monitoring – a review [PDF]

open access: yesE3S Web of Conferences, 2021
This paper presents a detailed review of the use of digital image correlation on structural health monitoring. The durability of structures like bridges and buildings etc., need to monitor continuously.
Tharun Kumar Reddy K, Koniki Srikanth
doaj   +1 more source

Time‐resolved integrated digital image correlation [PDF]

open access: yesInternational Journal for Numerical Methods in Engineering, 2015
SummaryThis paper discusses a method that provides the direct identification of constitutive model parameters by intimately integrating the finite element method (FEM) with digital image correlation (DIC), namely, directly connecting the experimentally obtained images for all time increments to the unknown material parameters. The problem is formulated
Neggers, J.   +4 more
openaire   +3 more sources

On image gradients in digital image correlation

open access: yesInternational Journal for Numerical Methods in Engineering, 2015
SummaryIn digital image correlation (DIC), the unknown displacement field is typically identified by minimizing the linearized form of the brightness conservation equation, while the minimization scheme also involves a linearization, yielding a two‐step linearization with four implicit assumptions.
J. Neggers   +3 more
openaire   +2 more sources

EVALUATION OF CORRELATIONAL INFORMATION IN DIGITIZED CELL IMAGES [PDF]

open access: yesJournal of Histochemistry & Cytochemistry, 1974
The processing of digitized cell images by computer may yield information not only about a set of cell image properties but also about their mutual dependencies. Observation of the covariance matrix of image properties of cellular material showing a response to chemotherapeutic treatment, ionizing radiation or antigenic challenge or following a ...
P H, Bartels   +5 more
openaire   +2 more sources

Identification of Lüders bands using digital image correlation [PDF]

open access: yesThe Holistic Approach to Environment, 2019
This paper presents the characterization of Lüders bands by digital image correlation on niobium microalloyed steel during a static tensile testing.
Tin Brlić   +4 more
doaj   +1 more source

Application of Digital Image Correlation to Cement Paste [PDF]

open access: yesThe 18th International Conference on Experimental Mechanics, 2018
In this paper digital image correlation (DIC) has been applied to study the deformation process of cementitious material at very early age. After mixing of cement-based materials, the cement hydration process begins. Consequently, the ongoing chemical reactions result in a 3D deformation process (shrinkage).
Evin Dildar Dzaye   +2 more
openaire   +2 more sources

Digital Image Correlation Characterization of Deformation Behavior and Cracking of Porous Segmented Alumina under Uniaxial Compression

open access: yesCeramics, 2023
In this study, the two-dimensional digital image correlation (DIC) technique has been applied to sequences of images taken from the surfaces of porous, segmented alumina samples during uniaxial compression tests.
Vladimir Kibitkin   +8 more
doaj   +1 more source

Meta-lens digital image correlation

open access: yesOpto-Electronic Advances
With the same level of measurement accuracy, more portable and miniaturized measurement systems will have greater advantages, providing users with more flexible and convenient measurement solutions.
Zhou Zhao   +11 more
doaj   +1 more source

Digital image correlation: displacement accuracy estimation

open access: yesEPJ Web of Conferences, 2010
The aim of this collaborative work is to study the uncertainties associated with Digital Image Correlation techniques (DIC). More specifically, the link between displacement uncertainties and several correlation parameters chosen by the user and relative
Wattrisse B.   +3 more
doaj   +1 more source

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