digital image correlation (DIC)
Digital image correlation: displacement accuracy estimation
... with Digital Image Correlation techniques ...several correlation parameters chosen by the user and relative to the image analysis software and several image characteristics like ...
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Evaluation of the effect of the specimen image resolution on Non Uniform displacement accuracy of 2D digital image correlation
... Digital Image Correlation (DIC) has been widely used as the optical method for non-contacting measurement in solid mechanics since early 1980s ...
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Development of a Digital Image Correlation controlled fatigue crack propagation experiment
... During some experimental investigations, fatigue tests are used to pre-crack samples in order to local- ize the damage and to create strain/stress singularities. Convention advices to use a constant loading force ratio ...
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Monitoring of civil engineering structures using Digital Image Correlation technique
... The Digital Image Correlation (DIC) technique enables full field, non- contact measurements of displacements and strains of a wide variety of ...the correlation analysis, is also ...
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The use of digital image correlation technique for monitoring masonry arch bridges
... labour-intensive, Digital Image Correlation (DIC) technique offers a low-cost optical solution that allows surface displacement, stress and strain distribution to be recorded without any contact with ...
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Digital image correlation technique in measuring deformation and failure of composite and adhesive
... to digital imaging correlation (DIC) Historically, DIC first came about in the 1980’s due to the dawn of digital camera that had the ‘processing power of a personal computer’ ...a digital ...
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Application of Particle Image Velocimetry (PIV) and Digital Image Correlation (DIC) Techniques on Scaled Slope Models
... Particle Image Velocimetry (PIV) analysis is a velocity measuring technique which was originally applied in the field of experimental fluid mechanics ...of digital images captured during the tests. The ...
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Analysis of Surface Defects in Composites Using Digital Image Correlation and Acoustic Emission
... Shift and deformations in direction of load application were recorded with spot measurement conducted with conventional extensometers equipped with two coupled sensoric arms. Arms of sensor were set to 30 mm distance. ...
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Digital Image Correlation accuracy: influence of kind of speckle and recording setup
... Abstract. Digital Image Correlation (DIC) is a popular optical technique which allows the measurement of displacement and strain fields on an object surface showing a random speckle ...(called ...
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Comparisons of bearing properties for various oriented glulam using digital image correlation
... The goal of this study was to evaluate the bearing prop- erties of the differently oriented glulam using digital image correlation (DIC). Six differently oriented specimens were prepared to analyze ...
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A Comparison of Contact Stiffness Measurements Obtained by the Digital Image Correlation and Ultrasound Techniques
... an image into ...reference image sub-region in the deformed ...deformed image must be ...the digital image correlation technique is given by in two recent reviews by Pan et ...
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The digital image correlation technique applied to single specimen fracture toughness methodology
... Digital image correlation is widely used in different fields of experimental mechanics as a non-contact optical ...two digital images taken from a specimen before and after loading ...first ...
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Visualization of Shear Cracks in a Reinforced Concrete Beam using the Digital Image Correlation
... low-cost digital image correlation system is used to visualize the formation and propagation of concrete cracking in a reinforced concrete ...ordinary digital camera, a remote image ...
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Single point incremental sheet forming investigated by in-process 3D digital image correlation
... both digital image correlation (DIC) and computer stereo vision (utilisation of two cameras), and was developed at the end of the last century ...The correlation scores are computed by ...
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Towards high velocity deformation characterisation of metals and composites using Digital Image Correlation
... Characterisation of materials subject to high velocity deformation is necessary as many materials behave differently under such conditions. It is particularly important for accurate numerical simulation of high strain ...
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Digital image correlation vibrometry with low speed equipment
... The experimental determination of vibration mode shapes has involved a range of techniques over many years, ranging from the generation of Chaldni figures (where powder gran- ules congregate on nodal lines) via the use ...
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Measurement Precision and Spatial Resolution with Kriging Digital Image Correlation
... global digital image correlation (DIC) approach known as Kriging DIC is assessed by comparison with the classical subset-based DIC through a standard evaluation ...
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Fast Adaptive Augmented Lagrangian Digital Image Correlation
... new digital image correlation (DIC) algorithm, augmented Lagrangian DIC (ALDIC) in Chapter ...the image compression techniques in Chapter 4 and find that it is still possible to obtain ...
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Bridge Deflection Measurement Using Digital Image Correlation with Camera Movement Correction
... In digital image correlation, the camera position must not be changed during the measurement because this technique extracts displacements from digital images ...by digital image ...
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Damage Identification in Reinforced Concrete Beams using Digital Image Correlation
... A model was developed by Li and Ghrib (2010) to fully reconstruct the stiffness profile of a statically determinate beam by using the static displacement profile of the beam as input into a finite element model updating ...
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