A Review of Speckle Pattern Fabrication and Assessment for Digital Image Correlation

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A Good Practices Guide for Digital Image Correlation (2018, background): “12More advanced “optimized” pattern designs are outside the scope of the current edition of this guide, but information can be found in [2, 5, 11].”
Digital image correlation for surface deformation measurement: historical developments, recent advances and future goals (2018, methodology): “However, in most cases, the speckle pattern should be decorated artificially using either additive or subtractive approaches, as summarized in the review paper by Dong and Pan [77].”
Non-destructive testing and evaluation of composite materials/structures: A state-of-the-art review (2020, methodology): “Thus, quality of the speckle pattern is vital for accuracy and precision in the DIC technique [196].”