Improvement of high-order least-squares integration method for stereo deflectometry.
Citations
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59 citations
Cites methods from "Improvement of high-order least-squ..."
...proposed a modified easy-implementation integration method called EI-FLI based on finite-difference-based least-squares integration [79], which could work in arbitrary domains, and could directly and conveniently handle incomplete gradient data....
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35 citations
Cites methods from "Improvement of high-order least-squ..."
...Ren [4] introduced an easy implementation integration method (EI-HFLI) based on HFLI to reconstruct gradient data locating at arbitrary domains....
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...Currently, least-squares integration (LSI) method [1-4] and radial basis function integration (RBFI) method [5, 6] are widely used to reconstruct specular surface shape when gradient data is obtained by deflectometry, and many attempts at improvement have been researched....
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...Though these measurement data can be interpolated into rectangular format [4] and then integrated via traditional LSI methods, this implementation is not so convenient....
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35 citations
Cites methods from "Improvement of high-order least-squ..."
...proposed an easy implementation of Li's method for incomplete dataset or even in arbitrary domain [16]....
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References
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"Improvement of high-order least-squ..." refers background in this paper
...Various optical techniques, such as triangulation, structured light and interferometry are widely used to measure 3D shape of objects in industrial applications [1]....
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