IMAQ Compute Curvature VI
- Updated2023-02-21
- 4 minute(s) read
Requires: NI Vision Development Module
Computes the curvature profile along the contour.

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Contour Image is a reference to the image containing a contour. |
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Kernel Width specifies the size of the kernel used to compute the curvature profile of the selected contour. |
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error in (no error) describes the error status before this VI or function runs. The default is no error. If an error occurred before this VI or function runs, the VI or function passes the error in value to error out. This VI or function runs normally only if no error occurred before this VI or function runs. If an error occurs while this VI or function runs, it runs normally and sets its own error status in error out. Use the Simple Error Handler or General Error Handler VIs to display the description of the error code. Use error in and error out to check errors and to specify execution order by wiring error out from one node to error in of the next node.
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Contour Image Out (dup) is a reference to the image containing a contour. |
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Curvature Profile (pixel) displays the curvature profile for the selected contour, in pixels. |
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Curvature Profile (real) displays the curvature profile for the selected contour, in calibrated units. |
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error out contains error information. If error in indicates that an error occurred before this VI or function ran, error out contains the same error information. Otherwise, it describes the error status that this VI or function produces. Right-click the error out indicator on the front panel and select Explain Error from the shortcut menu for more information about the error.
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Examples
Refer to the following for an example that uses this VI.
- LabVIEW\examples\Vision\Contour\Contour Analysis.vi











