The camera must be near-central, i.e., all observation lines must approximately pass through the same 3D point. This is because a central camera model is used for initialization. There is support for ...

camera_calibration.py:contains an API which tries to minic the MATLAB's camera calibration app functionality. This API is a thin wrapper around the opencv's camera calibration functionalities. This ...

Abstract: In the context of virtualized reality based telemicromanipulation, we present in this paper a visual calibration technique for optical microscope coupled with a CCD camera. In contrast to ...

Abstract: In the print-type steganographk system and watermark, a calibration pattern is arranged around contents where invisible data is embedded, as plural feature points between an original image ...

Vector illustration of a Old fashioned tv test screen pattern for television calibration. 16:9 aspect ratio use for Full HD, 4k or higher resolution. Lot's of texture, fully editable. Royalty-free ...