2016-11-27 04:02:58 -0600 | asked a question | What must be the minimum size of the chessboard pattern to obtain most accurate values for distortion co-efficients? I need to obtain distortion coefficients for an aerial image.I propose to setup a grid pattern on the ground and use it for calibration.How big should the grid pattern be ? Is there any other way to undistort an aerial image? |