Hummingbird Feeders. Hummingbirds get the energy they need to maintain their astonishing metabolism primarily from flower nectar and the sugar water they find at feeders (here's the recipe). Think of them as miniature flycatchers, and sugar is just the fuel for getting their real nourishment.
afÂ·terÂ·imÂ·age. n. A visual image that persists after the visual stimulus causing it has ceased to act. Also called photogene. (ËÉËftÉrËÉªmÉªdÊ).
Description. example. [J,newOrigin] = undistortImage(I,cameraParams) returns an image, J, containing the input image, I, with lens distortion removed. The function also returns the [ x, y ] location of the output image origin. The location is set in terms of the input intrinsic coordinates specified in cameraParams.