Cheburashka character named "Старуха Шапокляк" (Old Lady Shapoklyak, from French "chapeau claque", a kind of collapsible top hat). Shapoklyak is a mischievous but charming old lady. She is tall and thin, wears a hat, a dark-coloured dress, and bloomers, and carries around a pet rat, Lariska, in her purse to help her play pranks on people, though near the end of some stories she turns around and helps the protagonists. The chorus of her theme song contains her motto, "One won't ever get famous for good deeds." The rights to the Cheburashka character and image have been heavily debated in court.
Top-hat transform grid "E" (such as "R" or "Z") into the real line. Let formula_2 be a grayscale structuring element. Then, the white top-hat transform of "f" is given by: where formula_4 denotes the opening operation. The black top-hat transform of "f" (sometimes called the "bottom-hat" transform ) is given by: where formula_6 is the closing operation. The white top-hat transform returns an image, containing those "objects" or "elements" of an input image that: The black top-hat returns an image, containing the "objects" or "elements" that: The size, or width, of the elements that are extracted by the top-hat transforms can be