The resultant normalized frequency has units of half-cycles/sample or equivalently cycles per 2 samples. Sometimes, the unnormalized frequency is represented in units of radians/second (angular frequency), and denoted by When is normalized by the sample-rate (samples/sec), the resulting units are radians/sample.ometimes, the unnormalized frequency is represented in units of radians/second (angular frequency), and denoted by When is normalized by the sample-rate (samples/sec), the resulting units are radians/sample.
Hilum (noun). the eye of a bean or other seed; the mark or scar at the point of attachment of an ovule or seed to its base or support; -- called also hile. Hilum (noun). the part of a gland, or similar organ, where the blood vessels and nerves enter; the hilus; as, the hilum of the kidney.
It is used in many different ways, including food packaging, gift wrapping and other industrial forms. The word mylar is often used to generically refer to any type of plastic film, particularly those used for gift wrapping. This is what is used by embroiderers. You can find mylar that is suitable for embroidery in the wrapping paper isle of many Dollar stores or craft supply shops, or you can order it from online embroidery sites. It is a shiny opalescence gift wrapping tissue that comes on a roll or is flat packed.