40. The GUI of claim 37 , further comprising a tolerance selector to permit a user to select a tolerance that allows a plurality of items to be assigned the same descriptive word based on the results of the execution of the function.
37. A graphical user interface (GUI) comprising: a display screen; numeric attribute selector, set forth in an image on the display screen, to permit a user to select a numeric attribute that is associated with items in a database and to facilitate the communication of a selected numeric attribute to a processor, at least some of the items in the database have a numeric value for the selected attribute, wherein the numeric attribute describes a physical characteristic or property of the items; a descriptive word list selector, set forth in an image on the display screen, to permit a user to link a selected numeric attribute to a selected descriptive word in a descriptive word list and to facilitate the communication of such a linking to a processor; a function selector, set forth in an image on the display screen, to permit a user to link a selected numeric attribute to a function and to facilitate the communication of such a linking to a processor; and a scheduler, set forth in an image on the display screen, to permit a user to schedule execution of a selected function on a plurality of numeric values each of which is associated with an item and a selected numeric attribute in the database for the assignment of a selected descriptive word to one or more items based on the results of the execution of the function and such that the assigned descriptive word can be used in conducting a subsequent search of the database to identify the one or more items to which the descriptive word has been assigned and functions as an alias for the numeric value of the selected numeric attribute associated with each of the one or more items and to facilitate the communication of a scheduling of an execution of a selected function to a processor.