Colour state other than clouds or low visibility (e.g. ice or other obstructions) then the word BLACK is written in full and placed immediately before the actual colour state (e.g. BLACKWHT). The colour state may be appended to a METAR report. A short period forecast called a "TREND" which covers the following two hours from the observation may also be added, often with reference to the colour state. The following criteria are used to determine the colour state: Colour state Colour states is a system used for quickly showing meteorological conditions. Meteorological colour states are determined by the relevant worst condition from
Expert systems for mortgages an application for mortgage loans. For example, Federal National Mortgage Association (FNMA), commonly known as Fannie Mae use the Mavent Expert System. Through the Mavent Compliance Console (MC2), the front-end interface to the Mavent Expert System, Fannie Mae review loans for compliance with its policies on the Truth in Lending Act (TILA), federal and state high-cost lending laws, and the points-and-fees test as outlined in the Fannie Mae Selling and Servicing Guide. Expert systems for mortgages can be used not only in mortgage banking, but also in law. There are some expert system that was developed to assist attorneys and