A new and distinct cultivar of Alstroemeria plant named Zanissa, characterized by its erect flowering stems; light orange, red purple and yellow-colored flowers with dark purple spots; and excellent postproduction longevity. A three-dimensional parameter map is determined that represents a magnetic field generated by the gradient coil using a defined measurement subject, with a defined gradient strength being set for the appertaining gradient coil. A canopy shaped like a helmet includes side walls pivotally coupled to the carriage body side walls adjacent the rear wall thereof. In other words, the Type API readswrites values for typed properties without regard to how the message is encoded with XML.