By subtracting a first parameter related to the printing position deviation inherent to the printing head from a second parameter that is obtained by actually measuring the printing position deviation in a state where the printing head is mounted on the printing apparatus, a third parameter related to the printing position deviation inherent to the printing apparatus is acquired. In a housing having plural receptacle portions is formed a connecting groove for connecting together the receptacle portions. For reasons relating to acceptance and noise prevention laws, the aim shouldmust be that of minimizing the levels of sound emission as wind power installations are often also set up in the proximity of residential accommodation. One or more of those facial features are selected and modified, with the modification being applied to the video feed to produce a morphed image. At least one of the real output values are accumulated to form a real output signal and at least one of the imaginary output values are accumulated to form an imaginary output signal.