adjusting {HEAD ~ a formation position} of the latent image based on {TAIL ~ the results} of the detection, 
based on
adjusting { HEAD ~ a formation position } of the latent image based on { TAIL ~ the results } of the detection ,
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH