The Signal Multi-Vector
 @Article{wietzke2010multivector,
  author = 		 {L. Wietzke and G. Sommer},
  title = 		 {{T}he {S}ignal {M}ulti-{V}ector},
  journal = 	 {Journal of Mathematical Imaging and Vision},
  volume={37},
  issue={2},
  month = {June},
  year = {2010},
  publisher={Springer Netherlands},
  annote = {DOI:10.1007/s10851-010-0197-3}
}