8 LEVEL QUANTIZATION STUDY: Please give a grade 1(worst) to 10(best) to these images in terms of their similarity to the original Boats image  (Top left corner)
and record your grades in a file. While grading look both in constant color (low frequency) and also the details (edges, corners..) Color impulses, false textures in uniform regions as well as false contours are important. If you give the same grade two images please indicate which one you prefer by putting an asterisk or another sign by its grade.
When you have graded all the images please send an e-mail to yardimy@ii.metu.edu.tr or
cetin@ee.bilkent.edu.tr which includes your grades. You may use the following table as an example.
 
 

Image-Name	Grade
FS-Boats 8
LMS Boats 8
QR-BoatsImage
QRdiag-Boats Image
LMS diag Boats Image

 
 

 
 
 

Original Boats Image	FS-Boats8	LMS-Boats8
Original Boats Image	Click above to see the full size Floyd Steinberg-Boats	LMS Boats 8
QR-Boats	QRdiag-Boats	LMSdiag-Boats
QR-BoatsImage	Click above to see the full size QRdiag-Boats Image	LMS diag Boats Image