[Retracted] Image Processing Method Based on FGCA and Artificial Neural Network

Table 1

Human normal tissue CT values.

Organization	CT value
Bone tissue	200∼1000
Calcification	90∼300
Blood clots	65∼85
Blood	15∼35
Aorta	30∼50
Thyroid	95∼110
Liver	45∼70
Kidney	45∼60
Spleen	55∼70
Pancreas	45∼65
Lungs	−500∼−900
Water	0