restoration ratio
1.The experiment on a blurred text image restoration shows that the mean square error (MSE) of the improved NAS-RIF algorithm has a better convergence, and that the signal to noise ratio is improved.
2.The levels of albumin (ALB) , pre-albumin (PAB) , transferrin (TF) ,CD3, CD4, CD8 , the ratio of CD4/CD8, IgA, IgM, IgG, C3, C4 and C reacting protein(CRP)were detected before operation and 9 days after operation, and the postoperative infections were observed, the length of hospital stay and restoration of bowel function were determinged, the cost of nutrition support was reckoned.

