Fig. 1From: Development and validation of machine learning models and nomograms for predicting the surgical difficulty of laparoscopic resection in rectal cancer(A) LASSO coefficient profile for the 21 variables. (B) Selection of the best penalty coefficient λ in the LASSO model, using 10-fold cross-validation based on the minimum criterion. The dashed line on the left represents lambda. min and the dashed line on the right represents lambda.1seBack to article page