distance-true fold (concentric fold)

FOLD ON FOLD

head fold-Cephalic fold

coast-to-coast

10-fold cross validation

10-fold cross-validation

12-fold quasiperiodic photonic crystal

1-fold integrated Wiener space

2-fold over Sampling

3-fold

5-fold axic

5-fold cross validation

5-fold cross validation method

8-fold spinning

A - type fold

a fold

abnormal fanshaped fold

abrupt ending of mucosal fold

accordant fold