Cough Expired Volume and Cough Peak Flow Rate Estimation Based on GA-BP Method

Figure 7

The relative errors between estimated and test CEV values in ten times tenfold cross-validations. The relative errors within 10% were marked green circles while beyond 10% were marked blue circles. (a) Test (1). (b) Test (2). (c) Test (3). (d) Test (4). (e) Test (5). (f) Test (6). (g) Test (7). (h) Test (8). (i) Test (9). (j) Test (10).