Table 5: CID distances for four network models.

IndexBPNN STNN ERNN ST-ERNN

SSE 3052.1 1764.7 2320.2 1659.9
TWSE 27805 9876.3 10830 6158.1
KOSPI 3350.4 2312.8 2551.0 1006.0
Nikkei225 44541 23726 32895 25421