Table 2 Model fit measures

From: Extending X-reality technologies to digital twin in cultural heritage risk management: a comparative evaluation from the perspective of situation awareness

Measure

Estimate

Threshold (Hu and Bentler, 1999)

VR

AR

VR vs AR

Terrible

Acceptable

Excellent

CMIN

174.798

141.226

316.018

–

–

–

DF

128.000

128.000

256.000

–

–

–

CMIN/DF

1.366

1.103

1.234

 > 5

 > 3

 > 1

CFI

0.929

0.979

0.953

 < 0.90

 < 0.95

 > 0.90

RMSEA

0.063

0.034

0.036

 > 0.08

 > 0.06

 < 0.06

PClose

0.187

0.782

0.969

 < 0.01

 < 0.05

 > 0.05

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