Table 11 Feature selection results for the developed models.

From: Formulation of low temperature mixed mode crack propagation behavior of crumb rubber modified HMA using artificial intelligence

Output variable

Dataset ID

Gf0 (Pa)

Gb0 (Pa)

Gi0 (Pa)

γ (%)

B (%)

CRC (%)

T (°C)

AT (°C)

NMAS (Hz)

Gf (Pa)

1–1

✓

×

×

✓

×

✓

×

✓

×

2–1

×

×

×

✓

✓

✓

✓

✓

×

Gb (Pa)

1–2

×

✓

×

✓

✓

×

✓

✓

×

2–2

×

×

×

✓

✓

✓

✓

✓

✓

Gi (Pa)

1–3

×

×

✓

✓

×

✓

×

✓

×

2–3

×

×

×

✓

✓

✓

✓

✓

✓

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