Table 5 Feature importance analysis using SHAP values.

From: Optimization and predictive performance of fly ash-based sustainable concrete using integrated multitask deep learning framework with interpretable machine learning techniques

Feature

Proposed Model SHAP Value

Method3 SHAP Value

Method8 SHAP Value

Method15 SHAP Value

Fly Ash Content

0.23

0.15

0.18

0.20

Curing Time

0.18

0.12

0.14

0.16

Ultrasonic Pulse Velocity

0.17

0.14

0.16

0.15

Rebound Hammer Test Result

0.14

0.10

0.12

0.13

Cement Content

0.12

0.11

0.11

0.12

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