Coal Gangue-Based Backfill Material

High Compressive Strength

A coal gangue-based backfill material for mining applications, with mechanical properties evaluated by ensemble learning models to support resource utilization of mining waste.

Shi, Peitao · Zhang, Jixiong · Yan, Hao · Zhou, Nan · Weihang, Mao

Construction and Building Materials 2024

Advantages

Model prediction R<sup>2</sup> = 0.951

Mean absolute error MAE = 0.369

Root mean square error RMSE = 0.560