In order to improve the prediction accuracy of gas emission in the mining face, a method combining least absolute value convergence and selection operator (LASSO), whale optimization algorithm (WOA), and extreme gradient boosting (XGBoost) was proposed, along with the LASSO-WOA-XGBoost gas emission prediction model.Aiming at the monitoring data of
Poliester tak jenuh sebagai bahan baku pembuatan helm pengaman
Abstract Unsaturated polyester is applied in many products such as aircraft sections, boats, building, panels, automotive accessories and modifications, etc.In google pixel 7 freedom this research, unsaturated polyester was used as a raw material, which was reinforced with a fiberglass mat, and casted in a silicon rubber mold.The concentrations of
A Refinement Technique to Conceal the Scar Along the Labia Majora in Gender-affirming Vaginoplasty
Summary:.Although the traditional gender-affirming vaginoplasty technique has been successful in closely resembling natural female anatomy, the surgical scar on the labia majora has been a significant concern for many.To address this issue, the author has developed a technique to mpu63zm/a conceal the scar resulting from the trimming of excess scro