为实现对边坡稳定性的有效预测,将极限学习机算法与旋转森林算法相结合,并依据影响边坡稳定性的六项重要因素,建立了边坡稳定性预测的RF-ELM预测模型。该模型是以极限学习机算法为基分类器,以旋转森林算法为框架的集成学习模型,利用UCI数据库中三组数据集验证了该集成模型确实提高了ELM的预测性能。将RF-ELM模型应用于边坡稳定性的预测问题中,结合39组工程实例数据进行预测实验,结果表明该模型具有较高的预测精度,可有效的对边坡稳定性进行预测。
In order to predict the slope stability effectively , considering the six important influence factors of slope stability , a RF-ELM forecasting model of slope stability was established by combining extreme learning algorithm and rotation forest algorithm .This model is an integrated learning method , which uses extreme learning algorithm as base classifier and rotation forest algorithm as integration framework .A prediction test on 3 data sets of UCI database proved that the model can improve the prediction performance of ELM .By applying RF-ELM model in slope engineering , the prediction experiments were conducted on 39 groups of data in engineering cases .The results showed that RF-ELM model has a higher forecasting accuracy , and it is an effective model for predicting slope staility correctly.