基于特征加权的KNN模型岩性识别方法

郭雨姗, 王万银

A method for identifying lithology based on a feature-weighted KNN model

GUO Yu-Shan, WANG Wan-Yin

图7 模型在最佳K值下的识别结果 (a)~(c)—250、435、870训练样本在传统KNN模型下的识别结果;(d)~(f)—250、435、870训练样本在基于特征加权KNN模型下的识别结果

Fig.7 The recognition result of the model under the optimal K value Figures(a) ~ (c) is the recognition results of training samples 250, 435 and 870 under the traditional KNN model. Figures (d) ~ (f) is the recognition junction of 250, 435 and 870 training samples based on the feature-weighted KNN model