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

表5 基于特征加权模型准确率与误差统计

Table 5 Accuracy rate and error statistical table of feature weighted modal

训练样本/个 平均准确率/% 方差/% RMSE/% 250 93.68 0.20 7.70 435 93.62 0.20 7.86 870 93.76 0.35 8.52