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xiaoqianxixi新蟲 (初入文壇)
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[求助]
R語(yǔ)言聚類分析中的交叉驗(yàn)證問(wèn)題
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我最近在用R語(yǔ)言做聚類分析,用的是R里的randomForest包,不太明白交叉驗(yàn)證的問(wèn)題, Number of trees: 500 No. of variables tried at each split: 20 算完之后有上面這兩行,請(qǐng)問(wèn)No. of variables tried at each split: 20是什么意思啊?跟交叉驗(yàn)證有關(guān)嗎? 還有knnGarden包里的描述是:Multi-distance based k-Nearest Neighbors Classification with K Threshold Value Check and Same K_i Problem Dealing,Missing Observations Filling。 這是什么意思呢? |
找到一些相關(guān)的精華帖子,希望有用哦~
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