result_label<-result2%>%mutate(label=fitted(label_kknn),prob=apply(label_kknn$prob,1,function(x)max(x)))head(result_label) 注意:由于结果输出的prob列(即每一个类别(5类)的可能性,最终输出结果为最大的那一个),我们使用了自定义函数:function(x) max(x) 将prob结果最大的一个求出。结果预览如...
normalize = function(x) { return((x - min(x)) / (max(x) - min(x))) } ix = c(1, 8, 10) miete[, ix] = as.data.frame(lapply(miete[, ix], normalize)) 1. 2. 3. 4. 5. 6. 对数据集的第一列、第八列、第十列做归一化处理。 三、实现knn算法 fit_pre = knn(data_train...
Shiny应用有两个组成部分,一个用户界面对象(user interface object)和一个服务功能函数(server function),这两个部分被作为参数传输到ShinyApp功能函数,再根据这一UI/server对生成一个Shiny应用对象。下面列出了这两部分的源代码。 在以后的内容中,我们会将Shiny代码详细分解并解释生成输出值的“响应式”表示的用法。...
data inst man contr.dummy.Rd glass.Rd ionosphere.Rd kknn-deprecated.Rd kknn-package.Rd kknn.Rd miete.Rd specClust.Rd train.kknn.Rd src tests .Rbuildignore .gitignore DESCRIPTION NAMESPACE NEWS README.md _pkgdown.yml kknn.Rproj
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In the case of diluted open self-organized systems, such as the studied L-Trp systems, the practical detection limit of the Zetasizer Nano ZSP analyzer is determined by the type of correlation function and polydispersity index automatically provided by the analyzer to the user. Each sample was ...
UULLSSTTEERR BBAACCKK IINN EEUURROO ZZOONNEE ; IN-FORM WILLIAMS FIRED UP TO TAKE ONWARRIORS IN RAVENHILL BATTLE ROYALCrozier, Niall
Vitamin K dependent protection of renal function in multi‐ ethnic population studies. EBioMedicine. 2016;4:162–9. [124] Shearer MJ. Vitamin K metabolism and nutriture. Blood Rev. 1992;6(2):92–104. 236 Vitamin K2 - Vital for Health and Wellbeing [125] Machowska A, Carrero JJ, ...
百度试题 结果1 题目 VII. Fill in the blanks.(按照字母表的顺序将26个字母补全。)Aa Bb Cc Hh Ii Jj Kk Ll Mm Nn Oo Pp Qq Rr Ss Tt Uu Vv Ww Xx Yy Zz 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Using their MPTP model, they reported that serotonin receptor agonists prucalopride and velusetrag could improve the cognitive function by stimulating the cAMP/CREB pathway in the hippocampus [5]. Another neurotoxin, 6-hydroxydopamine (6-OHDA), is a dopamine analogue which produces selective damage ...