WebJan 15, 2024 · indices = crossvalind (‘Kfold’,species,10); 可以得到150个数被不同的数打标签,同样的数就是一份,一共是十份,每一份有15个数。 接着,对标签集进行分析,可 … Webcrossvalind是cross-valindation的缩写,意即交叉检验。 常用的形式有: ①Indices =crossvalind('Kfold', N, K) ②[Train, Test] = crossvalind('HoldOut',N, P) ③[Train, Test] = crossvalind('LeaveMOut',N, M) ④[Train, Test] = crossvalind('Resubstitution',N, [P,Q]) ①indices =crossvalind('Kfold', N, K): 该命令返回一个对于N个观察样本的K个fold(意 …
machine-learning-approaches/crossvalind.m at master - Github
WebDescription描述 Indices = crossvalind ('Kfold', N, K) Indices为交叉验证索引产生的索引矩阵 (向量),其值矩阵中的值均小于K,K是交叉验证的参数,如10折交叉验证中K=10,N为 … Web句法: 1、Indices = crossvalind ('Kfold', N, K):返回针对N个样本,进行K折交叉验证随机生成的索引,Indices是1~K的整数,代表K个平均(或接近平均)的子集。 K的默认值 … custom wedding programs
crossvalind用法 - CSDN
WebDescription Indices = crossvalind ('Kfold', N, K) returns randomly generated indices for a K-fold cross-validation of N observations. Indices contains equal (or approximately equal) proportions of the integers 1 through K that define a partition of the N observations into K disjoint subsets. WebOct 2, 2016 · 1. crossvalind () function splits your data in two groups: the training set and the cross-validation set. By your example: [trainIdx testIdx] = crossvalind ('HoldOut', size (species,1), 1/3); means split the data in species (2/3 in the training set and 1/3 in the … WebMar 7, 2012 · crossvalind function doesn't work. Learn more about crossvalind, bioinormatics toolbox, dependencies Bioinformatics Toolbox Hi, I have the Bioinformatics toolbox but not the Statistics toolbox and would like to use the crossvalind function with the "groups" argument (part of the bioinformatics toolbox). cheam salone