摘要： [tengzhenzhen15@lu01 gpor]$ for ((i=0; i0,1)=1; Error(k) = mean(TrueD); AbsErr(k) = mean(abs(D));end [tengzhenzhen15@lu01 gpor]$ for ((i=0; i<=... 阅读全文

摘要： % load pyrim% NumTrain = 50;% load machine%NumTrain = 150;% load housing% NumTrain = 300;% load abalone% NumTrain = 1000;% load bank32nh% NumTrain = 3... 阅读全文

摘要： Linux Bash代码[yuanhao15@lu01 libsvm-rank-2.81]$ for ((i=0; i<=19; i++)) do ./svm-train -s 5 -c 10 -t 0 X4058_300/mytask_train.$((i)); done[yuanhao15@l... 阅读全文

摘要： clearload X4058[m,n]=size(X528);Mean=zeros(1,n);Dev=zeros(1,n);for i=1:n Xi=X528(1:end-1,i); Xi(Xi==0)=[]; Mean(i) = mean(Xi); Dev(i) = st... 阅读全文

摘要： x1 = rand(20,6);x2 = .5+rand(20,6);x3 = randn(20,6);x = [x1;x2;x3]; x = x(:);g1 = [ones(size(x1)); 2*ones(size(x2)); 3*ones(size(x3))]; g1 = g1(:);g2 ... 阅读全文

摘要： for i=1:6040Ai=ratings(ratings(:,1)==i,:);for j=1:5Labnum(i,j)=length(Ai(Ai(:,3)==j));endnum(i)=length(Ai(:,1));endnum=[[1:6040]',num'];numsort=sortro... 阅读全文

摘要： Python中T-SNE实现降维from sklearn.manifold import TSNEfrom sklearn.datasets import load_irisfrom sklearn.decomposition import PCAimport matplotlib.pyplot a... 阅读全文

摘要： Python代码：准备训练样本的数据和标签：train_X4000.txt、train_y4000.txt 放于tsne.py当前目录.（具体t-SNE – Laurens van der Maatenhttp://lvdmaaten.github.io/tsne/，Python implement... 阅读全文

摘要： clearload fisheririsX = meas;m = size(X,2); % load machine% load census% % X = meas;% X=X(1:2000,:);d = pdist(X,'euclidean');Z = linkage(d,'ward');%... 阅读全文

摘要： 建立m文件draw_rectangle.m.其中p生成矩形的个数function draw_rectangle(p)t = 1;x = rand(1)*10;y = rand(1)*10;w = rand(1)*10;h = rand(1)*10;b =[x y w h];rectangle('P... 阅读全文