A =1x1x3 cell arrayA(:,:,1) = {'cell_1'} A(:,:,2) = {'cell_2'} A(:,:,3) = {'cell_3'} Find the number of dimensions of the cell array. ndims(A) ans = 3 The result is3because the cell array has a size of 1-by-1-by-3. ...
求解方程组⎧⎩⎨⎪⎪⎪⎪⎪⎪5x1+4x3+2x4=3x1−x2+2x3+x4=14x1+x2+2x3=1x1+x2+x3+x4=0{5x1+4x3+2x4=3x1−x2+2x3+x4=14x1+x2+2x3=1x1+x2+x3+x4=0的解。 clearformat rat%format函数控制输出格式format rat是小数去用分数输出表示A=[5,0,4,2;1,-1,2,1;...
Name Size Bytes Class A 2x3 48 double array I_q 415x552x3 687240 uint8 array ans 1x3 24 double array num_of_cluster 1x1 8 double array Grand total is 687250 elements using 687320 bytes
使用strlength函数求数组中每个字符串的长度。 A = ["a","bb","ccc";"dddd","eeeeee","fffffff"]A =2×3string array"a""bb""ccc""dddd""eeeeee""fffffff"strlength(A)ans=123467 2.5.2 字符数组中的数据 有时,字符表示的数据并不对应到文本,例如 DNA 序列。您可以将此类数据存储在数据类型为c...
Array组合 cat() %% Array concatenation A = [1 2; 3 4]; B = [5 6; 7 8]; C = cat(1, A, B); % 按照第一个维度组合 D = cat(2, A, B); % 按照第二个维度组合 E = cat(3, A, B); % 按照第三个维度组合,如果没有创建一个新的维度 >> C C = 1 2 3 4 5 6 7 8 >...
Can specify per dimension in how many pieces it needs to divide. See examples in help section for a quick idea of how it works. I = imsplit(im,2) splits image into 2x2 blocks etc. I = imsplit(rgb,3,3) splits an rgb image 'rgb' into 1x1x3 cell array containing colorplanes. ...
A 2x3 48 double array I_q 415x552x3 687240 uint8 array ans 1x3 24 double array num_of_cluster 1x1 8 double array Grand total is 687250 elements using 687320 bytes 将该文件中的变量导入到工作区中: >> load matlab.mat 该命令执行后,可以在工作区浏览器中看见这些变量 ...
label =1x1 cell array{'g'} plotLocalEffects(Mdl,X(1,:)) Thepredictfunction classifies the first observationX(1,:)as'g'. TheplotLocalEffectsfunction creates a horizontal bar graph that shows the local effects of the 10 most important terms on the prediction. Each local effect value shows ...
6、ass x1 1 int8 array x2 lxl 1 int8 array x3 1x1 1 int8 array x4 lxl 1 int8 array x5 lxl 1 uint8 array lxl 1 uint8 array x7 lxl 1 uint8 array 整型数据的运算 整型数据可以参与的运算有下面两种: /相同的整型数据之间的运算,结果为同类型的整数。 不同的整数型数据之间不能进行运...
T=2×3 tableOne Two Three ___ ___ ___ 1x1x3 double 1x2x3 double 1x3x3 double 1x1x3 double 1x2x3 double 1x3x3 double The size of the table is 2-by-3. Convert tableTto an array. A = table2array(T) A = A(:,:,1)