When the input argument is a string array, thedoublefunction treats each element as the representation of a floating-point value. However, when the input is a character array,doubleinstead converts each characte
Function to catch errors, specified as the comma-separated pair consisting of'ErrorHandler'and a function handle. Iffuncthrows an error, then the error handler specified by'ErrorHandler'catches the error and takes the action specified in the function. The error handler either must throw an error...
在GUIDE中,添加一个按钮,然后再添加一个Axes控件,适当调整两者比例。 然后在Button的回调函数中添加如下代码 代码语言:javascript 代码运行次数:0 运行 AI代码解释 %---Executes on button pressinpushbutton1.functionpushbutton1_Callback(hObject,eventdata,handles)%hObject handle topushbutton1(seeGCBO)%eventdata...
To return formatted text as a string, specify formatSpec as a string instead of a character vector when you call the sprintf function. Convert data and return the result as a string. Get formatSpec = "The current time is: %d:%d %s"; A1 = 11; A2 = 20; A3 = 'a.m.'; str = ...
Input array, specified as a string array, character array, or cell array of character vectors. Tips For character arrays, the upper function supports the character sets: PC: Windows® Latin-1 Other: ISO® Latin-1 (ISO 8859-1) For string arrays, the upper function supports Unicode®. ...
numExample=16;idx = randperm(numel(imds.Files),numExample);for i=1:numExampleI=readimage(imds,idx(i));I_tile{i}=insertText(I,[1,1],string(imds.Labels(idx(i))),'FontSize',20);end% use imtile function to tile out the example imagesI_tile = imtile(I_tile);figure()imshow(I_til...
命令行中输入以下命令即可炸出彩蛋。 【1】 >>spy% spy命令本身是个正经命令,是用来可视化系数矩阵元的,调用方法是spy(S)。然而,函数不能没有default。所以细心的mathworks开发者用子函数的形式设置了一个默认稀疏矩阵: function S = defaultspy c = [ 'a:321mj --- a long long string --- YCCXYFH9oo...
pie and pie3: If you useLaTeXinterpreter with default labels (percentage) you need to fix the plot before call setfigpaper. Solution: p=pie([130.52.52]); txt=findobj(p,'Type','Text'); arrayfun(@(x) set(x,'String',strrep(x.String,'%','\%')),txt,...'UniformOutput',false)set...
function info = imfinfo(filename, format) %函数定义%IMFINFO Information about graphics file. %H1行% INFO = IMFINFO(FILENAME,FMT) returns a structure whose %帮助文本% fields contain information about an image in a graphics% file. FILENAME is a string that specifies the name of the...
function [snr] = radar_eq(pt, freq, g, sigma, te, b, nf, loss, range) % This program implements Eq. (1.56) c = 3.0e+8; % speed of light lambda = c / freq; % wavelength p_peak = 10*log10(pt); % convert peak power to dB lambda_sqdb = 10*log10(lambda^2); % compute...