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How to define a for loop for given FINDPEAKS problem ?
Try this - n=3; B = [num2cell(A,1); cell(n,2)] for k=2:n [B{k,1}, L] = findpeaks(B{k-1,1}); B{k,2} = B{k-1,2}(L); ...

alrededor de 2 meses hace | 1

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List of increasing integers
dim = [2 2 4 2 2 2 2 2 2 2 2 2] int = 1:sum(dim) out = mat2cell(int, 1, dim)

alrededor de 2 meses hace | 1

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Saving all variables in a single file (ideally an excel file)
One option is to save all the variables in a workspace to a .mat file. On the Home tab, in the Variable section, click Save Wor...

alrededor de 2 meses hace | 0

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Generate a logarithmic regression of xlsdata and plot it
That is not how you access data inside Tables. Go through this for more information - Access Data in Tables %% Provide the file...

alrededor de 2 meses hace | 2

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Plot coordinates of a tif image
Try specifying the 'CoordinateSystemType' as 'geographic'. https://in.mathworks.com/help/map/ref/readgeoraster.html#mw_d0892e...

alrededor de 2 meses hace | 1

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Why do I get Parse error ?
The left parenthesis is supposed to be after the '@' symbol - f = @(x) x +2 f(3) The general syntax is name_of_function ...

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how to write sqrtroot power 7 ?
Use power, .^ and define a Function Handle - g = @(x) sqrt(14.*x - 7).^7 g(2) g(1/2) g([1/2 2]) I suggest you take the f...

alrededor de 2 meses hace | 2

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matlab에서 적분을 하고 싶습니다.
Use fplot - syms x; expr = 150/(0.06009*x^2+9.607); F = int(expr) %call fplot for the expression F, for x values in the ran...

alrededor de 2 meses hace | 1

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Not auto change sec(x) to 1/cos(x)?
Unfortunately, that is not possible. The symbolic engine directly evaluates the function sec() to 1/cos() (and csc() to 1/sin()...

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Separating data to 3 different groups according to specific range of number in a variable
Note - NaN values are not included in the grouping load('SNR_GPS.mat') data = SNR_GPS(~isnan(SNR_GPS)) k = discretize(data, [...

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How to reorder columns and array elements based on an array?
"1) reorder the columns in my original 1000x20 dataset based on this array, so that e.g. the species that was 14th in the origin...

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How to make a sequence of time and the corresponding data from a data set where time is not provided sequentially
Sort the time data, and use the indices obtained (2nd output of sort) to get the corresponding velocity and density values, and ...

alrededor de 2 meses hace | 1

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How to set the length of minortick? The minortick seems to change with the length setting of the tick.
"... what does the latter indicate?" From the documentation page of Axes properties - Tick mark length, specified as a two-el...

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How can I multiply a row vector with each of two column vectors?
t = [1 2]; s = [(1:3)',(4:6)']; out = kron(s,t)

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how to plot table to line graph with dots ?
Convert the data to double data type, and use indexing to plot the data (Reference for syntax - https://in.mathworks.com/help/ma...

alrededor de 2 meses hace | 1

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Plotting several plots of respective ranges from an excel file into one single plot
opts = detectImportOptions('tempDataTrollhFlygpl.xlsx', ... 'Range', 'A10', 'VariableNamingRule','preserve'); opts = setva...

alrededor de 2 meses hace | 1

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I am starting with Matlab online. can I use Stoichiometry Tools?
I assume you are referring to this particular function provided in this FEX submission - https://in.mathworks.com/matlabcentral/...

alrededor de 2 meses hace | 0

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Changing names of excl files automatically and converting into cell array
If you want to rename the file when the file name is a number only, then the condition should be - if ~isnan(num)

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vectorized operations on symbolic functions
Better to use a function handle - x = rand(500,3); y = @(x) x(:,1).^3/3 + x(:,2).^2/2 - x(:,3); out1 = y(x) For more info...

alrededor de 2 meses hace | 0

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How to filter a table with a date field
You can directly compare dates and use logical indexing to get the corresponding data - %date to compare dt = datetime(2014, ...

2 meses hace | 0

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How can I convert indices into a binary matrix?
ItemSet = readmatrix('Test.txt','NumHeaderLines',0) tic s = size(ItemSet); %corresponding row values row = repelem((1:s(1)...

2 meses hace | 1

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If command does not work correctly.
Welcome to the world of floating point numbers, where not all numbers can be represented exactly in binary form. 0.234 is not e...

2 meses hace | 1

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how to plot two m.file in one plot
Call both the PDEs in a new script/function and plot accordingly.

2 meses hace | 0

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Why do I receive "To use the software again, Renew Software Maintenance Service" message, since I have academic license?
It would be best to contact your university IT admin for this.

2 meses hace | 1

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Using only ‘stepfun’ in MATLAB, please perform mathematical operations to produce the following output
stepfun is obsolete now, and there is no documentation available for it. The only reference you will get is using help - help...

2 meses hace | 0

Respondida
How to convert one column from string to datetime
If you are using R2018b or a later version, you can use convertvars - %Random data for example ABC = table(rand(5,1), {'2014-...

2 meses hace | 0

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Why does this function not work for decimals?
The formula you have used is incorrect. Refer to this webpage for (the taylor) expansion of arc tan for different values - http...

2 meses hace | 0

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Extract a specific range of rows from an excel file using opts = detectImportOptions(filename)
Specify the data range to be read using the 'Range' option - opts = detectImportOptions('tempDataTrollhFlygpl.xlsx', ... ...

2 meses hace | 0

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Dealing data with text and numerical in .txt file
%display the contents of the file type data.txt %read the file fID = fopen('data.txt') %read the data in the given format - ...

2 meses hace | 0

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find関数について
Welcome to the world of floating point numbers, where not all numbers can be represented exactly in binary form. See this threa...

2 meses hace | 3