comparison of vectors and reducing size
If you want to just keep the first 299 elements: sz = min([length(A),length(B),length(C)]); A = A(1:sz); B = B(1:sz); C = C(...

10 meses ago | 1

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Please provide insight and assistance with this issue I am having. I am new to Matlab, so any advice would be greatly appreciated.
You do not need the while loop, you can just use the for loop starting at 1 to string length in increments of 5. You also want t...

10 meses ago | 0

Reading different lines with different numbers of data
This code is assuming that the only lines that have 3 fields is your data: file = 'filename.txt'; fileID = fopen(file); data ...

10 meses ago | 2

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Combine three or more MATLAB figures
I would save figures then plot them as subplots like this: %First Figure h1 = openfig('test1.fig','reuse'); % open figure ax1...

10 meses ago | 1

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No. of elements, mean and standard deviation of a field - conditions on other fields
Maybe something like this? f1 = [S.f1]; f2 = [S.f2]; f3 = [S.f3]; f1_cond1 = numel(f1(f1 > 50 & f1(f1 <=100))); f2_idx = ...

10 meses ago | 0

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Rearrange an array based on a matrix
Would something like this work: for i = 1:numel(V) [~,k] = find(M == V(i)); col_v = M(:,k); col_v = col_v(col_v ...

10 meses ago | 0

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How save an Array in nc
You need to save your lat, lon, time, and data to nc file. Look at documentaion for nccreate. It should be something like this b...

10 meses ago | 0

Undefined Function or Variable
You are not setting R becuase you have it in a try catch block and it is throwing an error. That is because you are tryind to in...

10 meses ago | 1

Using ismember on vector with strings
if you are trying to match string to string, try this: if any(contains([' nafor','kform','acet'],result))

10 meses ago | 0

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Parfor problems about loopVar = initVal:endVal
You are setting the variable xhat in the parfor and using the prevous itereation of xhat. You need to just access and set a slic...

10 meses ago | 0

How to organize data in matrix
Did you preallocate output array? output_array = nan(60,45,348); for time_idx = 1:348 output_array(:,:,time_idx) = ncread...

10 meses ago | 0

Try this. I also put where you could change year also. year = 2019; start_jd = 182; end_jd = 212; for jd = start_jd:end_jd...

10 meses ago | 2

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reading of xls file without nan
Use this to get a cell array of mixed data types (doubles and char): [~,~,raw] = xlsread('myFile.xlsx')

10 meses ago | 0

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Picking one line from a .txt file.
Try this: filename = 'file.txt' linenum = 5; fileID = fopen(filename); C = textscan(fileID,'%s',1,'delimiter','\n', 'headerl...

10 meses ago | 0

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Vectorization of a function
I think you have some of your dot operators wrong: d1 = (log(S./K) +(r+(1/2)*sigma^2)*t)/(sigma*sqrt(t)); d2 = d1-sigma*sqrt(t...

10 meses ago | 1

Index in position 2 exceeds array bounds (must not exceed 1)
The variables u_c and u_p are vectors or the size of the second dimension is 1. Then you try to set these variables with i in th...

10 meses ago | 1

How to load an Excel file that changes with the date?
You could just convert numbers to string and piece it together like this: date = datetime('now'); [y,m,d] = ymd(date); filena...

10 meses ago | 1

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saving excel file as a new sheet in another excel file using matlab
This will copy workseet from InputExcel and paste it after last sheet in OutputExcel: InputExcel = 'D:\Answers\input.xlsx'; Ou...

10 meses ago | 0

Finding the 10 nearest points to every point (with corresponding distances) within a single variable
Try this: load('F_points.mat') f = cell2mat(F_points)'; Mdl = KDTreeSearcher(f); [idx,distance] = knnsearch(Mdl,f,'k',11); ...

10 meses ago | 1

using strcmpi in switch case
For a switch statement try this: function state = stateAbbreviation(inputStr) switch upper(inputStr) case 'ALASKA' ...

10 meses ago | 1

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In the last line, you are summing just the last element. Remove the j index. EUI_total = sum(EUI); I would vectoize this code...

11 meses ago | 0

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Question

Remove Bad File from Custom Datastore
I created a custom datastore to read in NetCDF files. I have the datastore check to see if each file has the same parameters as ...

11 meses ago | 0 answers | 0

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importdata only gives me 4 digits of accuracy how do I change
I think you still have your accuracy, it is just displaying 4 digits. You can test then by writing a text file with one of your ...

11 meses ago | 1

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Reading Multiple script files containing numbers and text, file format is not any specific format
If you have 2014a then you dont have the datastore function, you should upgrade to a newer version if you can. Otherwise, here i...

11 meses ago | 0

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Reading Multiple script files containing numbers and text, file format is not any specific format
Have you tried a datastore? folder = 'D:\files'; %this is folder where the data files are ds = datastore(folder); data = read...

12 meses ago | 0

How to read in a non-standard formated CSV file containing times and measurments and change the output format?
This gets the anwer if you drop the fraction and the time format is HHmmss, if you have a fraction you can edit the line with ti...

alrededor de 1 año ago | 0

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Solved

Is my wife right?
Regardless of input, output the string 'yes'.

alrededor de 1 año ago

Solved

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

alrededor de 1 año ago

Solved

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

alrededor de 1 año ago

Solved

Create a dictionary
The goal is to write a function that returns a dictionary from a list of words or phrases and their definitions. Here is an exam...

alrededor de 1 año ago