Hey all, I need to store an array in every element of the array I have, how do i do this?
Use cell array like this X=cell(3,3); X{1,1}=rand(3,2); X{2,1}=rand(5,7); and so on
10 years ago | 0
| accepted
How can I split an array into different arrays defined by an index?
Is AT1 a variable storing a number? or did you mean A={'AT1',24566; 'AT1',40521; 'AT2',32512; 'BE1',66542...
10 years ago | 0
| accepted
Finding strings in a 21 x 1 cell array.
newsequence = {'CGT' 'GAC' 'AGT' 'CCT' 'CTC' 'CTT' 'TAC' 'CGA' 'AAG' ...
10 years ago | 2
| accepted
Basic Moving Average Calculation
movingAVGResult=conv(SData(:),ones(30,1)/30,'valid');
10 years ago | 1
| accepted
Question
How reshape and variable assignments are handled internally within MATLAB?
Does anyone know what exactly happens when you are trying to reshape a variable? So, let's say I have a large array called large...
10 years ago | 2 answers | 1
2
answersArrayfun application to avoid a FOR loop
You can replace for n = 1:size(alpha,3) gamma(:,:,n) = corrcoef(alpha(:,:,n), beta(:,:,n)); end with ...
10 years ago | 1
| accepted
conditionally removing rows dependent on values of other rows
[x,y]=ndgrid(1:10); A=[x(:) y(:)]; a=3; mask = ((x-a)<y) & (y<(a+x)); plot(A(mask,1),A(mask,2),'x','Marker...
10 years ago | 0
| accepted
read an array and output at intervals
mask = (mod(prcp(:,1),1000) == 106); out=prcp(mask,:) if you want to also include "1998001 0", (apparently the fi...
10 years ago | 0
| accepted
How do I skip every other row of data in an array and write to a text file or another array?
every3rdRowData = Data(1:3:end,:)
10 years ago | 2
| accepted
3D plotting of ANFIS training data
seems surface(Input1,Input2,Output) should do the job. and keep Input1/2 and output as their original size, i.e. [32 16]...
10 years ago | 0
| accepted
Adding matrices in 4D to 3D
total_hitrate_matrix = sum(hitrate_matrix,4) This adds up the 4th dimension and the resulting matrix would be 7x7x7.
10 years ago | 1
| accepted
Saving variables within a parfor loop
Two things: (1) When using <http://www.mathworks.com/help/matlab/ref/save.html#inputarg_variables save()> the way that you a...
10 years ago | 1
| accepted
Command Window Output to txt file
You could instruct your code to force the diary into a separate file each time your code is executed. Something like this: ...
10 years ago | 2
| accepted
how to solve this equation?
well a quick look at the equation, t=0 is always the solution regardless of the value of K. However, if you want to solve the...
10 years ago | 0
| accepted
How I can convert the U,V,W coordinates to its respective angles?
You have to define first the angle relative to what. Let's say you want the angle relative to x-y plane. A vector that is per...
10 years ago | 0
| accepted
How to calculate the middle point between two points on the Earth in matlab?
Go to <http://www.movable-type.co.uk/scripts/latlong.html this page> you will find bunch of useful formula. The one that you are...
10 years ago | 0
| accepted
How to get a subtable out of a large table on conditions
mask=strcmpi(myTable.firstColumn(:),'ATL') & ... strcmpi(myTable.thirdColumn(:),'7/7/2015'); newTable=myTable(m...
10 years ago | 0
| accepted
How to make exceedance curve using histc?
Just do the cumsum backwards on your histogram output % generating some data v=normrnd(0,1,[1,1000]); % getting t...
10 years ago | 0
| accepted
How can i replace a number with its no of ocurrences
a=[1 0 1 0 1;0 1 1 1 1;1 1 0 1 1;1 1 1 1 1]; cumsum(a,2).*a ans = 1 0 2 0 3 0 1 ...
10 years ago | 1
| accepted
Submitted
LandSat8 Radiance, Reflectance, Brightness Temperature, and Atmospheric Correction
Computes Radiance, Reflectance, Brightness Temperature, and Atmospheric Correction
10 years ago | 1 download |
How can I find the yearly average with repeating years?
use <http://www.mathworks.com/help/stats/grpstats.html;jsessionid=1640652ecf34bc6ffec51116154f grpstats()> meanYearly=grpst...
10 years ago | 2
| accepted
Question
saving within SPMD or parfor
Why matlab does not allow to save something to a file when within spmd or parfor? let's say I have: parfor i=1:n or spmd...
10 years ago | 2 answers | 3
2
answersFind local minima in greyscale image
check <http://www.mathworks.com/help/images/ref/imregionalmin.html imregionalmin()> and <http://www.mathworks.com/help/images/re...
10 years ago | 3
| accepted
Accuracy and precision computation
Use <http://www.mathworks.com/help/stats/confusionmat.html confusionmat()> to build a <http://en.wikipedia.org/wiki/Confusion_ma...
10 years ago | 2
| accepted
searching for vector values in a matrix
% Creating a sample matrix yourMatrix=reshape(1:15,5,3) yourMatrix = 1 6 11 2 7 12...
10 years ago | 0
| accepted
Fast way to replicate array
w=[1 2; ... 3 4; ... 5 6]; N=5; E=size(w,1); F=size(w,2); D=repmat(reshape(w',1,F,1,E),N,1,N,1);
10 years ago | 0
| accepted
How to import blanks cells as Nans
use <http://www.mathworks.com/help/matlab/ref/importdata.html importdata()>: a=importdata('sampledata.csv') a = ...
10 years ago | 3
| accepted
forward, backward and central differences
%% Fun = @(x) exp(-x).*sin(3*x); dFun = @(x) -exp(-x).*sin(3*x)+ 3*exp(-x).*cos(3*x); %% x=linspace(0,4,101)...
10 years ago | 18
| accepted
Linear Regression Matlab code
% First COLUMN is galon, the next two columns are amount of time required % to remove that amount of gallons. I assumed you...
10 years ago | 3
| accepted
Getting the Polynomial coefficients
*Part I* You are using <http://www.mathworks.com/help/symbolic/sym.html?searchHighlight=sym SYM()> while using <http://www.ma...
10 years ago | 0
| accepted