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Matlab Doesn't Recognize Fits Files (evalin, sprintf)?
You forgot to put the image name into quotation marks to mark them as strings; note that you have to use two because they appear...

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Help with fitting linear equation
help robustfit the final exampel contains also a standard linear regression using "regress".

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Checking to see if a character is in a string array, then deleting entries where this character isn't in a string
To delete all entries with an 'a' from your dictionary dictionary = {'a' 'b' 'ba' 'c' 'hallo'}; idx = ~cellfun(@isempty, s...

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i am working with huge data (1800000x39 mtrix) in MATLAB. I have to extract a block of matrix from certain interval out of the this large matrix. How can i concatenate the matrix from each iteration.
First generate an index of all the rows you need, an then use this index to get the small matrix m: idx = cell2mat(arrayfun...

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How to do: Multiple Row Allocation within a for loop for a Variable in GF (2^m)
I would guess that the following works B{i} = [x0, y0];

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I want to read an image from folder in away that every time i run my code i could choose another image ?
Suppose you have jpg images in the current folder. First you read a description of the files d = dir('*.jpg'); Now each t...

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Is there Auto image cutting function???
To crop a 2D image I: M = (I==I(1,1)); Ic = I(~all(M,2), ~all(M)); This would also remove a black horizontal line that ...

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I need help with defining while loops?
Do you want to put the digits of a "a" and "b" into the elements of a matrix? The you can use this code: M = num2str([a; b])...

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Matrix help please?
You need another loop for col = 1:cols nested within the "for row" loop.

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How can increase the size of a plot with multiple plots
You can use subtightplot <http://www.mathworks.com/matlabcentral/fileexchange/39664-subtightplot>

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delete words from list based on logical statement
Another way would be to use strvcat List = {'abatable';'abate';'abatement';'abater';'dog';'cat'; ... 'make';'aba...

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Combine columns from different matrix
Or simply reshape out = reshape(vertcat(A,B,C), 3, [])

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Hey guys! I need to find the low points
dh = diff([realmax h realmax]) > 0; h(~dh(1:end-1) & dh(2:end))

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exiting code if condition is met
if length(dict)=1 newguess=dict else %bunch of code end

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How to make a random vector in Matlab as a ones and zeros but under control?
r = zeros(1,256); r(randperm(256, 90)) = 1;

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Annotate multipl plots with text
Well, you are aware of the x and y pos, because you can plot the line. You can do the following x = 1:10+randi(10); y = [r...

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error using open line 102
Probably the file you like to open is not in your path, or you do not have the permission to open the file.

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using For loop to represent positive intergers with the corresponding #. And modifying the script to write out a triangular pattern with a decreasing number of #'s on each successive line
Use input to get number, and repmat to replicate '#' number times. To count down, use for i=num:-1:1 To display num #'s...

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How to go one line before in a while loop ?
Store the line before and use it if needed: tline = []; while ~feof(fileID) linebefor...

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Divide a vector size into indivisible numbers
Avg=mean(reshape(A(1:770),10,[])) or more general Avg=mean(reshape(A(1:floor(numel(A)/10)*10),10,[]))

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last letter in a string
x = 'ear'; lastletter = x(end);

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Hi,I don't understand why this is not right,I am a completely new learner!
plot3 assumes three arguments. Use plot instead plot(x, V0)

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How to make 4 different colour on four different quadrant?
Use atan2 to get the four-quadrant inverse tangent.

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input a 1*3 vector
Use brackets when entering the input >> x=input('your guess') your guess[1 2 3] x = 1 2 3

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Error: Conversion to double from cell is not possible
Try x = {sum(matchcounts_ab,1) sum(matchcounts_ba,1) sum(matchcounts_AB,1)} whos x whos M You try to assign a cel...

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taking second mode from strings
You can compress your dictionary to a single string of letters and then remove the most common letter from the string. Then find...

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Compare pairs in an array with every other pair
Your code is correct. This produces all pairs in variable "pairs". A distance function is usually symmetric, so the the distance...

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Analyze a variable number of datas
N = size(a,1) for i=1:N subplot(1,N,i), plot(a(i,:)) end

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Get the common lowest values of 2 datasets?
[~, idx] = min(a); min1 = [a(idx) b(idx)] [~, idx] = min(b); min2 = [a(idx) b(idx)]

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finding most common letter in a bunch of words
x={'abac';'abaca';'abacate';'abacay';'abacinate';'abacination';'abaciscus'}; [h c] = hist(double([x{:}]), double('a':'z')) ...

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