Respondida
How do I copy fields name and their contents to another struct variable?
a(1).x = 1 a(2).x = 2 a(3).x = 3 b(1:2) = a(2:3) % Is this what you want? b(1) now equals a(2) ...
How do I copy fields name and their contents to another struct variable?
a(1).x = 1 a(2).x = 2 a(3).x = 3 b(1:2) = a(2:3) % Is this what you want? b(1) now equals a(2) ...
más de 11 años hace | 1
Respondida
how to access data from cell array within another cell array
I have trouble recreating your data: C = {{1 2 3}{10 11}} gives me a 1x2 cell array with cells as elements: % C = ...
how to access data from cell array within another cell array
I have trouble recreating your data: C = {{1 2 3}{10 11}} gives me a 1x2 cell array with cells as elements: % C = ...
más de 11 años hace | 1
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Respondida
i am facing problems using the helpdlg() command
You can put the strings into a cell array of strings, like this: helpdlg({'Line 1', 'Line 2 is followed by an empty line', ...
i am facing problems using the helpdlg() command
You can put the strings into a cell array of strings, like this: helpdlg({'Line 1', 'Line 2 is followed by an empty line', ...
más de 11 años hace | 0
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Respondida
Finding smallest value in nested structure
I think the for-loop approach is the best option. You can use that to store each value in a matrix first: Ni = numel(subj...
Finding smallest value in nested structure
I think the for-loop approach is the best option. You can use that to store each value in a matrix first: Ni = numel(subj...
más de 11 años hace | 0
Respondida
How to combine numerical values into one?
Use the power of ARRAYFUN: a = [0 1 1] b = [1 0 1] c = arrayfun(@(k) sprintf('%d%d',a(k),b(k)),1:numel(a...
How to combine numerical values into one?
Use the power of ARRAYFUN: a = [0 1 1] b = [1 0 1] c = arrayfun(@(k) sprintf('%d%d',a(k),b(k)),1:numel(a...
más de 11 años hace | 0
Respondida
graph of y = 1 / ( cos(x) -c)
I think these lines do not behave as expected: C = cos(x0) - (1./y0); % these values are never used for C= 1:7 y = 1....
graph of y = 1 / ( cos(x) -c)
I think these lines do not behave as expected: C = cos(x0) - (1./y0); % these values are never used for C= 1:7 y = 1....
más de 11 años hace | 0
Respondida
Array Building using Dynamic Field Reference using an Array of Strings
Something along these lines? Data.Field1=[1; 2; 3] Data.Field2=[4; 5; 6] C = struct2cell(Data) Output = cat(2,C...
Array Building using Dynamic Field Reference using an Array of Strings
Something along these lines? Data.Field1=[1; 2; 3] Data.Field2=[4; 5; 6] C = struct2cell(Data) Output = cat(2,C...
más de 11 años hace | 0
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Respondida
how to fix the warning message with polyfit?
Are you sure you want to fit your data with a polynomial of degree that scales with the number of elements of X? Moreover, is a...
how to fix the warning message with polyfit?
Are you sure you want to fit your data with a polynomial of degree that scales with the number of elements of X? Moreover, is a...
más de 11 años hace | 0
Respondida
Returning last value of while loop
You can return multiple outputs with functions function [q, k] = myimproperintegral(f,a,b,tol) ...
Returning last value of while loop
You can return multiple outputs with functions function [q, k] = myimproperintegral(f,a,b,tol) ...
más de 11 años hace | 0
Respondida
Changing the step in a for loop
For-loops in matlab behave a little different than for loops in C. You might be in need of a While-loop. for k=1:5 di...
Changing the step in a for loop
For-loops in matlab behave a little different than for loops in C. You might be in need of a While-loop. for k=1:5 di...
más de 11 años hace | 0
Enviada
fourplot(X)
Four-plot for efficient visual exploratory data analysis, with box plot (V3.0, feb 2015)
más de 11 años hace | 2 descargas |
Respondida
How do I set a certain duration for a stimuli presentation?
I suggest you do not use delete and pause. Here is an alternative x = [1 2 6 8 3] ; y = [7 1 3 9 6] ; sti...
How do I set a certain duration for a stimuli presentation?
I suggest you do not use delete and pause. Here is an alternative x = [1 2 6 8 3] ; y = [7 1 3 9 6] ; sti...
más de 11 años hace | 3
Respondida
I want to break my sample like this. Problem with my logic. need help
data = 'GAATGCT' N = 4 ; for k= 1:numel(data)-N subsample = data(k:k+N) ; disp(subsample) end
I want to break my sample like this. Problem with my logic. need help
data = 'GAATGCT' N = 4 ; for k= 1:numel(data)-N subsample = data(k:k+N) ; disp(subsample) end
más de 11 años hace | 0
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Respondida
i want to make random size of my datasample.output must give random size array. As i am very new in matlab. please help.
you want a random size sample? Like this, perhaps: DATA = 'ATCG' K = randi([10 20],1) % random number between 10 and 20...
i want to make random size of my datasample.output must give random size array. As i am very new in matlab. please help.
you want a random size sample? Like this, perhaps: DATA = 'ATCG' K = randi([10 20],1) % random number between 10 and 20...
más de 11 años hace | 0
Respondida
stretching a non-monotonically increasing vector
You do want to take a look at interp1 t = [1 3 4 6 9] ; % irregular time intervals y = [0 1 1 0 1] ; t1 = 1:9 ; %...
stretching a non-monotonically increasing vector
You do want to take a look at interp1 t = [1 3 4 6 9] ; % irregular time intervals y = [0 1 1 0 1] ; t1 = 1:9 ; %...
más de 11 años hace | 0
Respondida
Split a matrix in two matrix according a criterion
% sample data G = {'wt','wt','ko','ko','wt'} V = [10 20 30 40 50] % transform G into numbers, there are other way...
Split a matrix in two matrix according a criterion
% sample data G = {'wt','wt','ko','ko','wt'} V = [10 20 30 40 50] % transform G into numbers, there are other way...
más de 11 años hace | 0
Respondida
I want to add a 20 by 20 matrix to a 50 by 50 matrix ? the resuting matrix should be of 50 by 50 .
For arbitrary sized 2D matrices A and B: % example data A = ones(3,5) B = 2*ones(4,2) % engine szA = si...
I want to add a 20 by 20 matrix to a 50 by 50 matrix ? the resuting matrix should be of 50 by 50 .
For arbitrary sized 2D matrices A and B: % example data A = ones(3,5) B = 2*ones(4,2) % engine szA = si...
más de 11 años hace | 0
Respondida
character to variable that already exists in the workspace
You should store your data into structs or in cell arrays: scoreStruct(1).values = [1 2 3] scoreStruct(2).values = 10 ...
character to variable that already exists in the workspace
You should store your data into structs or in cell arrays: scoreStruct(1).values = [1 2 3] scoreStruct(2).values = 10 ...
más de 11 años hace | 1
Respondida
Add title to current axes
set(get(gca, 'title'), 'string', 'My First Title')
Add title to current axes
set(get(gca, 'title'), 'string', 'My First Title')
más de 11 años hace | 0
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Respondida
How to arrange rows of a matrix to get a specific column in order?
Yes, there is! Take a look at SORTROWS M = [1 2 3 ; 2 3 1 ; 3 1 2] sortrows(M,2)
How to arrange rows of a matrix to get a specific column in order?
Yes, there is! Take a look at SORTROWS M = [1 2 3 ; 2 3 1 ; 3 1 2] sortrows(M,2)
más de 11 años hace | 1
Respondida
Central part of a matrix
Something like this? M = spiral(10) % test matrix S = 2 % s elements around the central position % the resulting mat...
Central part of a matrix
Something like this? M = spiral(10) % test matrix S = 2 % s elements around the central position % the resulting mat...
más de 11 años hace | 1
Respondida
How to mix order of rows in a matrix?
Very much the same procedure; M = repmat(1:10,4,1).' % example data r = randperm(size(M,1)) % permute row numbers M...
How to mix order of rows in a matrix?
Very much the same procedure; M = repmat(1:10,4,1).' % example data r = randperm(size(M,1)) % permute row numbers M...
más de 11 años hace | 1
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Respondida
Storing all values into an array
You want to do something like this: N = 10 ; A = zeros(N,1) ; % pre-allocation, will speeds things up for k=1:N, ...
Storing all values into an array
You want to do something like this: N = 10 ; A = zeros(N,1) ; % pre-allocation, will speeds things up for k=1:N, ...
más de 11 años hace | 0
| aceptada
Respondida
Selecting a random number with some probability
For two values it is simple VAL = [10 20] % 2 values P = .8 % probabbility of selecting first value Ndraw ...
Selecting a random number with some probability
For two values it is simple VAL = [10 20] % 2 values P = .8 % probabbility of selecting first value Ndraw ...
más de 11 años hace | 1
Respondida
Find a value with cell array.
No need for cell2mat, simple concatenation would do: val = [A{:,1}] tf = val == 7 out = A(tf,2) which you can do a...
Find a value with cell array.
No need for cell2mat, simple concatenation would do: val = [A{:,1}] tf = val == 7 out = A(tf,2) which you can do a...
más de 11 años hace | 1
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Respondida
if else elseif and other conditions
Seems fine to me. Did you try?
if else elseif and other conditions
Seems fine to me. Did you try?
más de 11 años hace | 1
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Respondida
Plotting a circel using fill funtion
You might also be interested in learning about the function rectangle, as in: rectangle('curv',[1 1],'position',[0 0 1 1],'...
Plotting a circel using fill funtion
You might also be interested in learning about the function rectangle, as in: rectangle('curv',[1 1],'position',[0 0 1 1],'...
más de 11 años hace | 0
Respondida
How to vectorize assignment of a structure's field value
More matlab-y, but completely gibberish for the non-native matlab speaker: A = 10:10:50 C = num2cell(A) [objects(1:nu...
How to vectorize assignment of a structure's field value
More matlab-y, but completely gibberish for the non-native matlab speaker: A = 10:10:50 C = num2cell(A) [objects(1:nu...
más de 11 años hace | 0
Respondida
how to choose matrix columns randomly?
Exactly 80 vs 20? Or in approximation? And how many columns? I also assume the number of rows in A and B are the same. A sug...
how to choose matrix columns randomly?
Exactly 80 vs 20? Or in approximation? And how many columns? I also assume the number of rows in A and B are the same. A sug...
más de 11 años hace | 0