Respondida
how can we plot it ?
You can not plot it. The lay out of your problem is not right. Your equation has zero crossing (=solution)according to Walter Ro...

más de 12 años hace | 0

Respondida
Input multiple items and solve a function for those values?
function [F1,F2,Fd] = my_faran(C1,C2) F = @(C) ((9./5).*C)+32; F1 = F(C1); F2 = F(C2); Fd = F1-F2; Call the fun...

más de 12 años hace | 0

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How can I plot this equation? keep getting ??? Error using ==> mtimes Inner matrix dimensions must agree.'
Define your variables with _linspace_: T=linspace(0,24,100); omega=((12-T)/24)*360; phi=linspace(-180,180,100); ...

más de 12 años hace | 0

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exp function bode plot
I forgot to add the solution to your question. Here it is: % G(s) = (1-s/fref) / s*exp (-s/fref); G = tf( [-1/fref 1],[1...

más de 12 años hace | 1

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Respondida
exp function bode plot
exp(-s/fref) is not a polynomial, you can not use _sym2pol_ in that case num = sym2poly(exp(-s/fref)); % -> not v...

más de 12 años hace | 0

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save output of a code within the code?
First, add a handle to the figure, then, use _saveas_: rp = spm_load(spm_select); h = figure; subplot(2,1,1);plot(rp...

más de 12 años hace | 0

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Respondida
How can I do a summation of a signal.
The way of performing a summation is this: t = 0:0.01:1; A(1:length(t)) = 0; w(1:length(t)) = 0; y = 0; for i =...

más de 12 años hace | 0

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How to divide 256X256 matrix into sixteen 16X16 blocks?
You need to use _mat2cell_: X = reshape(1:20,5,4)' C = mat2cell(X, [2 2], [3 2]) celldisp(C) This code returns...

más de 12 años hace | 6

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plotyy with 4 outputs
Try something like this: plot(x1,y3,'m',x1,y4,'r') hold on plotyy(x1,y1,x1,y2) hold off

más de 12 años hace | 0

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Numeric index Slider GUI
If "my_slider_k" is the tag of any of your sliders, slider_k_value = get(handles.my_slider_k,'Value'); then, set this v...

más de 12 años hace | 0

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Respondida
Why do i get the error "Index exceeds matrix dimensions. Error in fingerprinting (line 6) song1=song1(1:44100);" in my code
Your code says: song1=song1(1:3*44100); what assumes that song1 is at least a 1x132300 array. It seems that song1 is sma...

más de 12 años hace | 0

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comparing between two arrays
a=[2 3 4 ; 9 8 7]; b =[ 5 2 1 ; 6 3 2]; c=[ 4 7 1; 1 2 3]; dist_ab_cluster_1 = norm(b(1,:)-a(1,:)); dist_a...

más de 12 años hace | 0

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Replacing elements in matrix with relational operations
M=randi(10,3); n1 = 5; c1 = 4; c2 = 3; M1 = M<5; D1 = c1*M1; M2 = M>=5; D2 = c2*M2; new_M = D1...

más de 12 años hace | 0

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Respondida
read data send from zigbee
ZigBee uses a serial protocol. Just create an serial object and read the input buffer. read the serial documentation to creat...

más de 12 años hace | 0

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storing values from loops
Use a temporary variable: for a=[1:100]; %coding here left out FMJ_cars_wait_2 = @(T12,MJ_V12) (lambdaMJ_sec(a) -...

más de 12 años hace | 0

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add data points to a graph
<</matlabcentral/answers/uploaded_files/182/Sin%20t%C3%ADtulo.png>> Select the "Data Cursor" on the figure window and click o...

más de 12 años hace | 0

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Respondida
How do I select elements out of a matrix with a loop?
You can try the following: A = rand(16); % a 16x16 random matrix B = reshape(M,4,4,16); % you will get 16 4x4 matrices....

más de 12 años hace | 0

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How can I select a point in the figure by mouse?
You need to make use of datacursormode and getCursorInfo functions. Look in matlab help for examples on how to ...

más de 12 años hace | 0

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last number is out of matrix range range
you can round the last element: n1=492; n2=354; x = ones(20,1); X=n1:(n2-n1)/(length(x)*1.25):n2; X2 = floor(X); X2 ...

más de 12 años hace | 0

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How to I solve a equation?
Take a look at the following links and try to do their examples: http://www2.math.umd.edu/~immortal/206/tutorial/Solvin...

más de 12 años hace | 0

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Respondida
Extrapolate a sets of data
You can concatenate the two sets and plot the resulting set. This way, the points will be linked. Use _cat_ to concatenate: ...

más de 12 años hace | 0

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what is meant by 3e4 in matlab?
3e4 = 3*10^4 = 30000

más de 12 años hace | 1

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Respondida
How to update Title and Subtitles each time in a loop for publishing document
For now, Matlab does not support adding changing titles iterating. You can not change the title on every iteration. Your line ...

más de 12 años hace | 0

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Center of mass in binary image
use _text_ command: your_string = strcat( num2str(centroids(:,1)),'-', num2str(centroids(:,2))); text(10,10,your_string)...

más de 12 años hace | 0

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content of makehdr function
I think it does not, you can check the code out by typing: type makehdr

más de 12 años hace | 0

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Respondida
thin the boundary of objects of black & white images
Use _imerode_. From Matlab documentation: IM2 = imerode(IM,SE) erodes the grayscale, binary, or packed binary image IM, re...

más de 12 años hace | 1

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Respondida
detecting speed of car
You have to know the length of the road, then, measure the time taken by the car to go along that stretch of road. velocity...

más de 12 años hace | 0

Respondida
Clear a line drawn in plot.
Implement this in the pushbutton: children = get(gca, 'children'); delete(children(1)); The first line grabs the last...

más de 12 años hace | 1

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Respondida
Convert an Image to a binary (.bin) file
Try this out: I= imread('cameraman.tif'); level = .5; BW = im2bw(I, level); %choose your own options when writing to...

más de 12 años hace | 0

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Excel data to matlab
Import your data as string using the sintax: [num,txt] = xlsread(filename,sheet,range) Once in Matlab, you can change ...

más de 12 años hace | 0