Shoaibur Rahman
Baylor College of Medicine
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Frequency scaling of audio signals
I have an audio signal x[n], whose frequency varies over time. It's FT is X[k]. I want to reconstruct an audio signal (x_hat[n])...
mehr als 7 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Inverse Fourier Transformation with a function in the exponent
I have a signal x[n] with it's Fourier Transform X[k]. I want a frequency-warped signal (x_warp[n]) by taking the inverse Fourie...
mehr als 7 Jahre vor | 0 Antworten | 0
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AntwortenGesendet
Exclude elements from array or matrix
Exclude elements from array, and rows or columns from matrix
fast 10 Jahre vor | 1 Download |
Gesendet
Shuffle a vector for multiple times and concatenate them
Shuffle a vector for multiple times and concatenate them
fast 10 Jahre vor | 1 Download |
Gesendet
Find peaks (maxima and minima) of a function
This function detects the transition points (maxima and minima) in a function like y = f(x)
fast 10 Jahre vor | 1 Download |
Gesendet
A single title on top of a subplot
Use this function to print a title on the top of a group of subplots
fast 10 Jahre vor | 1 Download |
Gesendet
General Linear Regression Model
Generalized form of single and multivariate regression model (linear and non-linear)
fast 10 Jahre vor | 2 Downloads |
Frage
Shuffling a vector for n times to generate a new vector
A is a vector. I want to shuffle its elements for n times to generate a new vector. For example: A = [3 5 1]; out = [Shu...
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Generating a long vector from two other vectors
I got stuck with a (may be) simple problem. Here are two vectors, like: a = [20 13 24 ...]; b = [3 2 4 ...]; How can ...
mehr als 10 Jahre vor | 2 Antworten | 0
2
AntwortenReceiving Matrix Dimensions Do Not Agree Error
Instead of Y use Y transpose as Y' in the last line of your code. X=inv(A)*Y' However if you use the following line inst...
fast 11 Jahre vor | 2
| akzeptiert
How to delete a row from a Financial Time Series?
This works here, delete rows 2 from 4: A = [1 2 3; 4 5 6; 7 8 9; 2 4 6; 1 3 5]; A(2:4,:)=[] When using your code, do ...
fast 11 Jahre vor | 1
Gelöst
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
fast 11 Jahre vor
About 3D surface plot
a = ...your 100 x 1 x 51 data; bb = squeeze(a); surf(bb)
fast 11 Jahre vor | 2
| akzeptiert
Bump --> How to change tick label fonts in Matlab figure
Here is an example on how you could use set function to accomplish your job. Delete any pairs of input arguments if not required...
fast 11 Jahre vor | 1
| akzeptiert
how to convert an image into bits???
It is not clear to me exactly what is your goal? Are you trying to convert image pixels into binary bits? If so, you can use dec...
fast 11 Jahre vor | 2
Save cubic spline coefficients to use as response in regression
pp = spline(x,y); NewValue = [1 2]; % may be scaler or vector out = ppval(pp,NewValue)
fast 11 Jahre vor | 1
Find a value with cell array.
A = your cell... out = A(cell2mat(A(:,1))==7,2)
fast 11 Jahre vor | 1
how to calculate a serie of a function with two variables
% xi eta x =[1 2;... 3 4;... 4 5;... 6 7]; y = sum(x) % only sum of all elements alon...
fast 11 Jahre vor | 1
How can I fill a matrix column with dta coming from another matrix according to index
A = [(1:9)' ones(9,1)]; B = [1 10; 2 10; 4 10; 7 10]; C = NaN(size(A,1),1); C(B(:,1)) = B(:,2); C = [A C]
fast 11 Jahre vor | 1
how to find peaks in jpeg image
You can try with Mablab's findpeaks function, or see the attached code in file exchange: <http://www.mathworks.com/matlabcent...
fast 11 Jahre vor | 1
I need to match following images
There are many sophisticated methods to do so. However, you can try with: out = ssim(TestImage,refImage) This computes t...
fast 11 Jahre vor | 1
| akzeptiert
How to check two unbalanced matrix?
Another way may be: X=[1;2;3;4;5]; Y=[2]; Z = X(X==Y)
fast 11 Jahre vor | 1
how to crop an image
I don't see any image attached. Anyway, you can try with: *roipoly* to select the image region and crop manually, or *imcrop...
fast 11 Jahre vor | 1
how can i display a gray scale image instead of mapping 0,255 , between 0 , 127 ?
NewImage = 127*mat2gray(Image)
fast 11 Jahre vor | 1
A simple fsolve problem from a MATLAB beginner
Define underwoodroot function separately, and call them from another m-file. In one m-file, write the following code, and sav...
fast 11 Jahre vor | 1
| akzeptiert
How can convert a image from type of double(unit16) to a grayscale image?
ImageGray = mat2gray(ImageDouble);
fast 11 Jahre vor | 1
