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How do I plot the magnitude spectrum |H(f)| of x(t)=cos(10t) by using discrete Fourier transform with 50 samples?
Confused on how I can plot |H(f)| of x(t) by using Discrete Fourier Transform.
etwa 7 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
How do I use the command fft(x) to compute the DFT of a vector x that is defined over (0≤n≤N0-1).
The signal is x(t)=cos(10t) with sampling rate of 50 HZ. I just having trobule on how to set up this signal into matlab.
etwa 7 Jahre vor | 1 Antwort | 0
1
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How do I code to preform binary thresholding on image C? With the threshold values being .25,.63, and .89? And then display the images obtained and label the thresholds used in the plots.
a=imread('C:\Users\Nathan Donatell\Pictures\SanDiego.jpg'); g = rgb2gray(a); b = im2double(g); c= mat2gray(a); D1=...
etwa 7 Jahre vor | 1 Antwort | 0
1
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how do I display the histogram of each image D1, D2, D3, and D4 by using the corresponding image using the subplot command? Each histogram should contain 256 pixels values
a=imread('C:\Users\Nathan Donatell\Pictures\SanDiego.jpg'); g = rgb2gray(a); b = im2double(g); c= mat2gray(a); D1=...
etwa 7 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do I use the subplot command in Matlab to display all 4 images D1 through D4 and label the plots with the powers used to obtain them?
a=imread('C:\Users\Nathan Donatell\Pictures\SanDiego.jpg'); g = rgb2gray(a); b = im2double(g); c= mat2gray(a); D1=...
etwa 7 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do i raise the pixels in c to a power of .25? and then store the new image?
a=imread('C:\Users\dona2264\Downloads\SanDiego.jpg'); g = rgb2gray(a); b = im2double(g); c= mat2gray(b);
etwa 7 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do i turn variable g into a type double?
<</matlabcentral/answers/uploaded_files/140620/Picture4.png>>
etwa 7 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do i figure out the size of the matrices for a and g?
<</matlabcentral/answers/uploaded_files/140546/Picture18.png>>
etwa 7 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do I convert g into a double then store it in a new variable then rescale the image with new values that range from 0 to 1 and then plot it?
<</matlabcentral/answers/uploaded_files/140545/Picture18.png>>
etwa 7 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do i plot this rect function and unit step function into matlab?
<</matlabcentral/answers/uploaded_files/139258/Picture9.png>>
etwa 7 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Just wondering how to I plot these functions into Matlab?
<</matlabcentral/answers/uploaded_files/139244/Picture9.png>> Just need help plotting these two functions into Matlab
etwa 7 Jahre vor | 1 Antwort | 0
