906 total contributions since 2017

#Image Processing

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#Alma-mater Tezpur University India

Answered

How to get single curve.

You defined f as scalar f = 0; %%%I.C And in the following line, try to acess as a array. u(j,n) = (1+dt*Q)*f(j) + (mu/Pr...

How to get single curve.

You defined f as scalar f = 0; %%%I.C And in the following line, try to acess as a array. u(j,n) = (1+dt*Q)*f(j) + (mu/Pr...

3 jours ago | 1

Answered

modify a certain section of the axis while keeping the rest

Try this one? x1=..; y1=..: so on .....x2,y2,x3,y3.... figure, z1 = stairs(x1, y1, 'LineWidth',1) hold on; z2 = stai...

modify a certain section of the axis while keeping the rest

Try this one? x1=..; y1=..: so on .....x2,y2,x3,y3.... figure, z1 = stairs(x1, y1, 'LineWidth',1) hold on; z2 = stai...

3 jours ago | 0

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Answered

variable returning to scalor

Ro=0.05302; Ri=0.04826; t=400+273; nu = 1.81e-5; si = 32e-6; Po=[1e6,2e6]; Pi=0; Pm=(Pi+Po)/2; dP=Po-Pi; dR = Ro- Ri; ...

variable returning to scalor

Ro=0.05302; Ri=0.04826; t=400+273; nu = 1.81e-5; si = 32e-6; Po=[1e6,2e6]; Pi=0; Pm=(Pi+Po)/2; dP=Po-Pi; dR = Ro- Ri; ...

3 jours ago | 0

Answered

vector of truncated distributions

Save this function in separate Matlab file named x_vector.m function x1=x_vector() pd = makedist('Normal'); x1(1)=truncate(p...

vector of truncated distributions

Save this function in separate Matlab file named x_vector.m function x1=x_vector() pd = makedist('Normal'); x1(1)=truncate(p...

3 jours ago | 1

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Answered

Why did I type the following example in MATLAB, MATLAB shows an error.What's the reason?

Matlab Documentation: Here numlib::lincongruence(a,b,m) returns an error if one of the arguments evaluates to a number of wro...

Why did I type the following example in MATLAB, MATLAB shows an error.What's the reason?

Matlab Documentation: Here numlib::lincongruence(a,b,m) returns an error if one of the arguments evaluates to a number of wro...

3 jours ago | 0

Answered

how to store equation values in array or matrix

i=1; y=zeros(1,n+1); for r=0:n; y(i)=factorial(n)/((factorial(n-r))*factorial(r))*((p)^(n-r))*(q)^(r); i=i+1; en...

how to store equation values in array or matrix

i=1; y=zeros(1,n+1); for r=0:n; y(i)=factorial(n)/((factorial(n-r))*factorial(r))*((p)^(n-r))*(q)^(r); i=i+1; en...

3 jours ago | 1

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Answered

Subscript indices must either be real positive integers or logicals.

Abs(1)=temp; In Matlab indexing start from 1, not zero Hence Allowed A(1), A(2), A(3),.... Not Allowed A(0), A(-1), A(-2)...

Subscript indices must either be real positive integers or logicals.

Abs(1)=temp; In Matlab indexing start from 1, not zero Hence Allowed A(1), A(2), A(3),.... Not Allowed A(0), A(-1), A(-2)...

3 jours ago | 0

Answered

What does Error nr mean?

Its not a Matlab Error.Just display the string as 'Error nr', when ker = 1 Diaplay from this part of the code if kerr==1 'Er...

What does Error nr mean?

Its not a Matlab Error.Just display the string as 'Error nr', when ker = 1 Diaplay from this part of the code if kerr==1 'Er...

3 jours ago | 0

Answered

how do i re-open a graph plot after a running a script?

"is there a command window input i can type to reopen the closed graph without running the code again?" My Answer is : No

how do i re-open a graph plot after a running a script?

"is there a command window input i can type to reopen the closed graph without running the code again?" My Answer is : No

3 jours ago | 0

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Answered

How to rearrange pixels into a new matrix form

"I have 64*64 rgb image. I want to reaarange its pixels in matrix form.I.e lowest intensity value comes to the first place (1,1)...

How to rearrange pixels into a new matrix form

"I have 64*64 rgb image. I want to reaarange its pixels in matrix form.I.e lowest intensity value comes to the first place (1,1)...

3 jours ago | 1

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Answered

Why do I not get the whole domain plotted?

Why do I not get the whole domain plotted? Because: In the first figure, there are three plots, but in your matlab code having ...

Why do I not get the whole domain plotted?

Why do I not get the whole domain plotted? Because: In the first figure, there are three plots, but in your matlab code having ...

3 jours ago | 0

Answered

Find mean of rows containing decimal numbers in between integers in a column

Its just the Jugaar non-efficient code # Recomended not to use, I tried few minutes, hence I posted here Y=[1 0.098 0.00076 0....

Find mean of rows containing decimal numbers in between integers in a column

Its just the Jugaar non-efficient code # Recomended not to use, I tried few minutes, hence I posted here Y=[1 0.098 0.00076 0....

4 jours ago | 0

Answered

Write a Matlab code to change the number of gray Levels,, Hint: BitDepth

Is this? You can slice out the LSB bits from the particular pixel values bit_plane1=bitget(grayImage,1); % LSB 1 plane , MSB 7...

Write a Matlab code to change the number of gray Levels,, Hint: BitDepth

Is this? You can slice out the LSB bits from the particular pixel values bit_plane1=bitget(grayImage,1); % LSB 1 plane , MSB 7...

4 jours ago | 0

Answered

How to add a black border to a Title ploted

You can do it in multiple ways image1=imread('test_image.png'); image1(:,1:20,:)=0; image1(:,end-20:end,:)=0; image1(1:20,:,...

How to add a black border to a Title ploted

You can do it in multiple ways image1=imread('test_image.png'); image1(:,1:20,:)=0; image1(:,end-20:end,:)=0; image1(1:20,:,...

4 jours ago | 0

Answered

How do I create a black background with a white line?

You can do it multiple ways image1=zeros(512,512); m=200;n=200; image2=rot90(padarray((eye(m,n)),[256-m/2,256-n/2])); result...

How do I create a black background with a white line?

You can do it multiple ways image1=zeros(512,512); m=200;n=200; image2=rot90(padarray((eye(m,n)),[256-m/2,256-n/2])); result...

4 jours ago | 0

Answered

Undefined function or variable 'x'.

May Be?? function T_lnew=Tnew(x) for i=8:13 T_lnew(i-6)=x(i); end Command Window: >> Tnew(1:20) ans = 0 8 ...

Undefined function or variable 'x'.

May Be?? function T_lnew=Tnew(x) for i=8:13 T_lnew(i-6)=x(i); end Command Window: >> Tnew(1:20) ans = 0 8 ...

5 jours ago | 0

Answered

Calculate miss classification percentage

is it the predication percentage or ture percentage ? As per my undestanding it is prediction percentage based on your proposed...

Calculate miss classification percentage

is it the predication percentage or ture percentage ? As per my undestanding it is prediction percentage based on your proposed...

6 jours ago | 0

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Answered

How do I invert nested functions in MATLAB?

"If I have a variable (let's call it a) and then I apply the following multiple functions to transform it into a second variable...

How do I invert nested functions in MATLAB?

"If I have a variable (let's call it a) and then I apply the following multiple functions to transform it into a second variable...

6 jours ago | 0

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Answered

How to implement 2D hilbert transform in Matlab

x=hilbert(image); See detail here

How to implement 2D hilbert transform in Matlab

x=hilbert(image); See detail here

6 jours ago | 0

Answered

Only include x labels on bottom subplot

"Only include x labels on bottom subplot" ax(8) = subplot(8,1,8) h=plot(MX,PK.PAR,'.','markersize',1) set(h, {'color'}, num2c...

Only include x labels on bottom subplot

"Only include x labels on bottom subplot" ax(8) = subplot(8,1,8) h=plot(MX,PK.PAR,'.','markersize',1) set(h, {'color'}, num2c...

6 jours ago | 0

Answered

How to find out the best threshold to convert these images to binary?

Try following ones: If you are interetsted for greens to be segment, no need to go for binary, you can directly segment it for ...

How to find out the best threshold to convert these images to binary?

Try following ones: If you are interetsted for greens to be segment, no need to go for binary, you can directly segment it for ...

6 jours ago | 0

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Answered

storing values using for loop in elliptic curves

"It does not store all the vales of new print" newpoint(i)=multell(G,f(i+2),a,b,n) % Save the single value in array % If len...

storing values using for loop in elliptic curves

"It does not store all the vales of new print" newpoint(i)=multell(G,f(i+2),a,b,n) % Save the single value in array % If len...

6 jours ago | 0

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Answered

Cannot Plot Multiple Functions on Same Graph

There are 3 plots, check it carefully fplot(Ein,maxd,[0 1E-19],'r','linewidth',2) hold on fplot(Ein,maxd2,[0 1E-19],'--ob') ...

Cannot Plot Multiple Functions on Same Graph

There are 3 plots, check it carefully fplot(Ein,maxd,[0 1E-19],'r','linewidth',2) hold on fplot(Ein,maxd2,[0 1E-19],'--ob') ...

6 jours ago | 0

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Answered

High-level Application Use a for loop to generate successive images that make peppers.png appear to be glowing green. You may use the imsharpen() function.

"Use a for loop to generate successive images that make peppers.png appear to be glowing green." Is this one? image_test=imrea...

High-level Application Use a for loop to generate successive images that make peppers.png appear to be glowing green. You may use the imsharpen() function.

"Use a for loop to generate successive images that make peppers.png appear to be glowing green." Is this one? image_test=imrea...

7 jours ago | 1

Answered

How to measure the traffic flow per second of the traffic at road intersection in matlab? Please give me some idea.

There are numerous literature related to traffic flow measurements using video/image processing. Please do search in google, ...

How to measure the traffic flow per second of the traffic at road intersection in matlab? Please give me some idea.

There are numerous literature related to traffic flow measurements using video/image processing. Please do search in google, ...

8 jours ago | 0

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Answered

Plot function into subplots

Is there an easy way to do this? function myplot(x,y) plot(x,y); end Main Script: Examples. Considering all x & y have diffe...

Plot function into subplots

Is there an easy way to do this? function myplot(x,y) plot(x,y); end Main Script: Examples. Considering all x & y have diffe...

8 jours ago | 0

Answered

How can I change the grid color depending of another value?

Is this one? A = [1 2 3 4]; B = [5 6 7 8]; C = [9 10 4 3]; colormap image([A;B;C]), colorbar

How can I change the grid color depending of another value?

Is this one? A = [1 2 3 4]; B = [5 6 7 8]; C = [9 10 4 3]; colormap image([A;B;C]), colorbar

9 jours ago | 0

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Answered

While using 'wfusimg' to fuse the images, how to 'load' in 'jpg' documents?

how to 'load' in 'jpg' documents? image1=imread('1-1.jpg'); image2=imread('1-1a.jpg'); fuse_images= wfusimg(image1,image2,'db...

While using 'wfusimg' to fuse the images, how to 'load' in 'jpg' documents?

how to 'load' in 'jpg' documents? image1=imread('1-1.jpg'); image2=imread('1-1a.jpg'); fuse_images= wfusimg(image1,image2,'db...

9 jours ago | 0

Answered

How do I use equations to plot the IV curve of a solar cell which is temperature and irradiance dependent?

"but when I repeat the process with a constant irradiance, and Temperature as the input variable, I do not get the desirable res...

How do I use equations to plot the IV curve of a solar cell which is temperature and irradiance dependent?

"but when I repeat the process with a constant irradiance, and Temperature as the input variable, I do not get the desirable res...

9 jours ago | 0