Answered

Separating features in an image

One easy option is to do clustering based on the image color. You have three parameters (R,G,B), using these as the three dimen...

Separating features in an image

One easy option is to do clustering based on the image color. You have three parameters (R,G,B), using these as the three dimen...

4 years ago | 0

Answered

How to create two graph plots in one, plus scale aside?

The trick is to use position property in subplot. figure, subplot('position',[0.1 0.3 0.8 0.7]),contour(abs(S),'ShowTex...

How to create two graph plots in one, plus scale aside?

The trick is to use position property in subplot. figure, subplot('position',[0.1 0.3 0.8 0.7]),contour(abs(S),'ShowTex...

4 years ago | 2

| accepted

Answered

Derive & plot a step response of ss equation

First of all, try to use the {}code button, when you write the code. It will be easier to understand and has more probability th...

Derive & plot a step response of ss equation

First of all, try to use the {}code button, when you write the code. It will be easier to understand and has more probability th...

4 years ago | 0

Answered

Whay this code showing error?

The multiplication and division numbers are wrong. Try this instead: time1 = ((distances)./(60*3e8)); dist2 = ((dist...

Whay this code showing error?

The multiplication and division numbers are wrong. Try this instead: time1 = ((distances)./(60*3e8)); dist2 = ((dist...

4 years ago | 0

Answered

How to display nothing on textbox after pressing pushbutton if no image is loaded on axes ? GUI

Two options: One you can disable the classification button, until the image is loaded. Make is disabled by default and then e...

How to display nothing on textbox after pressing pushbutton if no image is loaded on axes ? GUI

Two options: One you can disable the classification button, until the image is loaded. Make is disabled by default and then e...

4 years ago | 0

Answered

how yo get the curves for different irradiance

One way is to create a.m script which calls the simulink file u have created. With that, you can call the simulation any number ...

how yo get the curves for different irradiance

One way is to create a.m script which calls the simulink file u have created. With that, you can call the simulation any number ...

4 years ago | 0

Answered

voxel size conversion to mm

Hi It is better to ask this question in a Forum for Avizo software. Having said that, I think the 8 digit number is mostl...

voxel size conversion to mm

Hi It is better to ask this question in a Forum for Avizo software. Having said that, I think the 8 digit number is mostl...

4 years ago | 1

| accepted

Answered

How Many Interations Does It Take Before Successive Iterations Do Not Change More Than 1E-6?

The equation of b, x and y can be outside the loop and same as your definitions. k=1; while true k=k+1; ...

How Many Interations Does It Take Before Successive Iterations Do Not Change More Than 1E-6?

The equation of b, x and y can be outside the loop and same as your definitions. k=1; while true k=k+1; ...

4 years ago | 0

Answered

I do have a matrix A(n,n) and a matrix B(m,n) m<n and want to create a third matrix C(n,n) where C(i,j)= k if A(i,j)<=B(k,j) && if A(i,j)>B(k-1,j).

You can create three nested loops for i, j and k. and check for your condition: if ((A(i,j)<=B(k,j) && (A(i,j)>B(k-1,j))...

I do have a matrix A(n,n) and a matrix B(m,n) m<n and want to create a third matrix C(n,n) where C(i,j)= k if A(i,j)<=B(k,j) && if A(i,j)>B(k-1,j).

You can create three nested loops for i, j and k. and check for your condition: if ((A(i,j)<=B(k,j) && (A(i,j)>B(k-1,j))...

4 years ago | 0

| accepted

Answered

Why does "find" command fail to find a number in this vector?

The issue is with representation of floating point numbers. Since the variable 'v' is double, it cannot exactly represent/store ...

Why does "find" command fail to find a number in this vector?

The issue is with representation of floating point numbers. Since the variable 'v' is double, it cannot exactly represent/store ...

4 years ago | 0

Answered

How to solve "Subscripted assignment dimension mismatch"?

I see that the X is a 3dimentional matrix. And in the code where you split it up into multiple x, you are accessing X as a 2D ma...

How to solve "Subscripted assignment dimension mismatch"?

I see that the X is a 3dimentional matrix. And in the code where you split it up into multiple x, you are accessing X as a 2D ma...

4 years ago | 0

Answered

Detecting circles and lines in a image

You can use Hough transform to detect lines also. Instead of gabor, use a universal hough transform to detect both lines and c...

Detecting circles and lines in a image

You can use Hough transform to detect lines also. Instead of gabor, use a universal hough transform to detect both lines and c...

4 years ago | 0

Answered

how can i find the ratio of area of white color and black color area in binary image or the output images of edge detection filters

When you get a binary image, You just add all the pixels in the image. Then you get the no of pixels with white. Subtract it wit...

how can i find the ratio of area of white color and black color area in binary image or the output images of edge detection filters

When you get a binary image, You just add all the pixels in the image. Then you get the no of pixels with white. Subtract it wit...

4 years ago | 0

Answered

fscanf read multiple data

Modify the fscanf command's formatspec, the 2nd variable to include two float variables. Ex: A=fscanf(fileid, '%f %f',[Inf,2...

fscanf read multiple data

Modify the fscanf command's formatspec, the 2nd variable to include two float variables. Ex: A=fscanf(fileid, '%f %f',[Inf,2...

4 years ago | 0

Answered

is it possible to detect the repeated values using modulo operator (mod 16) of a matrix and replace the repeated mod value with the range from 0-15? Please explain.

Hi, You can use the command _unique_. Go through the documentation. Another way is to use _find_. After getting the mod ar...

is it possible to detect the repeated values using modulo operator (mod 16) of a matrix and replace the repeated mod value with the range from 0-15? Please explain.

Hi, You can use the command _unique_. Go through the documentation. Another way is to use _find_. After getting the mod ar...

4 years ago | 0

Answered

How to compare similarity between two binary images in matlab, please? I need to find the percentage of similarity. Thanks.

Use the command _corr2_. Type _help corr2_ in matlab command window.

How to compare similarity between two binary images in matlab, please? I need to find the percentage of similarity. Thanks.

Use the command _corr2_. Type _help corr2_ in matlab command window.

4 years ago | 0

Answered

f(x)=(a+2b+3c+4d)-30. Write down the genetic algorithm for minimizing of f(x)?

Hi, What problem you are facing with this code? If you dont want to use genetic algorithm for this, you can try _patternsear...

f(x)=(a+2b+3c+4d)-30. Write down the genetic algorithm for minimizing of f(x)?

Hi, What problem you are facing with this code? If you dont want to use genetic algorithm for this, you can try _patternsear...

4 years ago | 0

Answered

I am performing a background subtraction algorithm, my results are bit noisy and ghost effect came into picture, how can I remove the ghost effect and noise from the binary image

Hi, The area of ghost image removal is a very vast research topic. For effective ghost image removal, there are many meth...

I am performing a background subtraction algorithm, my results are bit noisy and ghost effect came into picture, how can I remove the ghost effect and noise from the binary image

Hi, The area of ghost image removal is a very vast research topic. For effective ghost image removal, there are many meth...

4 years ago | 0

Answered

How can I apply median filter in temporal direction, if I am working on foreground detection using background subtraction ? And also how can I remove ghost effect from my resultant binary image?

Hi, The area of ghost image removal is a very vast research topic. For effective ghost image removal, there are many methods ...

How can I apply median filter in temporal direction, if I am working on foreground detection using background subtraction ? And also how can I remove ghost effect from my resultant binary image?

Hi, The area of ghost image removal is a very vast research topic. For effective ghost image removal, there are many methods ...

4 years ago | 1

Answered

How to plot fitted curve

Hi, When using 'fit' command, extract its outputs. Based on the fit you have asked for, like linear, polynomial etc., the coe...

How to plot fitted curve

Hi, When using 'fit' command, extract its outputs. Based on the fit you have asked for, like linear, polynomial etc., the coe...

4 years ago | 0

Answered

Neural network with time-history input

Hi, Though for various applications time history is fed as input to the NN, for most of the applications, it is not advised to ...

Neural network with time-history input

Hi, Though for various applications time history is fed as input to the NN, for most of the applications, it is not advised to ...

4 years ago | 0

| accepted

Answered

How to extract mean frequency from continuous wavelet transform (CWT)

Hi, If your question is to how to get useful information from the complex matrix of 'wt', then use the command 'abs' to get t...

How to extract mean frequency from continuous wavelet transform (CWT)

Hi, If your question is to how to get useful information from the complex matrix of 'wt', then use the command 'abs' to get t...

4 years ago | 0

| accepted

Answered

Comb filtering when sampling frequency is not multiplicative of the interference fundamental frequency

Hi, You have to change the Sampling frequency such that you can get the sampling frequency to be a multiple of noise frequenc...

Comb filtering when sampling frequency is not multiplicative of the interference fundamental frequency

Hi, You have to change the Sampling frequency such that you can get the sampling frequency to be a multiple of noise frequenc...

4 years ago | 0

| accepted

Answered

Spectrum Analysis using FFT and Hanning Window

Check the Syntax of the miraudio command. As far as I can see, when you use 'Extract' option, you have to provide t1,t2,u,f. ...

Spectrum Analysis using FFT and Hanning Window

Check the Syntax of the miraudio command. As far as I can see, when you use 'Extract' option, you have to provide t1,t2,u,f. ...

4 years ago | 0

Submitted

Motion Estimation and Steganography

This program does the Motion Estimation analysis and data hiding

7 years ago | 2 downloads |

Submitted

Video Reading Frame by frame

Reads the video and saves each frames as a png file

7 years ago | 1 download |

Submitted

Intra Prediction Re-Construction of Image in a video frame

To perform the Intra prediction reconstruction to get the image of a video frame

7 years ago | 1 download |

Submitted

Intra Prediction Construction of Image in a video frame

To perform the Intra prediction when an image of a video frame is provided

7 years ago | 1 download |

Submitted

Interprediction Re-Construction of Image in a video frame

To perform the Inter prediction reconstruction to get the image of a video frame

7 years ago | 1 download |

Submitted

Interprediction Construction of Image in a video frame

To perform the Inter prediction when an image of a video frame is provided

7 years ago | 2 downloads |