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Answered

Extracting features from rice grain image

Steps: As the ROIs are distinct, apply the proper threshold on gray images to segment ROIs Do the image engancement (if requi...

Extracting features from rice grain image

Steps: As the ROIs are distinct, apply the proper threshold on gray images to segment ROIs Do the image engancement (if requi...

14 hours ago | 1

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Answered

Denoising 3D ultrasound

It's purely depends on, what types of noise presence in the images. Though I can't commnet with surety, those filters may work ...

Denoising 3D ultrasound

It's purely depends on, what types of noise presence in the images. Though I can't commnet with surety, those filters may work ...

15 hours ago | 0

Answered

Transforming cell from excel file into numeric matrix

Exactly, readmatrix is preffered, if you have latest version. If not you can try the following one T=xlsread('Output_1.xls'); ...

Transforming cell from excel file into numeric matrix

Exactly, readmatrix is preffered, if you have latest version. If not you can try the following one T=xlsread('Output_1.xls'); ...

17 hours ago | 0

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Answered

IF-statement for matrix/vector

As you mentioned that the matrix having size 146652x1, which means it has 1 column. Prefer logical conditional statement. idx=m...

IF-statement for matrix/vector

As you mentioned that the matrix having size 146652x1, which means it has 1 column. Prefer logical conditional statement. idx=m...

3 days ago | 0

Answered

Index in position 2 exceeds array bounds (must not exceed 5).

I sense to be here fprintf(1,' %d tbp = %g C.\n',i, u(6+i)); %...................................^ Check? >>whos u

Index in position 2 exceeds array bounds (must not exceed 5).

I sense to be here fprintf(1,' %d tbp = %g C.\n',i, u(6+i)); %...................................^ Check? >>whos u

3 days ago | 0

Answered

Why 4.8/1.6 is not equal to 3?

Here "==" is logical equality check, if the Left Hand Side equal to Right Hand side, it gives logical 1 (True), else 0 More ab...

Why 4.8/1.6 is not equal to 3?

Here "==" is logical equality check, if the Left Hand Side equal to Right Hand side, it gives logical 1 (True), else 0 More ab...

4 days ago | 0

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Answered

create an image with black background from extracted pixel values

%Lets suppose you have image1 as main image image1=ones(150,150); subplot(121),imshow(image1); title('Main'); r=randi(150,[1,...

create an image with black background from extracted pixel values

%Lets suppose you have image1 as main image image1=ones(150,150); subplot(121),imshow(image1); title('Main'); r=randi(150,[1,...

4 days ago | 0

Answered

Feature orientation in images

The "best method" is purely based on input data and multiple factors, and it is apurely a subjective term. I would suggest to fo...

Feature orientation in images

The "best method" is purely based on input data and multiple factors, and it is apurely a subjective term. I would suggest to fo...

5 days ago | 0

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Answered

How to make a loop to do a specific operation for multiple variables?

Assuming those results are array, hence used cell array { }. If numeric, please change to array [ ] RefInd={}; ny=cell(1,3);;n...

How to make a loop to do a specific operation for multiple variables?

Assuming those results are array, hence used cell array { }. If numeric, please change to array [ ] RefInd={}; ny=cell(1,3);;n...

6 days ago | 0

Answered

How to write horizontally

x=-5:1:5; y=x.^2; disp('desired output:'); x y More x=-5:1:5; y=x.^2; disp('desired outpit'); fprintf('x'); disp(x); ...

How to write horizontally

x=-5:1:5; y=x.^2; disp('desired output:'); x y More x=-5:1:5; y=x.^2; disp('desired outpit'); fprintf('x'); disp(x); ...

6 days ago | 0

Answered

How to display 1D vector with indices into a function

Store those index in some 1 D array and later call the respective index data from ECG data, see the modified code, you may get i...

How to display 1D vector with indices into a function

Store those index in some 1 D array and later call the respective index data from ECG data, see the modified code, you may get i...

6 days ago | 0

Answered

How to select different data points in different images in a loop?

Hope I understand the question?? Yes, lets suppose three data points points in image 1. Please stored in a array or matrix (wh...

How to select different data points in different images in a loop?

Hope I understand the question?? Yes, lets suppose three data points points in image 1. Please stored in a array or matrix (wh...

6 days ago | 0

Answered

How to find the valley areas of the image?

The segmention approach for this image is already answerd, for localizing valley region please see the watershed algorithm. It w...

How to find the valley areas of the image?

The segmention approach for this image is already answerd, for localizing valley region please see the watershed algorithm. It w...

6 days ago | 0

Answered

How to multiply matrix by using for loop

clc; clear; Qhc=2000000*1000;%J , potrebna energija za grijanje u jednom satu N=200; %broj VK Qg=Qhc/3600; t=3600; %vrijem...

How to multiply matrix by using for loop

clc; clear; Qhc=2000000*1000;%J , potrebna energija za grijanje u jednom satu N=200; %broj VK Qg=Qhc/3600; t=3600; %vrijem...

7 days ago | 0

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Answered

How to scale data and plot?

I want to scale it so that x axis is in [kHz] . Multiply x data with 10^(-3), and calculate the corresponding y data, then pl...

How to scale data and plot?

I want to scale it so that x axis is in [kHz] . Multiply x data with 10^(-3), and calculate the corresponding y data, then pl...

7 days ago | 0

Answered

Opening .m files in EEGLAB

See here the complete tutorial (Step by Step) http://www.indiana.edu/~pcl/busey/temp/eeglabtutorial4.301/readtut/eeglabreadata....

Opening .m files in EEGLAB

See here the complete tutorial (Step by Step) http://www.indiana.edu/~pcl/busey/temp/eeglabtutorial4.301/readtut/eeglabreadata....

7 days ago | 0

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Answered

Filtering data separated by NaN rows for self-similarity

Is this? Lets suppose data is given as provided) idx=find(isnan(data(:,1))); [r,c]=size(data); for i=1:length(idx)-1 plot(...

Filtering data separated by NaN rows for self-similarity

Is this? Lets suppose data is given as provided) idx=find(isnan(data(:,1))); [r,c]=size(data); for i=1:length(idx)-1 plot(...

7 days ago | 0

Answered

cell2sym...where it is?

May be you are using earlier version of Matlab, cell2sym is Introduced in R2016a

cell2sym...where it is?

May be you are using earlier version of Matlab, cell2sym is Introduced in R2016a

7 days ago | 0

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Answered

How to increase Quiver_tri arrow length

Quiver_tri arrow length When I tried, the arrow length is adjusted with gird number. [x,y] = meshgrid(0:0.5:2,0:0.5:2); u = c...

How to increase Quiver_tri arrow length

Quiver_tri arrow length When I tried, the arrow length is adjusted with gird number. [x,y] = meshgrid(0:0.5:2,0:0.5:2); u = c...

8 days ago | 0

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Answered

How can i use a loop for various sheet in excel?

Excel_files=dir('C:\Work\steven_work\*.xlsx'); for i=1:length(Excel_files) fName=strcat('C:\Work\steven_work\',Excel_files(i...

How can i use a loop for various sheet in excel?

Excel_files=dir('C:\Work\steven_work\*.xlsx'); for i=1:length(Excel_files) fName=strcat('C:\Work\steven_work\',Excel_files(i...

9 days ago | 0

Answered

1D vector in ECG

One Main Figure Window (Multiple Plots Window) : Remove the figure statement within the loop, & use proper subplot assignment O...

1D vector in ECG

One Main Figure Window (Multiple Plots Window) : Remove the figure statement within the loop, & use proper subplot assignment O...

9 days ago | 0

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Answered

Looping a function with different inputs and storing multiple outputs.

Please note that you are using invalid indexing, In MATLAB allows only positive real numbers for indexing for loop g1=0.5:1:2....

Looping a function with different inputs and storing multiple outputs.

Please note that you are using invalid indexing, In MATLAB allows only positive real numbers for indexing for loop g1=0.5:1:2....

9 days ago | 1

Answered

how do i find a maximum point (y axis)on a graph and the corresponding point on the x axis using loops?

index_point=find(max(F./G)==(F./G)); % Geting the index of max y x_data=x(index_point); % Getting the corresponding x data

how do i find a maximum point (y axis)on a graph and the corresponding point on the x axis using loops?

index_point=find(max(F./G)==(F./G)); % Geting the index of max y x_data=x(index_point); % Getting the corresponding x data

9 days ago | 0

Answered

Increase exposure of an image by a certain number of stops (EV)

Still I feel the question is quite subjective, One way: the issue is how to get the contrast of an image? If done, you may look ...

Increase exposure of an image by a certain number of stops (EV)

Still I feel the question is quite subjective, One way: the issue is how to get the contrast of an image? If done, you may look ...

9 days ago | 0

Answered

How to do average of different arrays of a matrix?

Yes, Stephen is rightly said, other options, array function or you can use this custom function for Block-wise Operations (5,1)...

How to do average of different arrays of a matrix?

Yes, Stephen is rightly said, other options, array function or you can use this custom function for Block-wise Operations (5,1)...

10 days ago | 1

Answered

how to fit or plot a eclipse with data point

Interpolate 1D array for both x & y, then plot, Here interp1 function

how to fit or plot a eclipse with data point

Interpolate 1D array for both x & y, then plot, Here interp1 function

10 days ago | 0

Answered

classification using properties obtained from GLCM

The question is purely subjective "what is specific range of contrast for vegtation,waterbodies" Contrast consider as the dyna...

classification using properties obtained from GLCM

The question is purely subjective "what is specific range of contrast for vegtation,waterbodies" Contrast consider as the dyna...

10 days ago | 0

Answered

How to display smooth 3D surface from 3D binary matrix from 2D slices ?

Try with increasing cmax & lmax? xb = linspace(xstart,xend,cmax); yb = linspace(ystart,yend,lmax);

How to display smooth 3D surface from 3D binary matrix from 2D slices ?

Try with increasing cmax & lmax? xb = linspace(xstart,xend,cmax); yb = linspace(ystart,yend,lmax);

11 days ago | 1

Answered

graphing a gaussian fit of data, invalid use of operator

"however when I run the code it highlights the "-Xo" and says invalid use of operator." G = (1/dmax)*exp(((a*(x.(-Xo))^2))/(2*S...

graphing a gaussian fit of data, invalid use of operator

"however when I run the code it highlights the "-Xo" and says invalid use of operator." G = (1/dmax)*exp(((a*(x.(-Xo))^2))/(2*S...

11 days ago | 0

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