Community Profile # KALYAN ACHARJYA

Last seen: 1日 前 2017 以来アクティブ

#Image Processing
#Learner Alma #TezpurUniv

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I need to plot the following script. But it gives an error.
Fw=1./(cos(w*Hs/Vs_soil));

1日 前 | 2

how to extract objects from an image after filling in the objects in the binary image
Original BW image BW_result=bwareafilt(BW,2); % Get the largest 2 max size objects result=~(BW_result.*BW); % Nand Logical Op...

8日 前 | 0

How can I find a number from a matrix, which is greater than and closest to 1.
Hints: Use logical indexing Get the data those are greater than 1: mat>1 Subtract 1 from all elements of the matrix - mat-1 G...

8日 前 | 0

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can someone help me with this code? there is something wrong and I don't know what it's.
Replace all lines axis ([th0 thl -inf inf]); More figure plot (th0:dth:thl, wBD , th0:dth:thl , alBD/100 ,'lineWidth', 2); ...

8日 前 | 0

how to plot columns of two matrices against each other?
mat1=... mat2=... for i=1:7 plot(mat1(:,i),mat2(:,i)); hold on; end

15日 前 | 0

Matlab Matrix plot from a for-loop
pi_aprox=zeros(1,30); n=6; g2n=zeros(1,30); U_neue=zeros(1,30); g2n(1)=1; for i=1:30 U_neue(i)=n*g2n(i); pi_aprox...

15日 前 | 0

Adding a filter to only white regions of image.
result_image=gray_image.*bw_image; %Now you can apply the filter on result_image

15日 前 | 0

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sort output of roots or residue so that the repeated roots occur together
>> data=roots([1 8 38 88 121]) data = -2.0000 + 2.6458i -2.0000 - 2.6458i -2.0000 + 2.6458i -2.0000 - 2.6458i ...

3ヶ月 前 | 0

how to get Y Value from a plot having 3 curves as shown in figure?
I have assumed that you have the 3 data for three individual plot, with respect to same x values, let say y1,y2,y3 for the same ...

3ヶ月 前 | 0

Manipulation of certain matrix elements which meet a certain criterion
mat=randi([-5,5],[100,100]); % Sample Matrix [r,c]=find(mat(10:15,11:13)<0==1); % Get the indices mat(9+r,10+c)=x; % x Manupu...

3ヶ月 前 | 0

FFT of Signal doesn´t work well
xabs(2nd Plot) is the absolute of fft ??

3ヶ月 前 | 0

Determining mean and creating a bar chart in Matlab
load LabelTable.mat % Extract data % ID 1 Animal_ID_1 = T(T.Caller_ID==1,:); % ID 2 Animal_ID_2 = T(T.Caller_ID==2,:); % I...

5ヶ月 前 | 0

Is there a way to automatically extract the first and last number in a for loop?
So my question is, is there a way to automatically extract the first and last number in the sd column and place them- Just stor...

5ヶ月 前 | 0

Segmentation of multiples ecg signals
First Part: load ecg_data_file Read the y axis data (mV) as another column data & store in new variable, say ecg_data. The ti...

5ヶ月 前 | 0

I have an image ( bit it has a ‘spotty’ appearance). Can you help restore it to a less spotty state

5ヶ月 前 | 0

dsolve for multiple plots on a single figure
Using Loop A = 2; % cross-sectional area (m^2) T = 0.1; % integral time c...

6ヶ月 前 | 0

How do I select the particular region of the segmented image in MATLAB
Possible: Convert the image to binnary & trace the region?? If you can perform an operation on a binary image, its indexes can a...

6ヶ月 前 | 0

how to save the data in csv file from the plot
Options: The plot is a figure, you can save as Matlab .fig files (Use save as option) Save the figure plot result as an image ...

6ヶ月 前 | 0

Given a linear system i want to do Gauss-Seidel iteration.But getting error.Would appreciate if anyone fix me the code. Thanks.
No coding syntax error x(1)=1.5; y(1)=-1; z(1)=1; iter(1)=0; for n=1:4 iter(n+1)=n; x(n+1)=(16+3*y(n)-2*z(n))/8; y...

6ヶ月 前 | 0

Yes it's OK, horizontal concatenation x=[x,3] Example: >> x=1:4 x = 1 2 3 4 >> x=[x,9:12] x = 1 ...

6ヶ月 前 | 0

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Image pre-processing to remove noise
Absolutely possible, you can remove the white pixels based on area (Extract objects from binary image by size) and do some AND o...

6ヶ月 前 | 0

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I want to Generate Chirp Signal
See the MATLAB inbuilt function, you need to change the properties only https://in.mathworks.com/help/signal/ref/chirp.html

6ヶ月 前 | 0

How to write loops within loops for a function.
Vs = 8:-0.1:7 o/p: 8 7.9 7.8 7.7 7.6 7.5 7.4 7.3 7.2 7.1 7 Hoe you can do the ...

6ヶ月 前 | 0

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xlswrite() to write to csv file not working
You are trying to save in CSV, Prefer this one https://in.mathworks.com/help/matlab/ref/writematrix.html

6ヶ月 前 | 0

Matrix dimension conversion for image input layer
Sir, you can convert the size of the image from 2D to 3D using the following way (The image isualization is not affected) ori_i...

6ヶ月 前 | 0

sum of array by specific index value
result=sum(second_arary(first_array)) More result=sum(hasil_tambah_array(index))

6ヶ月 前 | 0

Image pre-processing to make pixels in one straight line
Yes, you can do that multiple ways Get the two highest-spaced white pixels in the image, column numbers (left column and right ...

6ヶ月 前 | 0

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HSV color assignment depending on the height of the corresponding histogram bin
If you use less than & equal (both inclusion), it may be cover the entire image. e.g if h_level>0.75 & s_level>0.75 pixel...

6ヶ月 前 | 0

How to count objects in an image?
The approprite approach based on the type of input images, though you can follow the following (General Case) Steps: Do the se...

6ヶ月 前 | 1

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Keep track of Matrix row indices after deleting some rows
You can store the A in a temporary variable, and do the modification on temp temp=A; Now do the all modification on temp. Res...

8ヶ月 前 | 0