KALYAN ACHARJYA

1,054 total contributions since 2017

#Image Processing
#Whatsapp+91-8387942066
#Alma-mater Tezpur University India

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Answered
Plotting a cell array on Matlab
Let say cell arry is cell_data for i=1:181 data=cell_data{i}; % Now data is first matrics of cell array % You can acess the...

6 hours ago | 0

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How can I find the value with the most change in my histogram?
More detail with example: data=[1 2 -4 5 6 0 5 20 10]; % Hist data is just simillar array diff_data=diff(data) idx=find(diff_...

7 hours ago | 0

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How to perform Sobel filter and HOG ?
How to perform Sobel filter and HOG ? Read Input image, say "I" Sobel, see detail here result=edge(I); HoG, see detail here...

7 hours ago | 0

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pyenv function not found
I'm running MATLAB 2018b You are using earlier MATLAB version. This function is Introduced in R2019b

7 hours ago | 0

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making volume from multiple slices
result=cat(Depth_size,slice1,slice2,slice3....); Depth_size must be same as number of slices to be add Say 3 slices then res...

1 day ago | 0

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Answered
mixing 16 matrixs in 48 lines
After the code, you can add the following to extract the 3x6 sub 16 matrices from Q2ibar, and save them all in cell array mat, w...

1 day ago | 0

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creating matrix from a vector
let's suppose I have this vector v=[0; 0; 4; 6] and I want to create a matrix such that X=[0,0,0; 0,0,0; 4,4,0; 6,6,6] %...

1 day ago | 0

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How to solve this error?
Save the function file in different MATLAB script and ensure that filename must be same as function name, that is jcoMatrix.m ...

1 day ago | 0

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Answered
array of mean from array
One line with blockproc data=magic(400); result_mean=blockproc(data, [40 40], @(x) mean(x.data(:)));

2 days ago | 1

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How do I get rid of these >> symbols when writing fprint?
fprintf('Average temperature during SF summer months is %.2f\n', avgSFSummer); or More New Line Gap fprintf('Average temperat...

2 days ago | 0

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Answered
Using if function for 'for statement'
X=0:0.1:3; % Define X as per requirements for i=1:length(X) if X(i)<0 break; else % do operation to ge...

2 days ago | 0

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Shifted Stairstep graphs in a single figure
Is this? for j=1:100 stairs(j:j:100); hold on; end Or for j=1:100 stairs(j:j+1:100); hold on; end

4 days ago | 0

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How Huffman Key is getting generated in this
How Huffman Key is getting generated in this? Is this? function [key] = keyGen(n) n = n*8; bin_x = zeros(n,1,'uint8'); r = ...

4 days ago | 0

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Find the index value
>> array_data=2:3:30 array_data = 2 5 8 11 14 17 20 23 26 29 Case 1: I assumed you are look...

7 days ago | 0

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while loop question about the count
I am wonder how can I make e become a change number because when I running my code e is always equal 5 even I changed my enter n...

8 days ago | 0

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how to extract the structure array from a cell array
Suppose you hace cell array data={ struc array1 struc array2 struc array3.....} If you want to extract struc array2 then.. re...

10 days ago | 0

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Answered
How to use the index of a matrix using Unique function to alter a second matrix?
how do I apply the index to make B = [ 1, 8, 13, 2] >> B=B(indx) B = 1 8 13 2 Code: A = [ 2 5 9 3 5 ...

12 days ago | 0

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Plot mean as a green line width of 3
This? subplot (3,4,1),plot (y,'g','linewidth',3); I assumed y as a mean

12 days ago | 0

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plotting: making an array out of values made in a for loop?
R=.5; %m L=1.25; %m H=.25; %m N=100; phi=zeros(1,N); theta=linspace(0, 4*pi, N); for i=1:N fphi=@(phi) R*sin(theta(i)) + ...

12 days ago | 0

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finding an array of roots?
Is this? R=.5; %m L=1.25; %m H=.25; %m N=100 phi=0; theta=linspace(0, 4*pi, N); for i=1:N fphi=@(phi) R*sin(theta(i)) + ...

12 days ago | 0

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decreasing point on curve
One way: Find the y, when y(i)<y(i-1) (First Case) iterate i from 2 to end Second way: data=y(i+1)-y(i); %Create the data, t...

14 days ago | 0

Answered
Why the I is always a constant
Befor answering the question, It seems you are messing with code and logic, if yes, figure out. Now the answer of the question ...

14 days ago | 0

Answered
Index in position 2 is invalid. Array indices must be positive integers or logical values.
for ky=-6:0.1:6 for kx=-6:0.1:6 f(10*ky+61,10*kx+61)=exp(i*10^(-16)*(2.16*(n+m)*kx+1.245*(n-m)*ky)) I(10*ky+61,...

14 days ago | 0

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Function that converts Celsius to Fahrenheit and prints it to a file
Error in CelToFar (line 7) Far=((9*Cel/5)+32); Here it is- I assumed you pass the single aruments (scalar) at a time, if large...

14 days ago | 0

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Answered
Counting values between values in array
A=123; B=129; result=sum(find(var==A | var==B))

14 days ago | 0

Answered
Matrix dimensions error for adding noise vectors
The issue is here, you are trying to add different sizes matrices in the following line- new_sound_array=y+x1+x1; Where >> w...

14 days ago | 0

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Answered
how to do convolution Of this x1 and x10 function ?
result=conv(x1,x10); plot(result); Please do all other axes labeling and title

14 days ago | 0

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Answered
Add columns into one column with each run
"Add columns into one column with each run" F=rand(10,1); [r c]=size(F); num_of_colm=10; % mention how many column you want t...

15 days ago | 0

Answered
Vector dimensions not right
As already @Walter sir specified, you did not provide us the "t" data, here I have assumed the t data as same as t2 Please assi...

15 days ago | 0

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Answered
How to express this function?
function y=test1() T=3; W=pi; t=0.01:10 y=10*exp((-t./T).*sin(W.*t)) end Or Direct T=3; W=pi; t=0.01:10; y=10*exp...

15 days ago | 0

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