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KALYAN ACHARJYA


1,201 total contributions since 2017

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

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Answered
How to draw a zigzag line in MATLAB?
x=randi(100,[1,10]); y=randi(100,[1,10]); line(x,y)

7 hours ago | 0

Answered
Array indices must be positive integers or logical values.
Please check it has modified (slightly), no need of loop here. omega=2*pi*10; t=0:0.001:10; f=linspace(0,500,length(t)); n=1...

7 hours ago | 1

| accepted

Answered
Find column where one value is NaN
"Find column where one value is NaN" a=[0.5, NaN, 0.5, 0.5, 0.5; 0.5, NaN, 0.5, NaN, NaN]; [r,c]=find(isnan(a)); col_data...

7 hours ago | 1

Answered
Log graphic and matrix problem
Try with (element wise operation) .^

8 hours ago | 0

Answered
The surface Z must contain more than one row or column.
Is this? Please make C and D vectors with same girds points p=2; %range and domain of the graph a=-p:0.1:p; b=-p:0.1:p; [A,B...

8 hours ago | 0

Answered
Log display problem semilogx
a=5; b=2; x=0.0001:1000000; y=a*x+b; figure semilogx(x,y)

8 hours ago | 0

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Answered
Plot, fitness function.
Please note I have consider random x value here, please change as per the data. Also there is no role of gama in fitness, as gam...

8 hours ago | 0

Answered
how to sum a 9 matrice in a for loop ?
"May the question is: how to sum a 9 matrices elements in a for loop?" No need of loop, here mat is given matrix result=sum(m...

9 hours ago | 0

Answered
how to calculate euclidean norm of two points?
As you mentioned ||x-y||^2 (abs(x-y))^2 If not, please do read here the theory and tell us the expression

9 hours ago | 0

Answered
Bar charts with different colors
One way: SC01_LS02_TVSR_112=[0.0127 0.0139 0.0058 0.0112 0.0048 0.0126 0.0037]; col=['r','y','b','k','b','k','y']; % Decide co...

9 hours ago | 0

Answered
How can I select y data given a certain x value?
load Zn1.txt Zn1_data=Zn1; V_Zn1=Zn1_data(:,1); A_Zn1=Zn1_data(:,2); AA_Zn1(find(V_Zn1~=-1.7001))=0; Is This? "I would li...

9 hours ago | 0

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Answered
find jordan canonical form of a matrix
J=jordan(A); % where A is Given Matrix Or In your code J represents the same https://in.mathworks.com/help/symbolic/sym.jordan...

1 day ago | 0

Answered
How can I plot symbolic expression
fplot

1 day ago | 0

Answered
How to remove candidates which are present on blood vessels?
"I have two images ,one is the candidates image and the blood vessels image.I have studied that candidates won't occur on blood ...

1 day ago | 0

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Answered
Is my uint16 image matrix and RGB image?
Are the unit16 images an rgb images? Is there a way to determine that? No, it doesnot mean that, this mean data types Check th...

1 day ago | 0

Answered
How can I show this text in the command window?
fprintf and disp

1 day ago | 0

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Answered
adding constant offset to sensor
Is this? a=0.5 % amplitude f=5 % frequency t=linspace(0,10,500); acc=-4*a.*pi^2./f.^2 .* sin(2*pi./f .* t); p...

1 day ago | 0

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Answered
I have this code but I want to add each of my values of xn into an array then plot these on a graph. How would i do this?
Do array indexing inside while loop likewise % Define i=1; % also define y(1) and xn(1) while condition xn(i)=(xn(i)+a/xn(...

1 day ago | 1

Answered
can any one provide the concatenation of logical bits
"could you please give me a suggestion to concatenate the logical bits of p,q,r,s" result=[logical(p),q,r,s]

1 day ago | 0

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Answered
How to avoid printing certain values in axes of a plot?
set(gca,'XTick',1:1:4)

1 day ago | 0

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Answered
Simple Message Encryption with Matricies
Please di read here char As per the char character array >> ascii = char(reshape(32:127,32,3)') ascii = 3×32 char array ...

1 day ago | 0

Answered
How to remove the noise in image?
Apply morphological image processing after segmenation. Like remove blobs smaller than.. You can use bwareaopen with certain t...

1 day ago | 0

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Answered
I have to calculate BER(bit error rate ) of OOK(on off keying signal)
I have checked the code, as suggested you the followings points: First one: As the error pointed, use randi insteat on randint...

3 days ago | 0

Answered
please help with this.
result=[mat1,mat2,mat3,mat4]

3 days ago | 1

Answered
Display negative results with "i" rather than negative sign
Is this: First one, if OK, do the same for 2nd program n=input ('enter a number between -10,000,000 and 10,000,000: '); if n<-...

3 days ago | 0

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Answered
How to calculate true positive , true negative, false positive and false negative as we have segmented and ground truth
%Last year I answered this way, you can avoid the loop (Recommended) TP=0;FP=0;TN=0;FN=0; for i=1:400; for...

3 days ago | 0

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Answered
SNIR formula in MATLAB
Here SINR Please note it was Introduced in R2018a, for detail theory just google. Matlab use: I already provided the Matlab do...

3 days ago | 0

Answered
Attempt to call constructor figure with incorrect letter case.
No Error: close all; clear; clc; %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% PARAMETERS %%%%%%%%%%%%%%%%%%%%%%%%%%%% %Number of Nodes ...

3 days ago | 0

Answered
Delete middle rows in table
table_data([3,4],:) = []; After deletion 5th and 6th rows automaticaly become 3 and 4 rows.

3 days ago | 1

Answered
how do i plot this?
w1=? % Defined all data w2=? w3= ? w4=? w5=? t=0:0.01:18; v=- 0.056139*cos(t*w1)-3.3986*cos(t*w2)-0.41655*cos(t*w3)-1.127...

4 days ago | 0

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