KSSV

Last seen: 21 days 前 | 自 2011 起处于活动状态

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https://sites.google.com/site/kolukulasivasrinivas/ Professional Interests: Mathematical Computing

Programming Languages:
Python, MATLAB, Fortran
Spoken Languages:
English, Hindi, Telugu

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19 个提问
11,313 个回答

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已回答
Array indices must be positive integers
The error is clear......your indices are either negative or zeros double. When you are indexing, the indices should be either lo...

2 months 前 | 0

已提交

complex corelation and p-value
To find the complex correlation and its p-value between two complex vectors.

3 months 前 | 3 次下载 |

0.0 / 5

已回答
getSlope function issues for MATLAB code
You can implement this function in few lines from the Method you have mentioned. Let x be your voltage readings and y be their...

3 months 前 | 0

| 已接受

已回答
3d plots with attributes of points
Let data be your three columns matrix. x = data(:,1) ; y = data(:,2) ; z = sata(:,3) ; % Plot as unstructured grid dt = d...

5 months 前 | 0

已回答
how to delete my profile?
Go to MyAccount > Profile > Close Account.

5 months 前 | 0

已回答
Print a statement to the Command Window
To display text in the Command Window, use disp or fprintf . disp('job done') or fprintf('job done \n')

5 months 前 | 21

| 已接受

已回答
Visualizing 4 Dimensional NetCDF Files
REad about slice

5 months 前 | 1

| 已接受

已回答
is there a way to automatically label columns with stackedplot with a common name?
You rename the labels of the table to the desired and use stackedplot. A = rand(10,4) ; T = array2table(A) ; stackedplot(T) ...

5 months 前 | 0

| 已接受

已回答
3D plot for a given matrix
Read about stem3.

6 months 前 | 0

已回答
How can I plot 2D streamlines on top of a surf plot?
% conc plot first [X,Y,Z] = peaks(100) ; [uX,uY] = gradient(Z) ; figure(1); surf(X,Y,Z); daspect([1 1 1]); shading int...

6 months 前 | 1

| 已接受

已回答
How to remove all weird column names from a table and replace them (with numbers or alphabet letters)?
T = readtable(myfile) ; T.Properties.VariableNames = {'1','2','3','4','5','6','7','8'} ; NOTE: The column names on the right...

6 months 前 | 1

| 已接受

已回答
Question on surface plotting (beginner)
T = readtable('surface.txt') ; x = T.(1) ; y = T.(2) ; z = T.(3) ; F = scatteredInterpolant(x,y,z) ; dx = 0.1 ; dy = 0.1 ;...

6 months 前 | 2

| 已接受

已回答
Help importing and reading .csv file and graphing
T = readtable('myFile.csv') ; figure hold on plot(t,T.(1),'r') plot(t,T.(2),'b') legend('data1','data2') Where t is your d...

6 months 前 | 0

已回答
Creating a histogram with non-increasing x axis
A = rand(100,1) ; figure h = histogram(A) ; vals = h.Values ; bins = h.BinEdges ; bins = (bins(1:end-1)+bins(2:end))/2 ; ...

7 months 前 | 1

| 已接受

已回答
Data Reshape for Contour Plot
T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/1776380/RawDataCFXPost.xlsx'); [theta,rho,z] = car...

7 months 前 | 0

| 已接受

已回答
how to delete the files in a folder using matlab?
Read about delete

7 months 前 | 0

已回答
If f1(x,y)≤z≤f2(x,y), how to draw the range of z?
x=-5:0.1:5; y=-5:0.1:5; [m,n] = meshgrid(x,y) ; z1 = m.^2+n.^2; z2 = 3*m.^3+n.^2+1 ; surf(x,y,z1,"EdgeColor","none")...

7 months 前 | 0

已回答
Vectorize scalar and colon
A = zeros(6,10) ; A(:,1:3) = 1 ; A(4:6,4:5) = 1;

8 months 前 | 0

已回答
Pearson correlation graph between variables
clc; clear ; R = zeros(6,1) ; for i = 1:6 X = rand(100,1) ; y = rand(100,1) ; R(i) = regression(X',y') ; ...

8 months 前 | 0

已回答
how to plot from .csv file?
T=readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/1753899/baseline.csv') ; freq=T.(2)(1:6); A_1_PE_H...

8 months 前 | 0

已回答
Multiple text entries over plots
You can use the text to add the strings. You need to specify the position where you want to place the string. You may find centr...

8 months 前 | 1

| 已接受

已回答
How to Extract photos at Each frame from a Video in MATLAB?
vidObj = VideoReader('C:\Users\Public\Videos\Sample Videos\Wildlife.wmv'); numFrames = 0; while hasFrame(vidObj) F = read...

9 months 前 | 0

已回答
Interpolation of two-dimensional within a given space window
T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/1744881/Points.txt'); x = T.(1) ; y = T.(2) ; z ...

9 months 前 | 0

已回答
copping grayscale image and remove any other borders or details
Read about imcrop. [I,rect] = imcrop(myimage) ;

9 months 前 | 0

已回答
Script has no errors, but no plot is given
% Constants hbar = 1.0545718e-34; % Planck's constant m = 9.10938356e-31; % Electron mass l = 1; % angular momentum quantum...

9 months 前 | 0

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已回答
Index in position 1 is invalid. Array indices must be positive integers or logical values.
You need to proceed like this: tic % Specifying the length of the array N = 1000; % Making phi and theta array lengths th...

9 months 前 | 0

| 已接受

已回答
How to move colorbar in scatter3 plot and keep it inside the figure
You need to play with the position. cb.Position = [x y L w] ; The position have the details of position (x,y) of the colorbar...

10 months 前 | 0

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已回答
How do I plot a polynomial equation and set of x-y coordinates on the same graph?
x = [2 5 8 11 14 20]; y = [0.20 0.29 0.44 0.50 0.66 0.56]; p = polyfit(x,y,3) ; yi = polyval(p,x) ; figure hold on plo...

11 months 前 | 0

已回答
How to make double array representation as complex array with null imaginary number ?
z = 3+eps*1i

12 months 前 | 2

| 已接受

已回答
How can I perform time averaging of a signal acquired with an accelerometer?
Read about smooth, movmean.

12 months 前 | 1

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