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KSSV


Last seen: Today 自 2011 起处于活动状态

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

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

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  • MATLAB Mini Hack 2022 Participant
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已回答
Hi, I'd like to see the temperature on a surface map of lon (-20 20) and lat (-10 10).I'd like to have an idea so that this script gives me a better visual like on the figure?
You need to make the values lying outside the given scattered points to NaN. For outside values, the function will extrapolate w...

11 hours 前 | 0

| 已接受

已回答
fsurf(sym(1), [0 1 0 1], 'y', 'EdgeColor', 'none'), this is fun for z axis , how about y axis?
What you gave is similiar to: x = linspace(0,1,35) ; y = linspace(0,1,35) ; [X,Y] = meshgrid(x,y) ; Z = ones(size(X)) ; ...

12 hours 前 | 1

已回答
Using the clear command in functions?
Becuase clc, clear clears your input variables which are saved in the workspace. You need not to use it inside the function. ...

14 days 前 | 1

已回答
Error using surf Z must be a matrix, not a scalar or vector.
You have to use X and Y i.e matrix in the calculation Z. x=(0:0.1:pi); y=(0:0.1:pi); [X, Y]= meshgrid(x,y); Z=(sin(0.3*X)+(...

1 month 前 | 0

| 已接受

已回答
How to fill/interpolate missing data to nearest geospatial coordinate?
% Prepare dummy data [X,Y] = meshgrid(1:10,1:10) ; Z = rand(size(X)) ; % Make random nan's idx = sort(randsample(numel(X...

2 months 前 | 0

已回答
Loading a .fig file in MATLAB without losing information
h1 = openfig('test1.fig','reuse'); % open existing/ saved figure ax1 = gca; % get handle to axes of figure h2 = figure; % cr...

2 months 前 | 1

| 已接受

已回答
How to get the plot x&y when a user clicks on a point I have plotted
REad about getpts

2 months 前 | 0

已回答
I wonder how to make the lines thicker in rlocus graph
sys = tf([2 5 1],[1 2 3]); rlocus(sys) set(findall(gca, 'Type', 'Line'),'LineWidth',5);

3 months 前 | 0

已回答
How to get output of multiple variables in xls
Let the variables be x, y, z. T = table(x,y,z) ; writetable(T,'text.xlsx')

3 months 前 | 0

已回答
FE triangle mesh without the mesh node connections visible
h1 = trisurf(meshConnections, X, Y, Z, permittivity); h1.EdgeColor = 'none' ;

3 months 前 | 0

| 已接受

已回答
Searching a string on a table to get time
You may try using functions like contains, strcmp T = readtable('https://in.mathworks.com/matlabcentral/answers/uploaded_files/...

4 months 前 | 0

已回答
Why dot indexing is not supported for variables of this type using EMD method in MATLAB R2019a version ? What can I do?
It seems IMF is not a sturcutre. Check class(IMF) If it is double. Try max(IMF)

4 months 前 | 0

| 已接受

已回答
How to plot the graph from the data table as attached.
load matlab.mat ; x = LineProfile.(1) ; y = LineProfile.(2) ; plot(X,y,'r') hold on plot(x,smooth(y),'b')

5 months 前 | 0

| 已接受

已回答
Matlab Error (Z must be a matrix, not a scalar or vector.)?
P_air = .1:.1:4; alpha = .0125:.0125:.5; [alpha,P_air] = meshgrid(alpha,P_air); T_air_dry = (1/0.0408)*log((0.42*P_air.*(1-al...

5 months 前 | 1

| 已接受

已回答
I am having a problem using corelation with table variables.
M(k,p) = corr(data_array1.(1),data_array2.(1)) OR M(k,p) = corr(table2array(data_array1),table2array(data_array2))

5 months 前 | 1

| 已接受

已回答
How to assign a mean of a variable to every year ?
T = readtable(myfile) ; [c,ia,ib] = unique(T.(1)) ; % gewt unique values of years N = length(c) ; iwant = zeros(N,2) ; ...

5 months 前 | 1

已回答
Finding the roots for an equation
syms x a eqn = x^4+5*a*x^2+6*a==0 ; s = solve(eqn,x)

5 months 前 | 0

| 已接受

已回答
Right hand side of an assignment into a table must be another table or a cell array.
bias = table('Size',[1,11], 'VariableTypes', {'datetime', 'string', 'double', 'double', 'double', 'double', 'double', 'double', ...

5 months 前 | 0

已回答
Filtering Values in Matlab in the Same Matrix Size
A = [2 5 8; 2 6 7; 1 9 5] ; A(A<=5) = 0

5 months 前 | 0

| 已接受

已回答
How do you plot a line on a function defined by colors?
[X,Y,Z] = peaks(100) ; contourf(X,Y,Z)

5 months 前 | 0

已回答
Plotting a cartesian equation with an imaginary component of 0*1i
c = 4+1i*0 ; plot(real(c),imag(c),'*r')

5 months 前 | 0

| 已接受

已回答
How can I generate a 3D torus taking a function as the torus shape?
R1 = 3 ; R2 = 1 ; u = linspace(0,2*pi-eps) ; v = linspace(0,2*pi-eps) ; [u,v] = meshgrid(u,v) ; X = (R1+R2*cos(v)...

5 months 前 | 0

已回答
Interpolate MATLAB geoscatter/geoplot data to estimate average wind speeds in the Gulf of Mexico?
REad about scatteredInterpolant, griddata.

5 months 前 | 0

已回答
Plotting my own validation and loss graph while training a CNN
[net,info] = traiNetwork() ; % you need to train the network rmse = info.TrainingRMSE ; % get the RMSE curve from info ep...

6 months 前 | 0

已回答
Why won't my plot start 0 and increase to 0.005 like my Ld
clc; clear all ; % url = 'https://www.ioc-sealevelmonitoring.org/list.php?operator=&showall=all&output=contacts#' ; % T = we...

6 months 前 | 0

已回答
Writing into excel sheet from matlab
N = 10 ; iwant = zeros(N,1) ; for i = 1:N iwant(i) = i ; end T = table(iwant) ; writetable(T,'Test.xlsx')

6 months 前 | 0

已回答
I am trying to read xlsx file data into MATLAB environment, not able to read xlsx variables more than 10.
Don't use xlsread, it is obselete. Use readtable.

6 months 前 | 0

已回答
Select images from a folder based on their similarity.
Read about ssim.

6 months 前 | 0

| 已接受

已回答
Plotting a time series e^(-at) cos⁡((bt) u_s (t)) for two cases, first for a=3 and b=50, then for a=-3 and b=50.
clc; clear ; a1=3; b1=50; a2 = -3; b2= 50; t = linspace(0,1) ; f1 = exp(-a1*t).*cos(b1*t) ; f2 = exp(-a2*t).*cos...

6 months 前 | 0

已回答
How can i calculate max correlation and time delay between two signals?
REad about crosscorr.

6 months 前 | 0

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