KSSV
https://sites.google.com/site/kolukulasivasrinivas/ Professional Interests: Mathematical Computing
Python, MATLAB, Fortran
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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...
1 giorno fa | 0
| accettato
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)) ; ...
1 giorno fa | 1
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. ...
15 giorni fa | 1
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)+(...
circa un mese fa | 0
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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...
circa 2 mesi fa | 0
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 mesi fa | 1
| accettato
How to get the plot x&y when a user clicks on a point I have plotted
REad about getpts
2 mesi fa | 0
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 mesi fa | 0
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 mesi fa | 0
FE triangle mesh without the mesh node connections visible
h1 = trisurf(meshConnections, X, Y, Z, permittivity); h1.EdgeColor = 'none' ;
3 mesi fa | 0
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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 mesi fa | 0
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 mesi fa | 0
| accettato
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 mesi fa | 0
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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 mesi fa | 1
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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 mesi fa | 1
| accettato
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 mesi fa | 1
Finding the roots for an equation
syms x a eqn = x^4+5*a*x^2+6*a==0 ; s = solve(eqn,x)
5 mesi fa | 0
| accettato
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 mesi fa | 0
Filtering Values in Matlab in the Same Matrix Size
A = [2 5 8; 2 6 7; 1 9 5] ; A(A<=5) = 0
5 mesi fa | 0
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How do you plot a line on a function defined by colors?
[X,Y,Z] = peaks(100) ; contourf(X,Y,Z)
5 mesi fa | 0
Plotting a cartesian equation with an imaginary component of 0*1i
c = 4+1i*0 ; plot(real(c),imag(c),'*r')
5 mesi fa | 0
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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 mesi fa | 0
Interpolate MATLAB geoscatter/geoplot data to estimate average wind speeds in the Gulf of Mexico?
REad about scatteredInterpolant, griddata.
6 mesi fa | 0
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 mesi fa | 0
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 mesi fa | 0
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 mesi fa | 0
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 mesi fa | 0
Select images from a folder based on their similarity.
Read about ssim.
6 mesi fa | 0
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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 mesi fa | 0
How can i calculate max correlation and time delay between two signals?
REad about crosscorr.
6 mesi fa | 0