Kostas
Aristotle University of Thessaloniki
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MEDIA DE ME GUSTA
Contribute at least one answer each month for 6 consecutive months
Awarded to Kostas on 20 Jul 2017
Accept 5 answers given by other contributors
Awarded to Kostas on 20 Jul 2017
3 of your answers have been accepted
Awarded to Kostas on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Kostas on 20 Jul 2017
Solve a problem for the first time
Awarded to Kostas on 28 Jan 2012
Feeds
how to make a heatmap for a monthly time serie?
Based on the heatmap documentation tbl = readtable('heatmap.test.xlsx'); months = categorical(tbl.Var2); years = categorical(...
más de 4 años hace | 1
| aceptada
plot graph and bar on same figure with 2 x-asis and 2 y-axis with different scales
You need to create a second axis to plot your line. See this example Try something like the following % Create the data x1...
alrededor de 5 años hace | 1
Pregunta
How to preserve colors in histogram2
Hello all, i try to plot 5 datasets using histogram2 and hold on. I realize that the colors are not preserved (colors not showi...
más de 5 años hace | 0 respuestas | 0
0
respuestasPregunta
Calculate difference from a time series
Hello all, i would appreciate your help to solve the following issue (avoiding unnecessary loops if possible). I have a time s...
casi 9 años hace | 2 respuestas | 0
2
respuestasSelect areas of plot
u can find the latitudes you want to plot and plot just them id1 = find(lat>=0&lat<=50); % make the plot plot(lat(id1...
alrededor de 9 años hace | 0
Extract data given coordinates from a map
I assume your data is a matrix of the form data(lat,lon,time) with dimension of the latitude, longitude and time. So you...
alrededor de 9 años hace | 0
Pregunta
How to make a plot
Hello i need your help to make a plot like the attached one. i have my data in separated vectors, i.e. x y and z <</ma...
más de 9 años hace | 2 respuestas | 0
2
respuestasPregunta
Error in script Subscript indices must either be real positive integers or logicals.
I am trying to calculate the mean, max and min values from an array under some condition and at some specific case i get a very ...
más de 9 años hace | 2 respuestas | 1
2
respuestasResuelto
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
alrededor de 11 años hace
Add world map background to contour plot
If you had the Map toolbox, that would be quite easy to make it. Now i would suggest you to google for the M_Map: A mapping pack...
alrededor de 11 años hace | 0
Pregunta
Plot a contour map with statistical significance
Hello, i want to make a contour map and overlay the statistical significance (actually is a matrix of 0 and 1 with the same size...
más de 11 años hace | 0 respuestas | 0
0
respuestasPregunta
get numeric data from comma delimitted file
Hello i am reading a file and when i find some specific characters i want to get from that line some numbers. My problem is that...
casi 12 años hace | 1 respuesta | 0
1
respuestaPlot inside a for loop
well, it is like that because you don't create the x vector,it is just a value. You could try one of the both x=0:1:250; %c...
alrededor de 12 años hace | 0
| aceptada
Correlation Coefficient, RMSE
Maybe you can find help in this topic http://www.mathworks.com/matlabcentral/fileexchange/22020-goodness-of-fit-modified
alrededor de 12 años hace | 0
Help with patch
Thanks for your answers, i have made the proposed alterations but i still get the same result, as can be seen in the following i...
alrededor de 12 años hace | 0
Pregunta
Help with patch
Hello, i need your help to understand how patch works. I have made a 2D plot in matlab and i would like to add some patches to i...
alrededor de 12 años hace | 2 respuestas | 0
2
respuestasResuelto
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
alrededor de 12 años hace
Resuelto
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
alrededor de 12 años hace
Resuelto
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
alrededor de 12 años hace
Resuelto
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
alrededor de 12 años hace
Resuelto
Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...
alrededor de 12 años hace
Resuelto
Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...
alrededor de 12 años hace
Calculate mean monthly from daily values
maybe smt like this could work suppose you have a matrix called data(22281,5) months are stored in second column for i=...
más de 12 años hace | 0
Plot multiple data sets in the same chart in which one set is plotted on another axes
Maybe this function from file exchange could help you http://www.mathworks.com/matlabcentral/fileexchange/1017-plotyyy
más de 12 años hace | 0
Pregunta
create a figure with box on and x-ytick off
Hello i would like to create a graph with box on but i 'd like to remove the x-ticks from upper x-axis and y-ticks from right y-...
más de 12 años hace | 1 respuesta | 0
1
respuestapercent residual
You could save your fitting values to workspace, using cftool choose analysis and there select the option evaluate fit at Xi (in...
más de 12 años hace | 0
| aceptada
Pregunta
Help on code optimization
I have two matrices A (519840x5) and B (319966x5). Columns 2 to 4 for both contain "day of the year (format: 1-366) ", "hour (fo...
más de 12 años hace | 2 respuestas | 0
2
respuestasChange the name of array in each iteration
Thanks, it seems so simple i just change this part C = cell(11,1); for yy=2000:2010 ii=yy-1999; ..... C{ii}=[yr...
más de 12 años hace | 0
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