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How to call up matrices in a loop
you need the command 'eval' this is one universal solution, you just have to make sure than only the martices which you wanna c...
oltre 12 anni fa | 0
Domanda
how to implement a function in kd-tree ?
hei, i need to compare 100000 points (xy) whether they are within a certain distance (radius) of each other. i am using ...
oltre 12 anni fa | 0 risposte | 0
0
risposteDomanda
how to improve loops in matlab, especially with big variables.
hei, i have two loops, where each point is checked how many other points are within a certain radius. the point is, that i h...
oltre 12 anni fa | 2 risposte | 0
2
risposteHow to sort an array in descending order?
sort(A,1,'descend') <http://www.mathworks.se/help/matlab/ref/sort.html> or sortrows
oltre 12 anni fa | 3
Domanda
point cloud to surface/mesh , interpolation within a certain distance.
hei, i have an irregular point cloud and want to creat a DEM. i tried this with griddata. however, griddata interpolates als...
oltre 12 anni fa | 0 risposte | 0
0
risposteRepeat a function n times where n is the number of peaks
i am not sure, if i understand the discription. but, if you n is the numer of peaks, than it should be possible to count the p...
oltre 12 anni fa | 1
| accettato
How to plot a Matrix?
use the meshgrid, griddata, surf: [xi yi]= meshgrid(min(G):0.05:max(G),min(G):0.05:max(G); zi = griddata(x,y,z, xi,y...
oltre 12 anni fa | 0
Domanda
griddata interpolation just within a certain distance
hei, i have a point cloud from a laser scanner with about 6000000 points. i did an interpolation with [xi yi]= meshgrid(s...
oltre 12 anni fa | 3 risposte | 1
3
rispostedifferent z values for one x y coordinate
%% looking for unique xy values uniCoord=unique(data(:,1:2),'rows'); uniCoord(:,3:12)=NaN; %% writing...
quasi 14 anni fa | 0
| accettato
matrix limits
hei, this might work: A(A(:,1)>limit,:) = [] hope this helps
quasi 14 anni fa | 0
| accettato
Domanda
different z values for one x y coordinate
hei, my problem is, that i have xyz points and it happens, that for one identical x,y value i get several z values. now i...
quasi 14 anni fa | 2 risposte | 1
2
risposteDomanda
interpolating in 3 dimension for each cell position
hei, i have a 3d matrix, where each layer into the 3rd dimension is a new measurement. i would like to interpolate invalid va...
circa 14 anni fa | 1 risposta | 0
1
rispostaDomanda
sorting 3d matrix by value of a cell
hei, i have a 3d matrix, where each layer into the 3rd dimension is a new measurement. the value in one cell however gives ...
circa 14 anni fa | 2 risposte | 0
