Gesendet
dbarray - pack and unpack database arrays to matlab arrays
dbarray lets you directly send/fetch array[] type database fields into native MATLAB variables
etwa 12 Jahre vor | 1 Download |
Contributors metainfo: reputation and more
*Recent news:* ... and *BAM!* Walter hits *25,000*! Congratulations are in order again. It's impressive to see, but depressin...
etwa 12 Jahre vor | 4
how to project images on the side walls of a 3D surf plot
Hi Konstantinos, Does this code get you on your way? R = 0:0.1:1; z = cos(-R); % that'd be your current y-f...
etwa 12 Jahre vor | 1
| akzeptiert
What's on your personal MATLAB to-do list?
A triangulation3d class which would basically inherit the standard triangulation class, but add useful features specifically for...
etwa 12 Jahre vor | 2
Discussion
What's on your personal MATLAB to-do list?
What MATLAB tools or functions have you been thinking about making but haven't quite gotten around to it? It can be something...
etwa 12 Jahre vor | 2
Frage
What's on your personal MATLAB to-do list?
What MATLAB tools or functions have you been thinking about making but haven't quite gotten around to it? It can be something...
etwa 12 Jahre vor | 6 Antworten | 2
6
AntwortenReading lines from a text file and storing them into an array.
Hi Surush, The trick is to put each line in an element of a cell array. Here's some commented code that does what you're t...
etwa 12 Jahre vor | 11
| akzeptiert
Gesendet
surf2solid - make a solid volume from a surface for 3D printing
Turns thin surfaces into closed solids by adding a flat base or offsetting by a given thickness.
etwa 12 Jahre vor | 5 Downloads |
Error using surf() with colorbar and title
Hi Christian, try this: opengl('software') figure,surf(magic(99)),colorbar,title('Va') Does that sort it out as well?...
mehr als 12 Jahre vor | 0
Gelöst
Indexed Probability Table
This question was inspired by a Stack Overflow question forwarded to me by Matt Simoneau. Given a vector x, make an indexed pro...
mehr als 12 Jahre vor
Gelöst
Duplicate each element of a vector.
for an n-dimensional vector x, the function should return another vector 2n-dimension which each element is repeated twice. Ex...
mehr als 12 Jahre vor
Gelöst
Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...
mehr als 12 Jahre vor
How to execute a function after the value of a property changed? Problems with callback function
If all of the observation of *PMV* is done by the *RB* class itself, so there's actually a better/cleaner way to do what you're ...
mehr als 12 Jahre vor | 0
find intersection between two data sets
Hi Carlos, try this code: dataset = rand(20,2); zoneXY = rand(1,2); zoneRadius = rand(1); dists = sqrt(sum(bsxfun(...
mehr als 12 Jahre vor | 0
| akzeptiert
Interpolating vectors at specific points
Hi Christopher, here's a solution that does the job. If you can guarantee that you only have one crossing in your vector V, then...
mehr als 12 Jahre vor | 0
What am I doing wrong with object oriented programming?
Mark, you're almost there. Here's how to "just get it running": methods function q = calculateSin(this, x) ...
mehr als 12 Jahre vor | 0
| akzeptiert
how to calcuate mean with NaN
If you have the Statistics Toolbox, just replace calls to |mean()| with calls to |nanmean()|. If you don't have it, you can d...
mehr als 12 Jahre vor | 0
| akzeptiert
Gesendet
unifyMeshNormals
Aligns adjacent faces in a triangulated mesh surface or volume
mehr als 12 Jahre vor | 2 Downloads |
2D Contour colormap too dark.
Hi Marc, Got it. The RGB values you're copying in are 8-bit RGB colours of integers ranging from 0 to 255. You're right that ...
mehr als 12 Jahre vor | 0
| akzeptiert
Elevate a single isoline in a contour (2D) plot
Hi Marc, Is this what you're trying to do? [x,y,z] = peaks; z = z*10 figure [c,h] = contour(x,y,z,'LevelStep',2...
mehr als 12 Jahre vor | 1
| akzeptiert
update objects' coordinate of the same plot !!!!!!!!!!!!!!!!!!!
Hi Bolivar, Let's just go with one object first for simplicity: Here's the contents of the *user1* class: classdef us...
mehr als 12 Jahre vor | 0
How to convert binary image to 2D triangulation?
Geert, here's how I'd do it. Note that I use <http://www.mathworks.com/matlabcentral/fileexchange/30525-isocontour isocontour> f...
mehr als 12 Jahre vor | 2
| akzeptiert
How to convert 2D triangulation to binary image?
Hi Geert, Here's something that does what you want. It's not optimised for speed as it simply iterates naively through triang...
mehr als 12 Jahre vor | 0
| akzeptiert
Plotting 4d data with matrices.
Naty, as per the comment above I can't replicate your exact data, but here's an example that should show you how to make the fig...
mehr als 12 Jahre vor | 1
| akzeptiert
count of months spanned
Hi Leah, I think you can do this quite nicely as follows: startvecs = datevec(startdates); endvecs = datevec(enddates...
mehr als 12 Jahre vor | 1
| akzeptiert
Nested if statement won't execute
Perhaps the value of |i| is never set, or at least never set _in the scope of the loop that you are running_. Perhaps you mean |...
mehr als 12 Jahre vor | 0
| akzeptiert
Errors in solving nonlinear simultaneous equations
You can't plot a simultaneous equation during iterations in that way. If you instead put: options = optimoptions('fsolve...
mehr als 12 Jahre vor | 1
| akzeptiert
Retrieve all data from columns apart from id when using MySQL
Hi Gurvinder, Can I suggest that I think it would be easier for you to simply get _all_ the fields, and then just discard the...
mehr als 12 Jahre vor | 1
| akzeptiert
Frage
Equation of a constrained circle
I have a circle with known parameters (x,y,r): x = 37 y = -7 r = 38 I would like to find the parameters of a new c...
fast 13 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Convert/decompose formula terms similarly to LinearModel
I'm trying to do something which must be implicitly done inside *LinearModel.predict()*, but I can't seem to get to it. The t...
fast 13 Jahre vor | 1 Antwort | 0