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Feeds
How can I convert daily 0.25° Copernicus NetCDF data (`sla`, `ugos`, and `vgos`) into seven-day weekly means in MATLAB while preserving the original spatial grid and ignoring
hello again, this is a first code , hopefully it has alll the functions you asked for ...:) NB : I opted for the true weekly av...
9 giorni fa | 1
| accettato
Heat Map - data interposed on geometry import
hello this is a simpler demo code , you can tweak it according to your data and display wishes here a loop that goes through...
circa un mese fa | 0
Why do I get the following error when I am trying to run my code - Undefined function 'imadjust' for input arguments of type 'uint8'.
hello alternative code if you don't have access to the Image Processing toolbox I = imread('your image.jpg'); % Example ima...
2 mesi fa | 0
| accettato
Image registation to detect misalligment between the two images
maybe this ? I haven't use any of the imape Processing Tbx you used .... very simple approach %% Improved Centroid Registrat...
4 mesi fa | 0
Count number of true statements in a sequence until false, then check for the next true and repeat
hello maybe this : ind = logical([0,0,0,0,0,0,1,1,1,0,0,1,1,1,1,1,1,0,0,0,1,1,1,1]); [begin,ends] = find_start_end_group(in...
4 mesi fa | 1
| accettato
Can you get matlab to add a really small number to a big number and retain precision
using a first order approximation of the power function f(x) = (1+x)^n this can be approximated by f1(x) ~= (1+n*x) for x << 1 ...
5 mesi fa | 1
Drawing planes in geology
well , hello again @Moustafa seems I already answered this question last year : How to shift lines to their correction position...
6 mesi fa | 0
How do I reduce the amount of vectors I get from the gradient function without compromising resolution?
hello mybe this ? you could do the maths with a lot of data to get your gradient accurate as you wish then do a kind of data d...
7 mesi fa | 1
| accettato
replotting radiation pattern from its txt form
hello maybe this ? nothing fancy but I just figure out your reference image and the usual elevation angle convention (which is...
7 mesi fa | 0
How can I increase a count in the while iterator block?
hello again @Carlos I am not sure we really need a while block here. I haven't used simulink for very long , so I may be a bit ...
7 mesi fa | 1
| accettato
How can i isolate an object and find its orientation with respect to another object?
hello I am not really an image processing expert and therefore also my answer does not relly on the IP toolbox (I don't have /...
7 mesi fa | 0
Up Chirp and Down Chirp Generation in a Single plot
hello well there is the documentation related to the chirp funtion, have you looked here ? chirp - Swept-frequency cosine - MA...
7 mesi fa | 0
Calculation of prinicple radii of curvature for given mathematical equation
hello see Fex : Curvature of a 1D curve in a 2D or 3D space - File Exchange - MATLAB Central once you have generated your x, ...
7 mesi fa | 0
| accettato
RC circuit and its frequency response
still don't know if your method is valid , so I suggest mine (simply uses the same equations as a classical DFT) it's not 100%...
8 mesi fa | 0
How do I choose the poles and zeros in order to calculate my TF from input & output data?
Hello @Olga my code is more oriented towards electronic filter's or mechanical system identification (with either chirp or rand...
8 mesi fa | 3
How do I choose the poles and zeros in order to calculate my TF from input & output data?
hello there are those functions available to find minimal order realization for specific filters TF buttord – Minimum order ...
8 mesi fa | 1
Removing ghost rings on CCD reading?
made a quick and dirty code just to see how far I could go without the Image procesing Tbx well, you may find that usefull or n...
9 mesi fa | 0
How do I turn off plot zooming when mouse is moved?
hello funny, I don't have this effect on my R2025a . Is it a matlab issue or a problem with your mouse ? either I use the alre...
9 mesi fa | 0
How can I make use of the full window size when zooming into very tall images?
hello you can try this : % Example data im=imread('cameraman.tif'); imtall=repmat(im,11,1); % size 2816 by 256 ims...
9 mesi fa | 0
Export plot with margins very close to edges
hello there are different options to modify the subplots margins : How do I decrease the margins around the subplots in my f...
10 mesi fa | 0
| accettato
FIR, band pass, band stop, high pass
hello your code is correct but gives some warnings : Warning: Matrix is close to singular or badly scaled. Results m...
10 mesi fa | 0
| accettato
Help with lumping of fatigue data
hello again seems to me you can make the code simpler , no need for for loops I still have a doubt about the omega units ? a...
10 mesi fa | 0
PID control simulation code improvement
hello minor suggestions - in my view , the code is supposed to reflect a real time implementation so data are only known up to...
10 mesi fa | 0
| accettato
msgbox body text does not show up
seems to me now you have to use strings (double quote) and no more char array this works for me (R2025a) h = msgbox("Calcula...
10 mesi fa | 0
Why does having only one row in table, break dot indexing?
hello why not simply ask : size(master_cell{i,9}) this works for all cases (see last iteration) demo : % create dummy mast...
10 mesi fa | 0
| accettato
comment j'ecris et je delcare une matrice
Creating Matrices and Arrays - MATLAB & Simulink
10 mesi fa | 0
speeding up mpg video frame reading
seems to me the simplest change to gain speed is to remove this line : clear vidFrame I could get a speed increase of about 60%...
11 mesi fa | 0
How to design for decrement counter which should decrement from 500 to 0 using simulink blocks
hello simply make the difference between a constant (= 500) and a standard (rising) counter (0 to 500) the two blocks are t...
11 mesi fa | 1
using MATLAB to find area of flourescent region
hello this is a quick and dirty (potential) solution : that does not need the Image P Tbx generated by a non expert in th...
11 mesi fa | 0
Where to find image_ref.pdf file ?
I could find it here : Image Processing Toolbox Reference
11 mesi fa | 0
| accettato
