Clay Swackhamer
UC Davis
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Feeds
I want to calculate the exact surface area of an irregular 3d molecule/cluster using xyz coordinates. Is there a way?
This is a really interesting question. Here are my thoughts: We need the edge points. I'm assuming that what you have (the x,y,...
5 meses hace | 0
For loop that executes data from an excel file, your mission should you choose to accept it
Here is some code that reads a simple excel table (attached) and calculates a new variable based on the function "ECEF_function"...
8 meses hace | 1
| aceptada
What should go in a next-generation MATLAB X?
My wish list: A real, beautiful dark theme Improving the appearance of figures. Reduce padding around subplots, set default ax...
8 meses hace | 0
how to use if else statement
Hope this helps. It uses an example built in dataset (carbig) to demonstrate some basics of working with data in tables. As with...
9 meses hace | 1
| aceptada
Create a column vector with elements counting down from 200 to 0 in increments of 5
Try transposing your output to flip it from a row vector (list of numbers going horizontally) to a column (list of numbers going...
más de 1 año hace | 0
Plotting end points from different arrays
Hi AJ, I'm not entirely sure about your question, since you ask to "plot the end points of these variables (a, e, de, da) again...
casi 2 años hace | 0
| aceptada
Help with table variables calculation
% Define the table T = table; T.rank = [1,3,2,4,2,5,1,3,2,4]'; T.rank = categorical(T.rank); % Create another column to st...
casi 2 años hace | 1
| aceptada
How to plot this function with the interval of [-2,2]?
% Define x x = linspace(-2,2,1000); % Define function y = x + 1-2*sin(pi*x); % Estimate roots as values less than a tole...
casi 2 años hace | 0
Pregunta
Features that will help me detect this object?
I would like to detect an object in digital images (photos attached). It is a small nut. Sometimes I can successfully detect it...
más de 2 años hace | 1 respuesta | 0
1
respuestaPregunta
fitnlm either runs perfectly or crashes with nearly identical data
I am using fitnlm to do a simple curve fit. Most of the time it runs perfectly, but every now and then nearly identical data wil...
más de 3 años hace | 1 respuesta | 0
1
respuestaHow to use nlinfit for a function with a nested infinite sum?
Hi Ishan and Chris, I attached an example. If you figured this out already I would be very grateful to see how you did it, sinc...
más de 3 años hace | 0
Pregunta
Change yticks using a stacked plot
Hello, I am using the stackedplot function to display multiple series of data that share the same x axis. I would like to chang...
más de 4 años hace | 2 respuestas | 0
2
respuestasHow can i shift plot?
p=[1/6 1/6 1/6 1/6 1/6 1/6]; q= conv(p,p); r=conv(q,p); rr=conv(r,p); rrr=conv(rr,p); rrrr=conv(rrr,p); subplot(2,2,1)...
casi 5 años hace | 0
| aceptada
Write a MATLAB®
Hi Pamela, See https://www.mathworks.com/help/matlab/ref/plot.html and also https://www.mathworks.com/help/matlab/ref/fplot....
casi 5 años hace | 0
Simple moving average code for forecasting stock prices
Hi Megawaty, Check out https://www.mathworks.com/help/matlab/ref/movmean.html Here is an idea: time = 1:1:100' %100 trading...
alrededor de 5 años hace | 1
| aceptada
How to make an image straightener like that of cam scanner app?
Hi GMD, Check out https://www.mathworks.com/help/images/ref/imrotate.html Here is a bit of code where I implemented this type ...
alrededor de 5 años hace | 0
fitting a parabola giving unreasonable answer
Two things: I changed your independent values (r) to something that is not so small. Second, I made your equation more simple. I...
alrededor de 5 años hace | 0
| aceptada
How to save animated plots
%% Make some data t = 1:0.1:2*pi y = sin(t) %% Initialize video myVideo = VideoWriter('myVideoFile'); %open video file my...
alrededor de 5 años hace | 18
| aceptada
How to plot a complex power spectrum using MATLAB?
This might have what you are looking for https://www.mathworks.com/help/matlab/ref/fft.html You could transform the data from...
alrededor de 5 años hace | 0
| aceptada
need help in matlab graph
SINR = rand(15,30) %15 x 30 matrix of random numbers Pt = linspace(-30, 30, 15) %create a vector from -30 to 30 with 15 entries...
alrededor de 5 años hace | 0
problem with determining the area of an object in a binary image
You could try running the same code, except instead of using bwarea you could try summing all the pixels in the image. Since in ...
alrededor de 5 años hace | 0
Where can I find the interactive signal processing tutorial?
This one is the official introduction to the toolbox https://www.mathworks.com/products/signal.html And here is an option from...
alrededor de 5 años hace | 0
Pregunta
Simple compression of cylinder- results of finite element model don't make sense
I am trying to simulate the steady state compression of a cylinder using finite element analysis. The model that I have runs, bu...
alrededor de 5 años hace | 1 respuesta | 0
1
respuestaEnviada
getUCDavisColors
Returns official colors for the University of California, Davis
más de 5 años hace | 1 descarga |
Pregunta
Perimeter used by regionprops
Hi all, I am using the output of bwconncomp as an input to regionprops to calculate some values for blobs in a binary image. ...
más de 6 años hace | 2 respuestas | 1
2
respuestasPregunta
Modify line style with insertShape
Hi all, I wrote a function to make a grid on an image. I can either draw the grid on top of the image or burn/insert it into ...
más de 6 años hace | 1 respuesta | 0
1
respuestaPregunta
Vectorize loop for image manipulation
I have a black and white image (Ibw), and I want to take a circular region from it, and place it on a white background. I made...
alrededor de 7 años hace | 1 respuesta | 0
1
respuesta
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