Community Profile

photo

Evan


Sandia National Labs/University of Louisville/Georgia Tech

Last seen: mehr als ein Jahr vor |  Aktiv seit 2012

Followers: 0   Following: 0

Kontakt

Statistiken

All
  • 3 Month Streak
  • Thankful Level 3
  • Indexing I Master
  • Indexing II Master
  • Project Euler I
  • Introduction to MATLAB Master
  • Community Group Solver
  • Pro
  • Revival Level 1
  • Knowledgeable Level 4
  • First Answer
  • ASEE Challenge Master

Abzeichen anzeigen

Feeds

Anzeigen nach

Beantwortet
Obtaining corresponding pixel indices in perspective-corrected image
I managed to find a solution to this problem. First note that this applies to MATLAB versions R2014b and earlier. While I can't ...

fast 9 Jahre vor | 0

| akzeptiert

Beantwortet
Fibonacci sequence, slightly different.
It seems to be quite close. You just need to make one small change. You should reference the seq variable using the index, k, no...

etwa 9 Jahre vor | 0

Beantwortet
Extracting matrix diagonal with diag(A)
Does this fix your problem? a = eye(4,4) == 1; diag(a) While the *diag* function works fine, if you have a variable n...

etwa 9 Jahre vor | 0

| akzeptiert

Beantwortet
Merge tables with different dimensions?
Does this example do what you need? A = randi(9,4,3) B = randi(9,4,5) C = randi(9,4,2) D(1:4,1:size(A,2)) = A;...

etwa 9 Jahre vor | 0

Beantwortet
search for a code in a cell
key = [1 1 -1 -1] C{1} = [1 1 1 1];C{2}=[1 1 -1 -1];C{3}=[1 -1 1 -1];C{4}=[1 -1 -1 1] loc = find(cellfun(@(x)all(x == ke...

etwa 9 Jahre vor | 1

| akzeptiert

Beantwortet
I need help creating a function for taking an array and reversing it and i have to use a for loop. I have looked online but i really dont know what i am doing?
There are built-in functions for this, such as *fliplr* and *rot90*. However, if you want to use a loop, think about the proc...

etwa 9 Jahre vor | 0

Beantwortet
Difference Between a Number and Character Array
These links might be helpful for understanding data types in MATLAB, as well as classes in general: * <http://www.mathworks.c...

etwa 9 Jahre vor | 0

Beantwortet
When zooming, 3D plotted data exceeds uipanel extent despite axes being clipped
While I'm able to replicate this in previous MATLAB versions R2012a, R2012b, R2014a as well as some releases prior to 2011, this...

etwa 9 Jahre vor | 0

| akzeptiert

Beantwortet
Most Efficient Spreadsheet File
If Image Analyst's solution doesn't work for you, you might try *csvread*. Assuming you're able to save your data in .csv format...

mehr als 9 Jahre vor | 0

Frage


Obtaining corresponding pixel indices in perspective-corrected image
I am attempting to warp an image taken from an off-center camera to produce an image that resembles the viewfield were it taken ...

mehr als 9 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
How to reverse a number?
x = 1234; s = num2str(x) - '0'; xr = polyval(s(end:-1:1),10)

mehr als 9 Jahre vor | 2

Beantwortet
User Defined input in form of a table
You can either import tabular data from excel using *xlsread* or create a GUI that contains a *uitable* with MATLAB. Creating yo...

mehr als 9 Jahre vor | 0

| akzeptiert

Beantwortet
Counting element length in cells.
Look into <http://www.mathworks.com/help/matlab/ref/cellfun.html *cellfun*> >> A = {'Piggy'; 'gue7352892'; 'hdufhe~jf'}; ...

mehr als 9 Jahre vor | 9

Beantwortet
switching pixel with defined colour in a matrix
If I is your image: I = imread('peppers.png'); R = I(:,:,1); G = I(:,:,2); B = I(:,:,3); Idx = reshape(randperm...

mehr als 9 Jahre vor | 1

| akzeptiert

Beantwortet
Random number generation after time interval
I'm assuming this program involves a loop. If so, is each iteration quick enough that it's sufficient to simply check how much t...

mehr als 9 Jahre vor | 0

Beantwortet
Is it possible to make graphs like this in MATLAB?
Have you tried *boxplot*? http://www.mathworks.com/help/stats/boxplot.html

mehr als 9 Jahre vor | 0

Beantwortet
How to store user-generated text within a loop?
In order to store multiple strings, likely of different lengths, you will need to use a cell array. <http://www.mathworks.com/he...

mehr als 9 Jahre vor | 0

| akzeptiert

Beantwortet
How can i get neighbors from 3D array but in the same order as the matrix ?
One way to do it: A = rand(5,5,5); B = false(size(A)); B(3,3,3) = true; %Point around which you want to find neighbor...

mehr als 9 Jahre vor | 0

Beantwortet
how to ellipse fitting to connected object?
help regionprops This allows you to return the orientation, major axis length, and minor axis length of binary data with r...

mehr als 9 Jahre vor | 0

| akzeptiert

Beantwortet
How to draw a two y axis and one x axis graph . The Two y axis should arrange in top and bottom and x axis should position in left side of the plot
If *plotyy* doesn't work for your purposes, you can create two axes with the same position, then set the 'Color' property of the...

mehr als 9 Jahre vor | 0

Beantwortet
code to form a matrix by selecting some elements in another matrix
Look into the *randi* function.

mehr als 9 Jahre vor | 0

| akzeptiert

Beantwortet
Problem in plotting a summation
Try out the *cumsum* function. Also it's worth noting that all the functions/operators you need (factorial, ./, .^, etc.) can al...

mehr als 9 Jahre vor | 0

Beantwortet
for loop for matlab files
% where N is the number of files for i = 1:N load(['M' num2str(N) '.m']) end This will change based on whether...

mehr als 9 Jahre vor | 0

| akzeptiert

Beantwortet
How to write program to choose random numbers from given input set?
see *randi*

mehr als 9 Jahre vor | 0

Beantwortet
How to navigate through Struct/Cell from Matlab Gui?
For determining the datatype of the arrays selected by the user, see the *iscell* and *isstruct* functions. The *who* command ca...

mehr als 9 Jahre vor | 0

Beantwortet
Plot doubt: how to fill the squares.
Try using the *MarkerFaceColor* property. Example: x = 0:pi/32:2*pi; y = sin(x); z = cos(x); plot(x,y,'s',x,z,'...

mehr als 9 Jahre vor | 0

| akzeptiert

Beantwortet
How to know time that spent matlab in solving problem?
help profile or help tic Running *tic* and *toc* will simply tell you how much time passed between the respective ...

mehr als 9 Jahre vor | 0

Beantwortet
Easy for loop question
i must be a real, *positive* integer. Because i starts at 1, and you reference A(i-1,2), your first iteration will try to access...

mehr als 9 Jahre vor | 1

Beantwortet
How to retain only the positive root of a quadratic equation?
help imag So, if you wanted to return only roots without complex parts: R_all = roots([1 1 0 1]); R_real = R_all(~i...

mehr als 9 Jahre vor | 1

Beantwortet
How to accept an answer in a comment?
If you can't get them to re-submit it themselves, and if flagging doesn't work, I would just copy+paste it into an answer of you...

mehr als 9 Jahre vor | 0

Mehr laden