Mark Whirdy


Actif depuis 2012

Followers: 0   Following: 0

Message

Statistiques

All
  • First Review
  • Knowledgeable Level 2
  • First Answer
  • Commenter
  • Solver

Afficher les badges

Feeds

Afficher par

Réponse apportée
Split matrix across the median
a = rand(5,10); b = repmat(median(a,1),10); c1 = a; c1(a<b) = NaN; c2 = a; c2(a>=b) = NaN; .... what you're lookin...

plus de 11 ans il y a | 0

Réponse apportée
Loading multiple files into the same database
In semi-pseudo code below My_array = []; % container for all file contents for i = 1:size(Name_File_Array) fid = fope...

plus de 11 ans il y a | 0

Réponse apportée
Convert an acceleration time graph, into a velocity time graph.
I'm not sure its a matlab issue as such but you'd need to know the starting velocity at least. If we assume its zero, then I thi...

plus de 11 ans il y a | 0

| A accepté

Réponse apportée
Loading multiple files into the same database
Hi Bob Can you read the contents of all files into matlab in loop, vertically concatenating the cellarrays and perform a sing...

plus de 11 ans il y a | 0

Réponse apportée
computation for each date
doc xlsread doc movavg doc accumarray

plus de 11 ans il y a | 0

Réponse apportée
from cell array to numeric vector
MWDIData_pop(1,1:5) = {[3752373],[3876616],[4006236],[4140773],[4279524]}; % square brackets in a cellarray indicates that t...

plus de 11 ans il y a | 2

| A accepté

Réponse apportée
from cell array to numeric vector
yearCellArray = {'2008';'2009';'2010'}; yearVector = cellfun(@str2double,yearCellArray);

plus de 11 ans il y a | 1

Réponse apportée
Can I use this formula??
not really a matlab question, google it

plus de 11 ans il y a | 1

Réponse apportée
How to vectorize a find
a temporary vector of row numbers, then use your vector-of-interest & a logicsl statement to index this row-number vector ...

plus de 11 ans il y a | 0

Réponse apportée
How can we achieve interfacing of two GUI's?
if you just put the name of gui2 inside the callback of the pushbutton of gui1, then gui2 does not open? gui1_mybutton_...

plus de 11 ans il y a | 0

Réponse apportée
How to store matrix values in a vector?
Hi Peter Finding it a little difficult to totally grasp what you want to do e.g. m is a 3d matrix & not a 2d one, right? M...

plus de 11 ans il y a | 0

| A accepté

Réponse apportée
memory leak using activex to save multiple excel files
are you not closing the workbooks?

plus de 11 ans il y a | 0

A résolu


Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

presque 12 ans il y a

A résolu


Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

presque 12 ans il y a

A résolu


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

presque 12 ans il y a

A résolu


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

presque 12 ans il y a

A résolu


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

presque 12 ans il y a

A résolu


Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

presque 12 ans il y a

A résolu


Is my wife right?
Regardless of input, output the string 'yes'.

presque 12 ans il y a

A résolu


Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

presque 12 ans il y a

A résolu


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

presque 12 ans il y a

A résolu


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

presque 12 ans il y a

A résolu


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

presque 12 ans il y a

A résolu


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

presque 12 ans il y a

A résolu


Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...

presque 12 ans il y a

Réponse apportée
remove numbers from a name
welcome to the frustrating world of regular expressions!! regexp(name,'[a-z]\w+','match') all the best, Mark

presque 12 ans il y a | 2

Réponse apportée
Vectorize double loops with constraints on the indexes
Hi Anne-Claire I can make some progress in the vectorization here (code below) but there are a few issues. 1) The r=max(k-...

presque 12 ans il y a | 0

Réponse apportée
How to overcome the error message in the script below -Matrix dimension error - due to different size array manipulation
Hi Jan The error I get is ??? Index exceeds matrix dimensions. Since PT_mj is a [3*4] matrix and we are trying to...

presque 12 ans il y a | 0