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Provide your first answer ever to someone else's question
Awarded to Patrick Mboma on 25 Jul 2017
Accept 20 answers given by other contributors
Awarded to Patrick Mboma on 20 Jul 2017
Feeds
Question
Problem with parfor loop due to some variable that cannot be classified.
I am unable to specify a parfor loop that works due to some variable that matlab cannot classify I tried to implement the follo...
1 year ago | 1 answer | 0
1
answerQuestion
Why doesn't Matlab call the overloaded subsref method?
Hi, I have a class in which I have overloaded both subsref (and subasgn) for some constructed object obj, I am able to sucessf...
2 years ago | 0 answers | 0
0
answersQuestion
manipulation of yearly, quarterly, monthly, weekly and daily dates using datenum
I would like to create a function that translates some specific date formats into date numbers and a function that reverses the...
2 years ago | 1 answer | 0
1
answerQuestion
Number of unique coordinates in an array
Dear all, I am trying to solve the following problem as fast as possible. Consider a square matrix with coordinates (i,j) where...
2 years ago | 1 answer | 0
1
answerQuestion
Fastest way to compute a multiplication of matrices times a sequence of kronecker products
I would like to compute the following operation o=f*(kron(a0,a1,a1,a1,a1)+kron(a1,a0,a1,a1,a1)+kron(a1,a1,a0,a1,a1)+kron(a1,a1,...
2 years ago | 1 answer | 0
1
answerQuestion
Why is this sparse multiplication failing?
Hi, Why does Matlab run out of memory on the multiplication of these two sparse matrices? The first one is of size 1724987...
6 years ago | 1 answer | 0
1
answerIs it possible to write several statements into an anonymous function?
I asked this question 5 years ago and it is still active today. I had almost forgotten that I did ask such a question, which led...
7 years ago | 2
Question
From a string to function handle of a function handle
Hi, Is it possible to transform a string into a function handle calling another function handle? More specifically, consid...
7 years ago | 2 answers | 0
2
answersQuestion
anonymous function for if-else statements
Hi, Is it possible to write an anonymous function or a function handle that replicates the behavior of if-else statements? ...
7 years ago | 4 answers | 0
4
answersQuestion
How do I create a legend that is "disconnected" from the plotted items
Dear all, I have the following problem. I would like to plot various items that can take two colors, say red and blue. The colo...
7 years ago | 0 answers | 0
0
answersQuestion
condition in regular expression
Hi, I would like to match a regular expression, which can take two forms: aaa1(-1)&abcd or bbb2&aefdg More ...
8 years ago | 0 answers | 0
0
answersQuestion
Is it advisable to have a handle object inside a handle object?
Hi, I would like to create two classes, say, class1 and class2 both of which inherit from the handle class. Therefore I have ...
8 years ago | 1 answer | 0
1
answerQuestion
Retrieving/storing the state of a handle
Hi, Is it possible to retrieve the old state of a modified handle object? more concretely, suppose a have a class such as ...
8 years ago | 1 answer | 0
1
answerQuestion
why is 1+ nan*1i = NaN + NaNi ?
Dear all, I am trying to figure out how to store some information using complex numbers and retrieving that information later...
9 years ago | 2 answers | 1
2
answersQuestion
custom-defined syntax highlighting for non-matlab files
Hi, Many text editors allow users to define their own list of keywords for files with unknown extensions. This list is then p...
9 years ago | 1 answer | 0
1
answerQuestion
Is it possible to programmatically add a file extension for syntax highlighting?
Hi, Is it possible to programmatically add a file extension for syntax highlighting? Just for the sake of argument, suppo...
9 years ago | 1 answer | 0
1
answerQuestion
How to get rid of the hanging popup display in debug mode?
Hi all, One of the frustrations I have sometimes had with Matlab is the fact that while it is convenient to be able to see th...
9 years ago | 1 answer | 0
1
answerQuestion
How to capture an optional expression using regular expressions?
Dear all, I would like to use regular expressions to capture and transform expressions of the form name or name...
9 years ago | 2 answers | 0
2
answersQuestion
How to capture tokens using regular expressions?
Dear all, I would like to capture two parts of a sequence of strings. I would like to call the first part "main" and the second...
9 years ago | 2 answers | 0
2
answersQuestion
Help for inherited method
Hi, I have the following problem. I have two classes, say second_class and first_class, where second_class<first_class i.e. s...
9 years ago | 1 answer | 0
1
answerQuestion
Getting help for a function from another function
Dear all, suppose I want to get help from a function. I can simply type h=help('myfunction). But then suppose that I have ano...
9 years ago | 3 answers | 1
3
answersQuestion
function with unknown number of outputs within parfor
Dear all, I am facing this apparently simple problem: I am trying to write a parfor loop that containts a function call with ...
9 years ago | 2 answers | 0
2
answersQuestion
How to define new methods on existing matlab classes?
Hi, I would like to define, for my own use, new methods for some matlab classes such as cell, struct, among others. for ins...
9 years ago | 3 answers | 0
3
answersQuestion
Can this be accelerated?
Hi, The following computations are very expensive for large matrices A, B and the coefficient q. C=reshape(A,a1*q,b1)*B;...
9 years ago | 1 answer | 0
1
answerQuestion
How large can a sparse matrix be?
Hi, I thought I could exploit the fact that a matrix is sparse to build a big matrix. I would like to build a sparse matrix o...
9 years ago | 1 answer | 1
1
answerQuestion
str2func and anonymous functions
Dear all, I posed a problem earlier and it was not answered. I guess I did not pose the problem well. I try again as my unde...
9 years ago | 1 answer | 0
1
answerQuestion
Strange behavior of anonymous functions
Dear all, I have two problems related to anonymous functions: 1-) I create an anonymous function taking several inputs ins...
9 years ago | 1 answer | 0
1
answerQuestion
problem with overloaded plot in 2014b
Dear all, I am facing a problem I have not seen before. I have overloaded the plot function for a certain class. Up until 201...
10 years ago | 0 answers | 0
0
answersQuestion
Help on regular expressions
Hi all, I would like to extract parts of a string. In particular, I would like to extract all elements between two limits LI...
10 years ago | 1 answer | 0
1
answerQuestion
workspace of anonymized/memoized subfunctions and nested functions
Dear all, Is there any way to have control over the variables entering the workspace of an anonymous function? I have been ex...
10 years ago | 1 answer | 0
1
answer
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