Answered
Random Sampling of Repeated Numbers in an Array
p=randperm(length(Q)); [~,I]=unique(Q(p)); RandomSelect=p(I), % Q(RandomSelect) is equal to unique(Q)
Random Sampling of Repeated Numbers in an Array
p=randperm(length(Q)); [~,I]=unique(Q(p)); RandomSelect=p(I), % Q(RandomSelect) is equal to unique(Q)
8 years ago | 1
Answered
Avoid for loop: Looping through rows of m-by-n logical array
For older MATLAB version, this FEX might be useful <https://fr.mathworks.com/matlabcentral/fileexchange/24255-splitvec SplitVe...
Avoid for loop: Looping through rows of m-by-n logical array
For older MATLAB version, this FEX might be useful <https://fr.mathworks.com/matlabcentral/fileexchange/24255-splitvec SplitVe...
8 years ago | 0
Question
mxCreateSharedDataCopy no longer supported in R2018a
This is an error message I got when compiling my C-mex file _Error using mex Function mxCreateSharedDataCopy not supported. ...
8 years ago | 4 answers | 4
4
answersAnswered
Which MATLAB operations/functions need speeding up?
*persistent* statement Not sure the reason (internal data hashing?) , but it is slow.
Which MATLAB operations/functions need speeding up?
*persistent* statement Not sure the reason (internal data hashing?) , but it is slow.
8 years ago | 0
Answered
Where is the MCRInstaller.exe for Matlab 2018a?
You need to download from the web, it's no longer come with the distribution. https://www.mathworks.com/products/compiler/mcr...
Where is the MCRInstaller.exe for Matlab 2018a?
You need to download from the web, it's no longer come with the distribution. https://www.mathworks.com/products/compiler/mcr...
8 years ago | 0
| accepted
Answered
How do you index an array inside an array of structures?
sf2 = arrayfun(@(s) s.field(2), s)
How do you index an array inside an array of structures?
sf2 = arrayfun(@(s) s.field(2), s)
8 years ago | 1
Answered
R2018a complex interleaved data is the new memory model
I have not noticed the change before reading this post, since all my MEX are still working in 2018a. I guess there is a conve...
R2018a complex interleaved data is the new memory model
I have not noticed the change before reading this post, since all my MEX are still working in 2018a. I guess there is a conve...
8 years ago | 0
Submitted
mintersect(varargin)
Perform intersection of multiple numerical arrays
8 years ago | 2 downloads |
Answered
Insert efficiently elements into sorted array
The best way to insert/delete into a sorted array is ... not using array at all, but a more sophisticated data structure, e.g. r...
Insert efficiently elements into sorted array
The best way to insert/delete into a sorted array is ... not using array at all, but a more sophisticated data structure, e.g. r...
8 years ago | 0
Submitted
bsxcat(dim, varargin)
Concatenate two arrays along a specific dimension with auto expansion of singleton enabled.
9 years ago | 1 download |
Submitted
Min/Max selection
Search for k smallest or largest elements in the array
10 years ago | 1 download |
Question
Difference of GUI rendering in deployment in R2015B
I use MATLAB Compiler to deploy a GUI in R2015B, and rendering is different when the same program run under MATLAB. For examp...
10 years ago | 1 answer | 0
1
answerAnswered
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
On my LAPTOP with Nvidia GF 730M I can't get the FPS above 12, regardless the driver (up to 385.91 where I install about a week)...
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
On my LAPTOP with Nvidia GF 730M I can't get the FPS above 12, regardless the driver (up to 385.91 where I install about a week)...
10 years ago | 0
Answered
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
There is a hope that TMW might able to fix it, since HG1 can handle well new driver.
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
There is a hope that TMW might able to fix it, since HG1 can handle well new driver.
10 years ago | 0
Answered
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
Sorry for cross posting, but we somehow pinpoint to the fact that MATLAB handle poorly some latest/advanced drivers http://w...
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
Sorry for cross posting, but we somehow pinpoint to the fact that MATLAB handle poorly some latest/advanced drivers http://w...
10 years ago | 0
Answered
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
I would like to submit another issue with HG2 performance that is blocking in my case. Context: I have a high speed camera th...
Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
I would like to submit another issue with HG2 performance that is blocking in my case. Context: I have a high speed camera th...
10 years ago | 0
Submitted
Merge sorted arrays
Given two already sorted arrays, the function combines them in an unique sorted array
12 years ago | 1 download |
Solved
Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...
14 years ago
Solved
Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...
14 years ago
Solved
Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....
14 years ago
Solved
Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...
14 years ago
Solved
Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...
14 years ago
Solved
Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...
14 years ago
Solved
Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...
14 years ago
Solved
Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
14 years ago