Stephen
Suspensa Vix Via Fit
Statistics
RANK
5
of 250,078
REPUTATION
28,984
CONTRIBUTIONS
3 Questions
7,637 Answers
ANSWER ACCEPTANCE
100.0%
VOTES RECEIVED
4,737
RANK
136 of 17,374
REPUTATION
8,319
AVERAGE RATING
4.90
CONTRIBUTIONS
22 Files
DOWNLOADS
663
ALL TIME DOWNLOADS
65846
RANK
of 103,764
CONTRIBUTIONS
0 Problems
0 Solutions
SCORE
0
NUMBER OF BADGES
0
CONTRIBUTIONS
0 Posts
CONTRIBUTIONS
0 Public Channels
AVERAGE RATING
CONTRIBUTIONS
0 Highlights
AVERAGE NO. OF LIKES
Top ten contributors whose answers received the most acceptances in 2021
Awarded to Stephen on 01 Jan 2022
Reach 25000 reputation points
Awarded to Stephen on 26 Oct 2020
Your submissions were downloaded 250 or more times in a month
Awarded to Stephen on 01 Nov 2019
Your submission is selected as "Pick of The Week"
Awarded to Stephen on 09 Oct 2019
Publish your first review
Awarded to Stephen on 09 Oct 2019
Your submissions received 25 five star ratings
Awarded to Stephen on 09 Oct 2019
Have 3 submissions connected to GitHub
Awarded to Stephen on 09 Oct 2019
Publish your first submission
Awarded to Stephen on 09 Oct 2019
Contribute at least one answer each month for 36 consecutive months
Awarded to Stephen on 20 Jul 2017
Accept 50 answers given by other contributors
Awarded to Stephen on 20 Jul 2017
Answer 3 questions that were unanswered for more than 30 days
Awarded to Stephen on 20 Jul 2017
100 of your answers have been accepted
Awarded to Stephen on 20 Jul 2017
Content Feed
How do I convert a 2d matrix to a 3d matrix and vice versa efficiently?
format compact A(:,:,1) = [1,2;3,4;5,6]'; A(:,:,2) = [10,20;30,40;50,60]'; A(:,:,3) = [11,21;31,41;51,61]'; A(:,:,4) = [100,...
2 days ago | 0
| accepted
Submitted
Numeric to Ordinal-String
Convert numeric values to a string array of integers with ordinal suffixes. Fully vectorized!
2 days ago | 2 downloads |
Submitted
Number to Yllion
Convert a number to text giving the value using Donald Knuth's Yllion naming scheme.
2 days ago | 1 download |
How to find the index of the minimum value in a matrix.
Where M is your matrix: [R,C] = find(M==min(M(:))) or [~,X] = min(M(:)); % or [~,X] = min(M,[],'all','linear'); [R,C] = ind2...
4 days ago | 1
Get all unique combinations of 2 columns from a table
V = {'Item1','Item2','Item3','Item4'}; T = table(1, 5, 7 ,10, 'VariableNames',V) X = nchoosek(1:numel(V),2); D = diff(T{:,V}(...
4 days ago | 1
| accepted
How do I transform this format 202007011030 (2020 07 01 10:30) into a readabel format?
You can easily import as DATETIME, no need to import as text nor fiddle around with text: fid = fopen('Fehmarn_Wind_date.txt','...
4 days ago | 0
| accepted
How to create a 3D matrix from subtracting 2D matrices (like creating 2D matrix from subtracting vectors)?
C = permute(A,[1,3,2]) - permute(B,[3,2,1])
4 days ago | 1
| accepted
Reading text file data with different data formats
Move the "header" to the top: txt = fileread('sample test data.txt'); [hdr,spl] = regexp(txt,'^#[^\n]+','match','split','linea...
4 days ago | 1
Use of assignment '=' in plot command?
That name-value sytnax was introduced in R2021a: y=1:10; plot(y,'.-',linewidth=2) % ^^^^^^^^^^^ this syntax introdu...
5 days ago | 0
| accepted
Write sections of a long string as new lines in a text document
sub = 'XYZYXYZYZYZXYZYXYZ0XYXYXYX'; tmp = split(sub,'0'); fprintf('%s\n',tmp{:})
5 days ago | 0
| accepted
How to save a matrix data with a concatenated variable name?
It is simpler and more efficient to use a structure: C = {'PrimSpeed','SecSpeed'}; S = struct(); for k = 1:numel(C) ...
6 days ago | 0
| accepted
Find corresponding element in same row as given value in matrix
Assuming that A and B are you matrices, and that the Y values are in the second columns: [valA,idx] = max(A(:,2)) valB = B(idx...
8 days ago | 0
| accepted
What is the best practice to recursively extract data from a nested structure in matlab?
S=struct(); S.case='1'; S.type='A'; S.values.model1.case='2'; S.values.model1.type='C'; S.values.model1.values.mission.case...
11 days ago | 0
| accepted
Identifying numbers within a long string containing multiple occurrences of text and numbers in one row
Simpler and gives the requested output: str = 'x y z p (Pa)...
11 days ago | 0
| accepted
Read CSV with yyyyMMddhhmmss and group months
Here is one way to group by month only, ignoring empty lines of the CSV file: str = fileread('sample.csv'); tkn = regexp(str,'...
12 days ago | 0
| accepted
using mat2cell
Using NUM2CELL would be simpler: C = num2cell(M,1) But if you insist on using MAT2CELL: C = mat2cell(M,1001,ones(1,10))
12 days ago | 0
how can i negative all value in a matrix except diagonal?
M = [13.333,5,0,5,3.3333,0;5,27.333,4,10,3.3333,5;0,4,17.846,0,3.8462,10;5,10,0,17.5,2.5,0;3.3333,3.3333,3.8462,2.5,16.346,3.333...
12 days ago | 1
| accepted
How to unfold/concatenate a 3D Matrix?
Making some guesses about the order you want, where A is your array: B = reshape(permute(A,[1,3,2]),[],21)
13 days ago | 0
| accepted
Submitted
Customizable Natural-Order Sort
Alphanumeric sort of a cell/string/categorical array, with customizable number format.
13 days ago | 29 downloads |
Submitted
Natural-Order Filename Sort
Alphanumeric sort of filenames or filepaths, with customizable number format.
13 days ago | 263 downloads |
Submitted
Natural-Order Row Sort
Alphanumeric row sort of a cell/string/categorical/table array, with customizable number format.
13 days ago | 24 downloads |
Problem in properly creating a structure to store data
The simple and efficient approach: P = 'absolute or relative path to where the files are saved'; S = dir(fullfile(P,'*.txt'));...
13 days ago | 0
| accepted
Count number of unique .mat files in a folder
The simple MATLAB approach is to use one of the histogram functions rather than a loop, e.g.: % S = dir(fullfile(rootPath,'**',...
13 days ago | 0
how to know if cell has some empty values
Where C is your cell array: any(cellfun(@isempty,C(:,3)))
13 days ago | 1
| accepted
Find index of value extracted from subset in larger set
The simple MATLAB approach is to use indexing: X = 325:400; [p,Y] = min(pvalue(X)); t = tvalue(X(Y));
15 days ago | 0
| accepted
How to use regexp in a cell array whose cells may contain cell entries
Your data: S = load('model.subSystems.mat'); model = S.model; Getting indices of nested cells which contain the requested tex...
15 days ago | 0
| accepted
How can I create structure entries in a for loop.?
Using a cell array and a structure array: C = {data1,data2,data3}; for k = 1:numel(C) S(k).max = max(C{k}); S(k).min...
15 days ago | 0
| accepted
elseif when the flag is not true
" I wanted the else condition to happen only when count1==5*N and the flag condition was not respected." Make the code explicit...
16 days ago | 1
| accepted
colon operator returns different answer in command window and script
"colon operator returns different answer in command window and script" Yes, because you called COLON with different values. "W...
16 days ago | 1
