Stephen Cobeldick

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7 043 total contributions since 2014

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Answered
Compare strings of different size/length
in1 = 'Class music n. 12 160b'; in2 = {'Classical musical n. 12 160beats','Techno music n. 7 120beats','Rock disco n. 12 140bea...

en dag ago | 0

Answered
Find, sort and assign values in matrix
q3 = [ 1.0000 2.0000 90.0000 4.9424 2.0000 3.0000 91.0000 4.3018 3.0000 4.0000 92.0000 ...

en dag ago | 0

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plotting using for loop
"...can some body tell me what i am doing wrong or if i am missing something in my code." The main problem is that you are not ...

en dag ago | 0

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I would like to create an array of cos*n*x with n=0,1,2,3...N...
Why do you need a loop? L = 51; N = (L-1)/2; A = cos((0:N)*pi)

2 dagar ago | 1

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Answered
convert binary string into hex
str = '0101010011101010'; fun = @(s)dec2hex(bin2dec(s)); out = regexprep(str,'.{1,4}(?=(.{4})*$)','${fun($&)}')

3 dagar ago | 1

Answered
How to plot e^(-2n)
f = @(x)exp(-2*x); fplot(f)

3 dagar ago | 0

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Answered
load multiple files in right order
Download my FEX submission natsortfiles: https://www.mathworks.com/matlabcentral/fileexchange/47434-natural-order-filename-sort...

4 dagar ago | 0

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Answered
I have a loop that generates a new matrix with each iteration. How do I store the matrix for each iteration?
Use a cell array: C = cell(1,N); for i = .. your loop C{i} = .. end https://www.mathworks.com/help/matlab/matlab_prog/a...

5 dagar ago | 0

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Submitted

MatPlotLib Perceptually Uniform Colormaps
MatPlotLib's default perceptually uniform colormap VIRIDIS and distinctive ColorOrder TAB10/VEGA10

5 dagar ago | 89 downloads |

Answered
How to sort numbers in a char
str = 'Y([4.1689],u1+[9.0615],[0.024204])+G([0.2594],u1+[3.8532],[0.31232])+G([1.1277],u1+[2.9793],[0.3143])+D([1.2424],u1+[1.59...

5 dagar ago | 0

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Submitted

Round Dates and Times
Round dates/times to the selected unit (round/floor/ceiling).

6 dagar ago | 8 downloads |

Submitted

Date Vector/Number to ISO 8601 Date String
Convert a Date Vector/Number to an ISO 8601 Date String. Tokens control the date/time notation.

6 dagar ago | 10 downloads |

Submitted

ISO 8601 Date String to Serial Date Number
Convert an ISO 8601 Date String to Serial Date Numbers. Auto-detect or select the timestamp style.

6 dagar ago | 6 downloads |

Answered
How to create matrix 10x10 with same diagonal vector and empry value
M = toeplitz([2,1,zeros(1,8)])

7 dagar ago | 0

Answered
sum of row in pattern
Data = [1,4,0.0000; 2,7,0.0000; 3,9,0.0000; 4,5,0.1760; 4,6,0.1580; 5,7,0.3060; ...

7 dagar ago | 0

Answered
How to identify partial string duplicates in a table
Actually the identical part at the start of the string is '*Endo', and this is easy to find: >> X = logical(cumprod(all(diff(Ta...

8 dagar ago | 0

Answered
Organize vector, extract indices
A = [2,4]; B = [2,70,8,29,98,100]; Out = setdiff(1:numel(B),A)

8 dagar ago | 0

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Submitted

Customizable Natural-Order Sort
Alphanumeric sort of a cell array of strings, with customizable numeric format.

8 dagar ago | 47 downloads |

Submitted

Natural-Order Filename Sort
Alphanumeric sort of filenames or filepaths, with customizable numeric format.

8 dagar ago | 358 downloads |

Submitted

Natural-Order Row Sort
Alphanumeric row sort of a cell array of strings, with customizable numeric format.

8 dagar ago | 24 downloads |

Answered
How to pass multiple arguments to a function stored in a vector?
The solution is to use a cell array for the input values, for example: C = cell(1,N); for k = 1:N % do NOT use i str = in...

8 dagar ago | 0

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Answered
Multiple plots in a for loop combined with variable cell arrays
By default every plot call deletes the contents of the figure before plotting the new data. So if you want to call plot multiple...

8 dagar ago | 0

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Answered
How can I create a new cell array from a existing array that only holds specific values?
You are defining a scalar cell on the RHS and putting it inside another cell array on the LHS, giving you nested cell arrays. Bu...

9 dagar ago | 0

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Answered
removing specifics elements from a matrix
acomb_w = [... 1 1 2 1 3 1 4 1 1 2 2 2 3 2 4 2 ...

9 dagar ago | 2

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Submitted

Maximally Distinct Color Generator
Generate maximally distinct colors in an RGB colormap.

10 dagar ago | 52 downloads |

Answered
Logical comparison (>= to be specific) between each element (row) of a column vector, and all elements inside each row of a matrix having same number or rows, respectively
A = [1,2,3,4,5,6;7,8,9,10,11,12;13,14,15,16,17,18] B = [4;10;16] C = A>=B % requires >=R2016b C = bsxfun(@ge,A,B) % for earli...

10 dagar ago | 0

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Answered
atan2 not consisent
The reason is a little arcane: negative zero: https://en.wikipedia.org/wiki/Signed_zero The other answers and comments are wro...

10 dagar ago | 4

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Answered
How can i divide data into equal parts?
V = 1:100; C = mat2cell(V,1,[25,25,25,25]); C{1} % C{2}, etc.

11 dagar ago | 0

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Answered
How to call array with string
Fieldnames are not indices (or atleast, not in the way that you are trying to use them). And writing the app variable, loaded va...

11 dagar ago | 0

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Answered
Help regarding the Munsell and Kubelka-Munk Toolbox - RGB to Munsell conversion
The function sRGBtoMunsell calls the function xyYtoMunsell which calls the function IsWithinMacAdamLimits . The author wrote som...

12 dagar ago | 0

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