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Turlough Hughes


Last seen: 4일 전 2019 이후 활성

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MATLAB-Binance-API
Suite of functions for accessing the Binance API via MATLAB. Supports spot and margin trading and all public endpoints.

4달 전 | 다운로드 수: 20 |

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Read data from text file. Tables with uneven number of rows
fid = fopen('t1.txt'); c = 1; while ~feof(fid) d = fgetl(fid); if ~isempty(regexp(d,'X.*Y.*Z.*Energy', 'once')) ...

5달 전 | 0

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How to image one text file from many
You could use imagesc or imshow(___,[]) as follows: dataImage = randi(1000,100,100,5); % example data you could have for dataIm...

5달 전 | 0

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Graphing a For Loop Array
i can either be the index or a value that you use on the RHS of your equations but typically not both. To fix your code you coul...

5달 전 | 0

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How can Windows 10 user account info be accessed through Matlab
You could try system as follows: [~,info] = system('whoami'); [~,info] = system('net user'); % another possibility

5달 전 | 0

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How to set names to each colunm and row using "writematrix"?
You can use writetable for this as follows: B = rand(100,13); Labels=["Irr", "SOC", "PVHarvest", "Mecons", "ElecEne", "PVen", ...

5달 전 | 1

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Im trying to find the zeroes of the two lines on the graphs I've made
If you have the mapping toolbox then polyxpoly is very handy for this. For example: x = linspace(-1.5*pi,1.5*pi,1000); y = sin...

5달 전 | 0

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Jump Discontinuity Functions Open and Close Circle
My preferred approach is to use fplot as follows: clc, clear figure(), hold on axis ([-10 10 -10 20]) fplot(@(x) x.^2, [-p...

5달 전 | 1

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I need help on finding the max & min values of a 3d array.
From the documentation for max: M = max(A,[],'all') finds the maximum over all elements of A. This syntax is valid for MATLAB...

5달 전 | 0

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Find and remove equal element in 2 different cell with different size
% Your sample data A = {[100,103,104],[4,5,11],[66],[4,5,1],[85,88,89,77]}; B = {[40,41,41],[4,5,11],[68],[85,88,89,77],[31,66...

5달 전 | 0

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How to add a new column in a table and then write on a file only some columns?
I like to use addvars and removevars for this: T = readtable('https://uk.mathworks.com/matlabcentral/answers/uploaded_files/887...

5달 전 | 1

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How can I average the vectors within the grid cell?
% code provided in the question [X,Y] = meshgrid(0:6,0:6); U = 0.25*X; V = 0.5*Y; [Xq,Yq] = meshgrid(0:0.25:6); Uq = interp...

5달 전 | 0

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How can I make a bar graph using only max/min values with std dev line on both ends?
x = rand(10,3); boxplot(x); Normally (at least for most other plot functions) you could do this sort of thing with a name-valu...

5달 전 | 1

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How to find elements in an array faster / without using for loop?
In the example you provided you aren't actually storing any of the indices. It is also important to consider that you will get r...

5달 전 | 1

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Open multiple timetables within an array into one matrix
Let's call the cell array data, then you can vertically concatentate as follows: oneBigTable = vertcat(data{:}); If you want i...

5달 전 | 0

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How to find out if a logical array is all zeros?
One way: ~any(x)

5달 전 | 2

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how to find zero value with find
Try the following: find(BC==0) or find(~BC)

5달 전 | 1

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I am trying to display multiple lines of centered text
Here's one way: t = ["On a scale of 0 to 8, how much control did you have over the target circle?"; "0 = no control & 8 = ...

5달 전 | 0

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Assign NaN to specific rows(based on criteria) for multiple table variables
You can do that as follows: % Firstly some sample data T = array2timetable(randi(3,10,5),'Rowtimes',datetime() + seconds(0:9))...

5달 전 | 0

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How can I incorporate the angle of orientation in my colourmap?
To represent the orientations with arrows, you could a quiver plot as follows: %Import the data data = readmatrix('https://uk....

5달 전 | 1

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How do I juxtapose the two plots so that the circles indicating the peak amplitude is in contrast with the plot?
You need to include t in your call to findpeaks. For example: t = linspace(0,1,1000); Ca = t./exp(t).*(1-sin(2*pi*t*20)); p...

5달 전 | 0

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How to interpolate data in cells?
As follows: S_or_x_cycle2 = cellfun(@(x) interpft(x,100), S_or_x_cycle, 'uni', 0)

5달 전 | 0

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Sort Matlab table based on pre-defined order
Try the following: idx = [2 1 3 4]; T(idx,:) = T

5달 전 | 0

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Check if cell contains only certain combination of variables
You can do this with an "exclusive or" (see xor) where you check that you have exlusively either 'A' or 'B' xor 'C' or 'D', but ...

5달 전 | 0

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Divide the 3D feature space into grid and then get their labels
Example in 2D % Data x = rand(1,100)*10; y = rand(1,100)*5; r = zeros(size(x)); % group index r(x>0 & x<=5 & y>0 & y...

5달 전 | 1

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Reformat table with a column as a top row
You can reorganise the data pretty close to what you showed using unstack, but to get the header organised as you have shown wou...

6달 전 | 0

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How could I make a callback that updates when the user moves an roi?
This is what I had in mind: interactiveZoomDemo; function [] = interactiveZoomDemo() I = imread('saturn.png'); hf = figu...

6달 전 | 0

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How to decrease margins around uibutton in uigridlayout?
Use the ColumnSpacing property: g.ColumnSpacing = 1;

6달 전 | 0

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How to create rainbow colormap with violet
Violet is approximately [0.5 0 1] in the rgb space. So we can modify the blue part of the jet colormap, to have a bit more red ...

6달 전 | 0

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Save an image from a matrix
Here's one way - convert to an 8 bit array with values between 0 and 255 and then save: I2 = 255*(I - min(I(:))) ./ (max(I(:)) ...

6달 전 | 0

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