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Tommy


Last seen: environ un mois il y a |  Actif depuis 2017

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Calculating survival probabilities from Mortality tables in MATLAB
readtable() returns a table which should contain your variables. Try [a,elx] = lifetablefit(data.x, data.lx);

plus de 3 ans il y a | 1

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Issue with defining inputs in classdef and getting properties updated
For your second line: [position,velocity,current] = motor.input(5,10); If you want input() to accept values for the voltage an...

plus de 3 ans il y a | 1

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Why is corr/corrcoef returning NaNs?
You can use corr(OptimismBias, AmbigTolG, 'rows', 'complete') to ignore the NaN values.

plus de 3 ans il y a | 3

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Can I detect array index inside setter method?
"For indexed assignment: obj.PropName(n) = val; MATLAB: Invokes the get method to get the property value Performs the indexe...

presque 4 ans il y a | 0

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How to add histogram to series of scattered plot on the same plot?
scatterhist() uses different syntax than scatter(). It seems like you need to enter all the data at once, as vectors, and then u...

presque 4 ans il y a | 1

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How to extract one plot from multiple plots?
Assuming you have the figure handle, how about something like this? % setup f = figure; for idx = 1:8 ax = subplot(4,2,i...

presque 4 ans il y a | 0

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how to detect a keyboard key in a while loop using a figure
You could use the figure's KeyPressFcn, possibly combined with some of the ideas below: myFig = figure('KeyPressFcn', @myKeyPre...

presque 4 ans il y a | 0

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Averaging values in Column B based on serial date in column A
Does it need to be a loop? I believe this will work: groups = findgroups(yourArray(:,1)); avg = splitapply(@mean, yourArray(:,...

presque 4 ans il y a | 0

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Accessing an ROI move listener in another function so to delete it
Assuming you don't want to delete the ellipse, you could instead delete the listener within your button's callback function. You...

presque 4 ans il y a | 0

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Convert a vector into a matrix (row wise)
From the reshape() docs, for the syntax B = reshape(A,sz) "The elements in B preserve their columnwise ordering from A." If...

presque 4 ans il y a | 1

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Combining x and y arrays and converting subsequent values
Assuming x and y are formatted like the following... [x,y] = meshgrid(1:1920,1:1080); ...then how about this? q = nan(size(x)...

presque 4 ans il y a | 0

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Create matrix with different type of data and sort it based on one of its columns
For the following example: % example... A = strings(10,1); B = rand(10,1); you could use a table: % combine and sort... T ...

presque 4 ans il y a | 0

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Patch color error "Vectors must be the same length."
The docs linked by Geoff mention that you can specify an n-by-1-by-3 array of RGB values (for n number of faces). I've defined c...

presque 4 ans il y a | 0

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How to format output to exponential notation
This should work: fprintf('At voltage = %.2E nV\n',CurData(1,C)*10^9) If you don't want the plus sign: val = CurData(1,C)*10^...

presque 4 ans il y a | 0

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How to return index of started specific pattern from array/matrix(column/rows)
See here: https://blogs.mathworks.com/loren/2008/09/08/finding-patterns-in-arrays/#7 idx = strfind(a, ex);

presque 4 ans il y a | 1

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Change labels positions for pie chart
One option: https://www.mathworks.com/matlabcentral/answers/94801-why-do-the-pie-labels-overlap-when-the-wedges-are-very-small-...

presque 4 ans il y a | 2

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How to fill a matrix column by column better than by a for loop?
How about something like this? xx = 0:0.1:1; nxx = numel(xx); nyy = 10; xm = repmat(xx',1,nyy); base = linspace(0,1,nyy);...

presque 4 ans il y a | 1

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How to make the program more flexible
Here's a function that places an M x N grid of Xs within a rectangle defined by pos, as well as a few lines which use that funct...

presque 4 ans il y a | 1

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Replacing Values in Matrix with NaN's based on Row and Column
Possibly, you could use sub2ind() to convert your rows and columns to linear indices: ind = sub2ind(size(yourMatrix), yourRows,...

presque 4 ans il y a | 0

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Get the middle point of a matrix
Possibly MATLAB's convolution functions will be faster: % 1D case: B = conv(A, ones(2,1), 'valid') / 2; % 2D case: B = con...

presque 4 ans il y a | 1

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Opening a figure saved in .fig with several plots and working on them separately
You could obtain handles to each of the axes within your figure and go from there: fig = openfig('myfig.fig'); ax_handles = fi...

presque 4 ans il y a | 0

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Error When Using Writetable Function
It seems like writetable() has trouble handling the case where a variable in your table contains a cell which itself contains an...

presque 4 ans il y a | 0

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Indexing a matrix in matlab according to conditions set on other matrices
Here's one way: result = (a <= 5 & b >= 6) .* c;

presque 4 ans il y a | 1

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Plot with intervals for x axis
I believe stairs() is what you want: https://www.mathworks.com/help/matlab/ref/stairs.html

presque 4 ans il y a | 0

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changing uislider position by script
sld = uislider(fig,... 'Orientation', 'vertical',... 'Position',[ 100 100 3 100],... ...

presque 4 ans il y a | 0

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how to define a path in saveas command
Possibly like this? pathdatasave = 'E:\matlab'; saveas(gcf,sprintf('%s%03d.png', pathdatasave, i));

presque 4 ans il y a | 0

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Disable Datatips on click
Not the greatest solution, but you could make the datatips invisible until your timer deletes them: dcm = datacursormode; dcm....

presque 4 ans il y a | 1

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Index exceeds the number of array elements (5).
Likely a typo in line 56: As(6)=-l^2*cos(phi); %Spring node 6 % ^ should be Af? As it is, Af only h...

presque 4 ans il y a | 0

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Why aren't my lines showing up on my graph?
Specify a marker to show scalar values. For example, a circle: plot (GT, IP, 'ro') Or are you trying to plot a range of pressu...

presque 4 ans il y a | 0

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Plot only adjacent points that are close to each other
logidx = abs(diff(Y)) < 0.022; dY_idx = find([logidx 0] | [0 logidx]); Y_adj_close = Y( dY_idx ); Seems to me that every part...

presque 4 ans il y a | 0

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