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Scott MacKenzie


York University

Last seen: 1日 前 2020 以来アクティブ

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ranksum function is purportedly the same as the Mann-Whitney U test, but the results differ. Is there a reason why?
I've written a script to implement the Mann-Whitney U non-parametric test. As a guide, I used a data set (attached) and example...

1日 前 | 0 件の回答 | 0

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How do you print the F-stat in a multcompare test?
@Darla Bonagura There is no F-statistic for post hoc pairwise comparisons tests such as Bonferonni, Scheffe, and so on. There i...

4日 前 | 0

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Replacing Empty Cells by NaN
You can use fillmissing and specify the fill value for each column. Obviously, the fill values depend on the data type in the c...

約1ヶ月 前 | 0

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Remove dimension from high dimensional array
Try this... M = rand(10, 8, 10, 8, 6, 7, 8, 9); whos M(:,:,:,:,2:end,:,:,:) = []; N = squeeze(M); whos

約1ヶ月 前 | 0

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Repeat a cumulative sum in a matrix
Here's a way to do this without a loop: % test data (monthly returns for many investments for 252 months) M = rand(2784,252); ...

約1ヶ月 前 | 1

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How can I change the interval on the y-axis?
Here's some example code on how to control the "ticks": x = 1:5; y = randi(100, 1, 5); plot(x,y); set(gca, 'ylim', [0 100]...

約1ヶ月 前 | 0

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How to put the marker data over the curve fitting line?
You posted your reply comment as an answer. Oops. But, I see your point. And I'll try to explain here as an answer (although ...

約1ヶ月 前 | 0

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How can I transform these data into seasonal data?
Note: Code in comment moved here... load('DATI_MAR_mensili'); % NOTE: loads a table with 'Year' and 'Month' columns % add...

約1ヶ月 前 | 0

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How to Calculate Area Between a Curve and Two Lines?
At the end of your code, add... x = D_Curve_PD_KPe; y = D_Curve_PD_KDe; cropLogical = x > 0; x = x(cropLogical); y = y(cr...

約1ヶ月 前 | 0

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How can I store the value of variable 'dist_5thwheel_to_second_axle_sem2_itr' in array/vector format with every for loop iteration such that previous value stays as well? ?
You've got a bug in the setup of your loops. For the inner loop, change for i2 = 1:counter1 to for i2 = 1:counter2...

約1ヶ月 前 | 0

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Function that checks for particular key press?
You seem to be using a custom toolbox that I don't have. However, assuming you can use built-in MATLAB functions, the tic and t...

約1ヶ月 前 | 0

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How to create column headers?
Something like this will work. I'm only showing the inner for-loop. fprintf('%6s%6s\n\n', 'x', 'y'); for n=1:length...

約1ヶ月 前 | 1

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how to find area under curve for every 10msec?
Here's solution that shows the slope (derivative) and area (integral) sample-to-sample in the signal. The sample period is 10 m...

約1ヶ月 前 | 0

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How to have a just specific part of a plot?
Follow the plot command with... axis([0 400 0 120]); axis off; set(gcf,'color','w'); Output:

約1ヶ月 前 | 0

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Add legend to plot colored by colormap function
One approach is to do three scatters, one for each value in the 3rd column in your data. Here's the general idea using a modifi...

約1ヶ月 前 | 0

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How can I transform these data into seasonal data?
@Pul. Here's a solution that allows you to get summary statistics by season: load('testdata.mat'); % loads giulia_TT timetable...

約1ヶ月 前 | 0

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How can I subtract the times without considering the date in question?
Here's one way to do this: % test data (one month in 30-min increments) dt = datetime(2021,4,1):minutes(30):datetime(2021,5,1)...

約1ヶ月 前 | 0

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How to plot multiple lines with gray color
Here's one way to do this: p=rand(12,5); figure (2) plot(p, 'color', [.5 .5 .5], 'linewidth', 1.5); % gray lines % put tex...

約1ヶ月 前 | 0

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Convert final grade letter into categorical array.
% test data containing student letter grades C = { 'A' 'C' 'D' 'A' 'D' 'B' 'B' 'C' 'A' }; % define C to be categorical C = ...

約1ヶ月 前 | 0

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how can a make a loop for a double value in Matlab?
It's not clear what 19 variables you have in the table T1, but I suspect your error will disappear via... for i = 1:length(ID) ...

約1ヶ月 前 | 0

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How to detect negative number in Switch and case statement
Look carefully. Because you are switching on error, your first case expression reduces to error == (error < 0 && Uz > 0) ...

約1ヶ月 前 | 0

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How to replace ones and zeros in a logical vector with vectors of corresponding length?
idx = [1 0 0 1 1 0 0]; % appearance of logical index a = [2 3 4]; % the values of a have to replace the ones in indx ...

約1ヶ月 前 | 0

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How to convert an array of exponential numbers to am array of whole numbers?
Your question has nothing to do with "converting" numbers. Your question pertains to how numeric values are presented on the di...

約1ヶ月 前 | 0

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Can I save different variables inside of a for loop?
Create the desired name of the file as a string or character variable, then use that variable with the save command. For exampl...

約1ヶ月 前 | 0

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I want my graph to be continuous
You need to determine the point where the two functions intersect and then use that point in line 6 as the transition between th...

約2ヶ月 前 | 0

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Operator '==' is not supported for operands of type 'table'.
Try this: TurbineTest1=A(strcmp(A.SAPID,u(1,1)),:);

約2ヶ月 前 | 1

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Create a timetable for every minute in one day
Here you go. As seen in the output from whos, there are 1441 rows in the timetable, one for each minute in the day plus the fir...

約2ヶ月 前 | 0

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Plotting two Spherical helix on top of each other with one being 90 deg shifted rotated about the z axis
For a before-and-after comparision, substitute the following for the plot3 line in your code. The z-axis rotation isn't particu...

約2ヶ月 前 | 0

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Could anyone help me how to calculate the mean of cell array
I'm guessing either m1 or m2 below is what you are looking for. c = { [1 2]; [1 2]; [1 2]; [1 2]; [1 2]; [1 2]; [1 2]; [1 2]; [...

約2ヶ月 前 | 0

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replace specific commas using strrep
In stages, to show the possibilities... s1 = '[[0, 145, 0], [145, 169, 1], [169, 1693, 3], [1693, 1708, 1], [1708, 2729, 3], [2...

約2ヶ月 前 | 0

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