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Help with Linear Mixed effects model formulas
For statistical questions, the first thing we ask is what the hypothesis is. From your equation, I guess you'd like to examine ...

más de 4 años hace | 1

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How can i export data from an 'edit text box' in app designer to an excel file?
I assume that you have properties linked to each of these values. In the callback, you can create a structure or a table involv...

más de 4 años hace | 0

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Is There a Way to Execute splitapply Functionality on Subtables of Master Table?
you'd better do this way: splitapply(@(x) sum(x, 1), T{:, 2:3}, G);

más de 4 años hace | 0

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HOW TO FIND THE R-SQUARED VALUE
mdl.Rsquared check https://www.mathworks.com/help/stats/linearmodel.html for properties and methods related to linear regressio...

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What is the reference category in the output for a Fitlme with categorical variables and three-way interaction terms?
The table you copied isn't the default display from matlab, so it's difficult to tell anything from there. It's like an ANOVA ou...

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Pregunta

Reduce function if concatenated intermediate results doesn't fit in memory
I'm trying to decode a huge dataset of rougly 500k*10k size. What I'm doing is actually load the file into a datastore, replace ...

más de 4 años hace | 0 respuestas | 0

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Reading EEG data downloaded from University of Bonn
This is a single channel EEG database. Each zip file has 100 txt files. Each txt file has 4096 samples . What does this mean ? ...

más de 4 años hace | 0

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custom labels for errorplot
using annotation annotation('textbox', pos, 'String', str, 'FitBoxToText', 'on'); pos is the position where you want to put th...

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Respondida
How to find the max value of amplitude in Fast Fourier Transform function?
I believe it is correct. you can always test it by plotting them. plot(freq, SSAS); hold on; plot(freq_max, SSAS_max, 'ro'); a...

más de 4 años hace | 0

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MATLAB does not recognize the matrix
qlt_pts = u(kk) * score(kk); your score is a char array. so what do you want this multiplication to give you?

más de 4 años hace | 0

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Converting these 5 lines of MATLAB code to C++?
As creating a vector that increments by 3. So is the first line creating an array of values that starts at one, increments by 2,...

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How can I check if a table contains numbers only?
I guess your question re the x-values isn't quite clear. For the first part of your question, it is tricky to determine whether...

más de 4 años hace | 1

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read table handling column of number values as column of strings
you could call detectImpactOptions first, and modify format from there before readtable. https://www.mathworks.com/help/matlab/...

más de 4 años hace | 0

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Incremental indexing to create an array
using diag(list_of_distances, -1) to get the diagonal you want.

más de 4 años hace | 1

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audio extraction from individual/selective data column.
% it seems from the screenshot that your data is n by 2 matrix % thus length(data) only gives you n % endSample = length(data)...

más de 4 años hace | 0

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Respondida
Sort a cell array based on average of one cell column/row, then sort the structure
I thought I answered this question... anyway, this is less clearer than the other one you asked. See example below % generated ...

más de 4 años hace | 0

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Export many data into the same excel file.
for i = 1 : nExtracted_files [data,samp_rate] = audioread(Extracted_files(i).name); % different files may have d...

más de 4 años hace | 0

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Mean of cell array containing matrices
Not sure what do you mean by "re-sort the cell array according to the means" as you have two means corresponding to each cell. B...

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Respondida
How to explore off diagonal elements in matrices without avoiding the for loop?
Not sure if many matrices share the same size. Anyway if you store these matrices in a cell you prob have a chance using cellfun...

más de 4 años hace | 0

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how do I convert this to a for loop
% your while loop x = input('Enter a number between 1 and 100: '); i = 0; while x>0 x=x-i; i=i+1; end fprintf('T...

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Respondida
Update a value class property only if required
I think my solution works if you reset your update_required within your if...end block. See classdef myclass properties ...

más de 4 años hace | 1

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Why does my loop only run once
I assume that your parameter n is a scalar? If you want to let your script loop from 1 through n, you use for i = 1:n.

más de 4 años hace | 1

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How do I extract specific data from an array inside a cell array using indexing?
d = cellfun(@(x) x(3), B); d gives you the third element from all cells. You can index into d to find those that correspond to ...

más de 4 años hace | 0

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Applying zero padding and windowing in my code
Based on your code, no zero padding is done and no window function is applied. To do this, you can give fft a second input for f...

más de 4 años hace | 1

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Outputting an equation with variables and text
a=0.9; %CH4 reactant b=0.2; %H2O reactant c=0.1; %CO2 reactant d=1.8; %O2 reactant e=2; %H20 product f=1; %O2 product fp...

más de 4 años hace | 0

Respondida
How to sum up numbers in time series from .txt file
Load it using readtable. And do a splitapply or rowfun. tbl = readtable('test.txt', 'ReadVariableNames', 0); tbl.Properties....

más de 4 años hace | 0

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Respondida
Problem with find or floating point issue
There is always some tricky things with floating precision. Usually it solves thing if you make the comparison by determining if...

más de 4 años hace | 0

Respondida
How can I sum every nth row?
Just a comment that this could be done without involving a cell, which is the least type that I'd like to use among others. A =...

más de 4 años hace | 3

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Array indices must be positive integers or logical values error in a loop.
I doubt it even could finish once as you are indexing C_PS(0), and t(0), and z(0). Didn't check very carefully but I think if yo...

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python to matlab [1,x] form question
why don't you zscore the x_mat first and add your column vector of all ones, although I don't quite understand why you want to d...

más de 4 años hace | 0