Answered

Get peak values from a Surface mesh figure?

Here's a solution that does not use findpeaks (since you do not have the Signal Processing Toolbox). Below, I am using MATLAB's...

Get peak values from a Surface mesh figure?

Here's a solution that does not use findpeaks (since you do not have the Signal Processing Toolbox). Below, I am using MATLAB's...

4 månader ago | 1

| accepted

Answered

2 x 2 mixed ANOVA

It makes no sense to use multcompare here since there are only two "sessions" and only two "groups". multcompare is used when t...

2 x 2 mixed ANOVA

It makes no sense to use multcompare here since there are only two "sessions" and only two "groups". multcompare is used when t...

4 månader ago | 0

Answered

How to synchronize signals at different frequency in the same table

A1 = table2timetable(A); B1 = table2timetable(B); C1 = table2timetable(C); TT = synchronize(A1, B1, C1);

How to synchronize signals at different frequency in the same table

A1 = table2timetable(A); B1 = table2timetable(B); C1 = table2timetable(C); TT = synchronize(A1, B1, C1);

4 månader ago | 0

| accepted

Answered

How to calculate the area under the curve with data given on an excel file, and not using the function "trapz"?

f = 'https://www.mathworks.com/matlabcentral/answers/uploaded_files/702117/Steel6150Tens.csv'; T = readtable(f); T(end,:) = []...

How to calculate the area under the curve with data given on an excel file, and not using the function "trapz"?

f = 'https://www.mathworks.com/matlabcentral/answers/uploaded_files/702117/Steel6150Tens.csv'; T = readtable(f); T(end,:) = []...

4 månader ago | 1

| accepted

Answered

Combine two tables based on date time

TT1 = table2timetable(A); TT2 = table2timetable(B): TT3 = synchronize(TT1, TT2);

Combine two tables based on date time

TT1 = table2timetable(A); TT2 = table2timetable(B): TT3 = synchronize(TT1, TT2);

4 månader ago | 1

Answered

Repeated-measures ANOVA with no between-factor

You don't need a between-subjects factor to use ranova. Your design has two within-subjects factors, and that's just fine. I s...

Repeated-measures ANOVA with no between-factor

You don't need a between-subjects factor to use ranova. Your design has two within-subjects factors, and that's just fine. I s...

4 månader ago | 0

Answered

Error using Plot, Vectors must be the same length

Your vector Height has six elements, with 0 as the first element. Given this, your apparent effort to plot v vs. Height is caus...

Error using Plot, Vectors must be the same length

Your vector Height has six elements, with 0 as the first element. Given this, your apparent effort to plot v vs. Height is caus...

4 månader ago | 0

| accepted

Answered

post hoc comparisons multcompare

There are no t-values with the multiple pairwise comparisons tests performed by multcompare. These tests -- Tukey-Kramer, Schef...

post hoc comparisons multcompare

There are no t-values with the multiple pairwise comparisons tests performed by multcompare. These tests -- Tukey-Kramer, Schef...

4 månader ago | 0

Answered

Which pairwise hypothesis test is used on multcompare

The pairwise comparisons test used by default with multcompare is Tukey-Kramer. Using the ctype option, you can change the test...

Which pairwise hypothesis test is used on multcompare

The pairwise comparisons test used by default with multcompare is Tukey-Kramer. Using the ctype option, you can change the test...

4 månader ago | 0

Answered

Identifying significantly different pairs from multcompare output

The significantly different pairs are identified by the p-values in column 6 of the c matrix generated by multcompare. Here's an...

Identifying significantly different pairs from multcompare output

The significantly different pairs are identified by the p-values in column 6 of the c matrix generated by multcompare. Here's an...

4 månader ago | 0

Answered

How can I test for significance between expected and observed outcomes?

Since there were only two conditions, you can use a t-test (i.e., an anova isn't needed). Here's an example using test random d...

How can I test for significance between expected and observed outcomes?

Since there were only two conditions, you can use a t-test (i.e., an anova isn't needed). Here's an example using test random d...

4 månader ago | 1

Answered

multcompare for vartestn?

@Tahariet Sharon It is true that multcompare cannot work with input from vartestn. A frustration with multcompare is that it ca...

multcompare for vartestn?

@Tahariet Sharon It is true that multcompare cannot work with input from vartestn. A frustration with multcompare is that it ca...

4 månader ago | 0

| accepted

Answered

how to find the hourly average of datetime series

TT1 = table2timetable(Data); TT2 = retime(TT1, 'hourly', 'mean'); % hourly averages TT3 = retime(TT1, 'daily', 'mean'); % dai...

how to find the hourly average of datetime series

TT1 = table2timetable(Data); TT2 = retime(TT1, 'hourly', 'mean'); % hourly averages TT3 = retime(TT1, 'daily', 'mean'); % dai...

4 månader ago | 0

| accepted

Answered

Filtering a table with datatime on dates

To remove rows corresponding to 2019-10-01, this should work: d = datetime(2019,10,01); removeLogical = isbetween(tmp.Var2, d...

Filtering a table with datatime on dates

To remove rows corresponding to 2019-10-01, this should work: d = datetime(2019,10,01); removeLogical = isbetween(tmp.Var2, d...

4 månader ago | 1

Answered

Errors in Repeated Measures Model function fitrm

Here's an image of the data in this question: The data are in the attached file, testdata.txt. Design summary: This is a s...

Errors in Repeated Measures Model function fitrm

Here's an image of the data in this question: The data are in the attached file, testdata.txt. Design summary: This is a s...

4 månader ago | 0

Answered

two way repeated measures anova

Visit this question for a simple approach to doing a two-way repeated measures (aka within-subjects) anova using the ranova func...

two way repeated measures anova

Visit this question for a simple approach to doing a two-way repeated measures (aka within-subjects) anova using the ranova func...

4 månader ago | 0

Answered

How to use ranova?

You note: it seems like I need a variable that is not "within subject" to get ranova to work. Actually, that's not the case. Y...

How to use ranova?

You note: it seems like I need a variable that is not "within subject" to get ranova to work. Actually, that's not the case. Y...

4 månader ago | 0

Answered

Repeated measures ANOVA with two variables

Here's what I put together. None of the effects are statistically significant. See below. Were the data in the Value column ...

Repeated measures ANOVA with two variables

Here's what I put together. None of the effects are statistically significant. See below. Were the data in the Value column ...

4 månader ago | 1

| accepted

Answered

How to use 'factorgap' to set larger gaps between groups of boxplot.

It is important to distinguish between a group and the members or elements of that group. The documentation on this point is poo...

How to use 'factorgap' to set larger gaps between groups of boxplot.

It is important to distinguish between a group and the members or elements of that group. The documentation on this point is poo...

4 månader ago | 0

| accepted

Answered

Regression/ Ordinary Least squares on a custom equation

This is probably too simple to be correct, but I'll toss it out there anyway. Admittedly, I haven't considered anything you wri...

Regression/ Ordinary Least squares on a custom equation

This is probably too simple to be correct, but I'll toss it out there anyway. Admittedly, I haven't considered anything you wri...

4 månader ago | 0

Answered

Find a random position in a vector where the value is zero

% test data (includes zeros and imaginary numbers) A = [1i 4/1j 7 0 99 0 0 0 8*1j 0 0 0 8 9 0 -7 0]; % find indices of zeros...

Find a random position in a vector where the value is zero

% test data (includes zeros and imaginary numbers) A = [1i 4/1j 7 0 99 0 0 0 8*1j 0 0 0 8 9 0 -7 0]; % find indices of zeros...

4 månader ago | 2

| accepted

Answered

Area under the curve ignoring axis values (Absolute area)

@Ganesh Naik Here's a new answer that uses ginput to "select" data points along the line for definiing the area of interest. Y...

Area under the curve ignoring axis values (Absolute area)

@Ganesh Naik Here's a new answer that uses ginput to "select" data points along the line for definiing the area of interest. Y...

4 månader ago | 0

Answered

How can extract data in scatter plot??

% test data x = rand(1, 100); y = rand(1, 100); % find elements for class 1 (x is between 0 and 0.1) idx = find(x >= 0 & x...

How can extract data in scatter plot??

% test data x = rand(1, 100); y = rand(1, 100); % find elements for class 1 (x is between 0 and 0.1) idx = find(x >= 0 & x...

4 månader ago | 0

| accepted

Answered

Area under the curve ignoring axis values (Absolute area)

The trapz function uses integration so the result is the area under the curve. That's not what you want. I suggest you first c...

Area under the curve ignoring axis values (Absolute area)

The trapz function uses integration so the result is the area under the curve. That's not what you want. I suggest you first c...

4 månader ago | 0

| accepted

Answered

How to search closest coordinate values in a Lat Long Z data

You can do this with the pdist2 function. For latitude and longitude, usually the haversine method is used. Google it if you w...

How to search closest coordinate values in a Lat Long Z data

You can do this with the pdist2 function. For latitude and longitude, usually the haversine method is used. Google it if you w...

4 månader ago | 0

Answered

Using writetable in a for loop to create new txt/csv files for each step

Under the assumption your code is working fine except for the filename issue, here's what I suggest. Use this to create a new f...

Using writetable in a for loop to create new txt/csv files for each step

Under the assumption your code is working fine except for the filename issue, here's what I suggest. Use this to create a new f...

4 månader ago | 0

| accepted

Question

Problem using ranova for analysis of variance

I'm trying to use ranova to analyse data from a fairly simple experiment, but am not successful as yet. The data (60x3) are att...

4 månader ago | 1 answer | 0

Answered

sorting a matrix of 4 rows by the fourth element and outputting of combinations that make the 4th row element

At the end of your code, add sortrows(combs,4)

sorting a matrix of 4 rows by the fourth element and outputting of combinations that make the 4th row element

At the end of your code, add sortrows(combs,4)

4 månader ago | 0

Answered

How do I center my time-history plot at zero using code

Is the offset you are subtracting the mean of the values in the corresponding arrays? If so, just subtract the means: plot(t,x...

How do I center my time-history plot at zero using code

Is the offset you are subtracting the mean of the values in the corresponding arrays? If so, just subtract the means: plot(t,x...

4 månader ago | 0

| accepted

Answered

Find values in 3D matrix with given indices

Unless I'm missing something, this is just a simple matter of finding the indices corresponding to the latitude 77:81 elements a...

Find values in 3D matrix with given indices

Unless I'm missing something, this is just a simple matter of finding the indices corresponding to the latitude 77:81 elements a...

4 månader ago | 0