Community Profile # Tomaszzz

Last seen: etwa 2 Monate ago Active since 2020

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Question

How to plot data from mutiple files in a loop so that all is collated in one figure?
Hi all, I have a list of of 11 files which are structures with a table. I want to access a variable in each table from each fi...

2 Monate ago | 1 answer | 0

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Question

How to use locminima in a signal with nan values?
Hi all, My signal looks like this: My aim is to identify elements of the signal indicated by green and red circles, which are ...

2 Monate ago | 1 answer | 0

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Question

How to use xline?
Hi all, I have a signal (attached) over which I would like to plot mutiple vertical lines using x values (see image below) x =...

2 Monate ago | 3 answers | 0

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Question

How to replace first and last element of each matrix in 7x1 cell with 0
Hi all, I have a 7x 1 cell of 101x1 double. I want to replace first and last element of each matrix with 0. Can you help pleas...

2 Monate ago | 2 answers | 0

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Question

How to apply butterworth filter to data in cells? filter went wrong
Hi all, I have signals of diffrent lengths located in cells (attached), that when plotted over one plot looks like this. My ...

2 Monate ago | 2 answers | 1

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Question

How to plot mutiple vertical lines over x axis ?
Hi all, I would like to plot multiple vertical lines in force_y_r as specified by x1 and x 2 force_y_r is 9607x1 double matrix...

2 Monate ago | 1 answer | 0

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Question

How to use logical indexing to return elements of a signal?
Hi all, I have a signal like this (attached). My ultimate aim is to return elements of the signal between parts of the signal t...

2 Monate ago | 2 answers | 0

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Question

How to identify both sides of a flat peak (flat part of a signal)?
Hi all, I have the following signal (also attached). I am trying to find the peaks circles red. The below code does identify...

2 Monate ago | 1 answer | 0

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Question

How to use indexing to identify data in data(1, :) from points identifed in data(2,:)?
Hi all, I have a 2x17205 array (called vas_med_env; attached). in vas_med_env(2,:) I have identified : j= [5.8150 6.8350 7.85...

4 Monate ago | 1 answer | 0

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Question

How to account for a change in variabale name when using "find"?
Hi all, I have a large excell file in which I am intending to find a specific variables in this way: idx_lfoot_start = find(st...

4 Monate ago | 1 answer | 0

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Question

How to add text to a line in the plot?
Hi all, This code: load('z_means'); load ('z_diffs'); load ('z_CR_ofmean') figure ('color','w'); plot(z_means,z_diffs,'...

5 Monate ago | 2 answers | 0

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Question

Only part of my plotted line will dash and how to add text to a line in the plot?
Hi all, This code: load('z_means'); load ('z_diffs'); load ('z_CR_ofmean') figure ('color','w'); plot(z_means,z_diffs,'...

5 Monate ago | 2 answers | 0

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Question

How to shade area between standard deviations in a plot?
Hi all, I would like to shade the area between standard deviations. The data is attached. My code is as follows: load 'mea...

6 Monate ago | 1 answer | 0

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Question

How to produce a grouped errorbars?
Hi all, I am trying to produce a grouped errorbars with the attached data. "Mean' is 5x3 matrix with means and 'std' is the sa...

6 Monate ago | 1 answer | 0

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Question

How to deal with CELL2MAT does not support cell arrays containing cell arrays or objects?
Hi all, I am trting to do this: Px_a1_val = {(sq_val{1, 1}(:,1)) (jp_val{1, 1}(:,1)) (walk_val{1, 1}(:,1)) (stair_as_val{1, 1}...

6 Monate ago | 1 answer | 0

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Question

How to reproduce a figure?
Hi all, The below figure is a copy from a journal and I would like to use such a figure to present my own data. I would like...

6 Monate ago | 1 answer | 0

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Question

How to use cellfun?
Hi all, I have two 21 x1 cells (t_sq_mtw / t_sq_dot_1) containg 100x18 tables. The below code calculates three parameters (a0_...

6 Monate ago | 1 answer | 0

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Question

Can this be written in a easier way?
Hi all, I have two 21 x1 cells containg 100x18 tables (attached). My aim is to calculate mean correlation coeffiient for each ...

6 Monate ago | 1 answer | 0

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Question

How to use scatterplot in a loop
Hi all, I have two data sets which are matrixes 100x18 double. I want to scatterplot: column 1(data1) vs column 1 (data2) co...

6 Monate ago | 1 answer | 0

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Question

how to omitt columns with only nan values when calculating means across mutiple tables?
Hi all, I have a 21x1 cell with 100x 18 tables I am calcuating mean of: row 1, column1, all tables row 2, column1, all table...

6 Monate ago | 1 answer | 0

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Question

How to calculate a mean of column one across multiple tables?
Hi all, I have a 21x1 cell with 100x 18 tables (attached). What I am seeking to do is to calcuate mean of: row 1, column1, ...

6 Monate ago | 1 answer | 0

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Question

How to ignore certain columns in a matrix when calculating a mean across all columns in a matrix?
Hi all, I have a 100x16 double matrix (attached) which when plotted over one figure looks like this. Now, I want to calcula...

6 Monate ago | 1 answer | 0

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Question

How to compare columns from two data sets in a loop
Hi all, I want to compare columns from two data sets in a loop using the ICC function. Is there a way to simplify what I am doi...

7 Monate ago | 0 answers | 0

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Question

How to save to a csv file?
Hi all, I have 20 folders with mutiple mat files which are 1 x 1 structures with a 1 x 54 table as in the image below (showing...

7 Monate ago | 1 answer | 0

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Question

How to combine multiple tables from diffrent folders and save as on table?
Hi all, I have 20 folders with mutiple mat files which are 1 x 1 structures with a 1 x 54 table. I managed to list all folder...

7 Monate ago | 1 answer | 0

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Question

How to 'flip/reverse' the signal?
Hi all, I have a signal like this (attached). This is sensor orientation data in z dimension during human walking. I am extr...

7 Monate ago | 1 answer | 0

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Question

how to select last elements of a row vector?
Hi all, I have a row vector: j = [593,660,725,790,854,919,984,1050,1118,1184, 1300, 1400, 1500, 1600] I want to select last 5...

7 Monate ago | 2 answers | 0

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Question

How to flip a signal ?
Hi all, I have an acceleration signal during human walking (walk forward, turn around, walk back). The attached is the 24x1 c...

7 Monate ago | 2 answers | 0

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Question

How to calculate absolute mean across numerical array
Hi all, I have an array of 100x24 double. I want to calculate absolute mean so the output is 100x1 double. Can you help please?...

7 Monate ago | 2 answers | 0