Question


How to apply butterworth filter to a cell array?
Hi all, I have a 7x1 cell for which I would like to apply a butterworth filter to all cell arrays. Any idea how to do it? filt...

4 månader ago | 1 answer | 0

1

answer

Question


How to apply butterworth filter to a cell array?
Hi all, I have a 7x1 cell for which I would like to apply a butterworth filter to all cell arrays. Any idea how to do it? Than...

5 månader ago | 1 answer | 0

1

answer

Question


How to apply butterworth filter to a few columns in a table
I have a 600X10 table. I want to apply butterworth filter for columns from 4 till 9 using this which gives me error: tab_pelv...

5 månader ago | 2 answers | 0

2

answers

Question


How to delete certain number of rows in each variable contained in a table which is contained in a structure?
Hi all, I have a structure with 5 tables 1300x10 I want to delete first 400 rows from each variable in a table. Can you help ...

5 månader ago | 1 answer | 0

1

answer

Question


Signal processing - difficult. How to extract specific parts of the signal identified via findpeaks?
Hi all, I have a signal (attached) which is a sensor orientation y during human walking. I have identified certain indices in t...

5 månader ago | 1 answer | 0

1

answer

Question


How to deal with Index exceeds the number of array elements??
Hi all, I have a structure with tables (attached) which are diffrent signals collected at the same time with five sensors. Alth...

5 månader ago | 2 answers | 0

2

answers

Question


How to interpolate data in cells?
Hi, I have data concentrated in 7x 1 cell (attached). I want to interpolate each array to 100 data points using the following...

5 månader ago | 1 answer | 0

1

answer

Question


How to deal with Index exceeds the number of array elements ?
Hi all, I have a signal like this (also attached). I want to extract signal between first start and first end, second start ...

5 månader ago | 2 answers | 0

2

answers

Question


How to identify first local minima before the main peak?
Hi all, I am having a trouble with identifing first local minima (red stars in the image below) before the main peak (blue sta...

5 månader ago | 1 answer | 0

1

answer

Question


How to discard beginning and end of the signal when extracting elements of the signal identified via findpeaks?
Hi all, I have a 'good looking'signal like this: I am extracting parts of the signal between first red and first green, seco...

5 månader ago | 1 answer | 0

1

answer

Question


How to find first index before main peak in a signal ?
Hi all, I have a signal ( see figure an attached). I want to identify loactions and values of indices circled bold black (firs...

5 månader ago | 1 answer | 0

1

answer

Question


How to return elements of 'A' using indices of 'B' ?
Hi all, I have two signals 'A" and 'B' (attached) collected at the same time (same number of frames). I have identified 8 indic...

5 månader ago | 1 answer | 0

1

answer

Question


How to use logical indexing to return parts of an array that matches the elements of another array?
Hi all, I have two signals 'a" and 'b' (attached) collected at the same time (see figure below). I have identified certain even...

5 månader ago | 1 answer | 0

1

answer

Question


How to make two seperate list of files from one list of files?
Hi all, I have mutiple folders including 15 mat files (image below). The files are srtructures with mutiple tables inside. I w...

5 månader ago | 1 answer | 0

1

answer

Question


How to collate mutiple mat files based on their name?
Hi all, I have multiple folders with mutiple mat files which are structures with a table inside. Please see screenshot below of...

6 månader ago | 0 answers | 0

0

answers

Question


How to collate two mat files with similar name pattern from two different sub-folders?
Hi all, I have a folder with subfolders containing multiple mat files that have a smiliar name pattern. I would like to acc...

7 månader ago | 1 answer | 0

1

answer

Question


How to load multiple mat files from a folder in a sequence?
Hi all, I have folder with multiple mat files that I want to sequentially import into the workspace . I have the following scri...

7 månader ago | 1 answer | 0

1

answer

Question


How to automate extraction of multiple parts of a signal?
Hi all, I have a signal ('gas_lat_env_norm') collected over a 10 s period ('time'). I have identified timings of certain events...

7 månader ago | 1 answer | 0

1

answer

Question


How to plot events over a signal?
Hi all, I have a signal collected over a 10 sec period (attached ‘signal’ and ‘time’ mat files). I havetwo types of events (at...

8 månader ago | 1 answer | 0

1

answer

Question


How to plot variables from a table?
Hi all, I have a table with variables (as depicted below and attached). I want to plot the varibales highlighted red (for ex...

8 månader ago | 1 answer | 0

1

answer

Question


Dot indexing does not support negative variables in a loop - how to solve?
Hi all. I have data of dimensions 1436213x11. Cropped data set attached ('data'). The data has a structure as depcited below...

8 månader ago | 1 answer | 0

1

answer

Answered
How to extract data from a specified row number (omitting first row)
Hi @Simon Chan and @Wan Ji This does not work beacuse I did not explain well. Please see part of data attached and the code. ...

11 månader ago | 0

Question


How to extract data from a specified row number (omitting first row)
Hi all, I have a cell array from which I want to extract data from the rows between parts highlighted yellow in the image below...

11 månader ago | 2 answers | 0

2

answers

Question


Please help: ' Dimensions of arrays being concatenated are not consistent'
Hi all, I am trying to extract variable name 'average pressure(kpA)' and its each respective numeric value from the total lengh...

11 månader ago | 1 answer | 0

1

answer

Question


Cell array formatting /restructuring
Hi all, I have a 242747x 20 cell array with the following data structure. Data have been imported to matlab from a csv file. ...

11 månader ago | 2 answers | 0

2

answers

Question


How to find an event in data ?
Hi all. I'm attaching a plot of acceleration versus time for a signal that I averaged over time. I want to automatically locate ...

mer än ett år ago | 0 answers | 0

0

answers