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Centauri Jolene


Last seen: 2 years ago |  Active since 2018

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Question


from a column in a table, get row indices where value changes
I have a table with a column of 0s and 1s and I need to get the row indices where the value changes. Essentially, I need the r...

3 years ago | 1 answer | 0

1

answer

Question


If the row values in multiple columns = 1, set another column's row value to 1, else set to 0
I have a table in which multiple columns contain either 0s or 1s. Lets say the columns are called A, B, & C. I need to add a c...

3 years ago | 1 answer | 0

1

answer

Question


Change table of structs into columns of data in a table
I have many tables which contain anywhere from 2000 - 7500 1x1 structs in one column. Each struct contains a value for x, y and ...

3 years ago | 1 answer | 0

1

answer

Question


best option for storing metadata associated to each data file
I have thousands of files which contain columns of timeseries data from experimental 'games' (e.g. continuous player positions, ...

4 years ago | 2 answers | 1

2

answers

Question


Is it possible to join tables with different variables and sizes by filling/padding the missing variables and rows with NaN or similar?
I have 4 tables that I woulk like to merge/join together into 1 large table. The 4 tables have mostly the same variables, but al...

5 years ago | 1 answer | 1

1

answer

Question


standardizeMissing not working on all table columns
I have a table which contains some columns of numbers, some columns of cells which contain multiple numbers, and some columns of...

5 years ago | 2 answers | 0

2

answers

Question


Sorting by multiple columns in a table with natural number sorting
I have a table of data that I want to sort by pair number and by trial number. The issue is that if I use: data = sortrows(da...

5 years ago | 1 answer | 0

1

answer

Question


Adding multiple fields and values to structure array
I have a code in which I am looping through many files, and for each file, I'm adding fields and values to a structure array. ...

5 years ago | 1 answer | 0

1

answer

Question


Find row index of first 'True' value in column of table
I have a table (called T) of multiple columns of different types (int & string). One column (called 'active' - last column) is ...

5 years ago | 2 answers | 0

2

answers

Question


Getting error: Function 'subsindex' is not defined for values of class 'struct'.
I'm trying to run the following code, lv2_data(structIndx_lv2).pairNum = pairNum; but keep getting this error: Function 'subs...

5 years ago | 0 answers | 1

0

answers

Question


Find values in a table with multiple data types and set them to NA or NaN
I have a table (which I've called 'T' in this question) that is approx 105 x 10, with columns 2 & 3 containing strings, and all ...

5 years ago | 1 answer | 0

1

answer

Question


Load in subsets of data from csv file based on multiple column values
I have a csv file for which I need to load in timeseries of data for each member of a pair. The file contains data for activit...

6 years ago | 1 answer | 0

1

answer

Question


Output new column to existing csv file with multiple columns
I have hundreds of csv files for which I'm running a function to shuffle the data in the 6th column and I need to output this sh...

6 years ago | 2 answers | 0

2

answers

Question


Get average of all rows in table that match two exact strings
I have a table that is formatted like this: sub type window mean stdev rms _____ ____...

6 years ago | 1 answer | 0

1

answer