Community Profile

photo

cormac spillane


Active since 2015

Statistics

  • Thankful Level 1

View badges

Content Feed

View by

Question


matrix loop how to extract data
Hello, I have created a loop in a matrix and would just like to extract data but am not sure how? for example i would like to e...

oltre 7 anni ago | 1 answer | 0

1

answer

Question


matrix if statement is above .5 then can I re enter it to show .5
I have a large matrix(x) and I want to change any value the is above .5 or below -.5 to .5 or -.5 respectively in a certain colu...

oltre 7 anni ago | 2 answers | 0

2

answers

Question


getting first 20% of a matrix
I am getting the first 20% of a (290,2) matrix (so a 58,2 matrix). I was just wondering how this is possible. im presuming there...

oltre 7 anni ago | 1 answer | 0

1

answer

Question


dividing a matrix into 5 different matrices
Hello, I am looking to divide a large matrix Ds into 5 sections (the first 20% being the top 20% and so on), so far i have done ...

oltre 7 anni ago | 1 answer | 0

1

answer

Question


if statement deleting cells
I want to use the if function to delete every row in a matrix D that has a cell with -99.99 , there are a total of 582 rows and ...

oltre 7 anni ago | 1 answer | 0

1

answer

Question


taking 2 columns from two different matrices and making a new 2 column matrix
help!! I have 2 different matrices a and b with large sample sizes, i need to take the first column from b and put it into the...

oltre 7 anni ago | 2 answers | 0

2

answers