how to use if else of for loops to manipulate matrices

1 view (last 30 days)
i have a two column matrix (many rows) and i want to read column 1 values corresponding with certain values in column 2 under a certain condition that only column 2 can be tested. say column 2 must be over 3.4 and i want times corresponding(column1)

Accepted Answer

Thorsten
Thorsten on 1 Dec 2015
Edited: Thorsten on 1 Dec 2015
To get all values from column 1 of X, where column 2 is > 3.4:
x = X(X(:,2) > 3.4, 1);

More Answers (1)

Eng. Fredius Magige
Eng. Fredius Magige on 1 Dec 2015
For can assist you in searching each index in sequence order through find function as long you know/specify appropriate condition to be determine by if else. Note that find function return to you raw and column, in many case column will 1 always.

Categories

Find more on Loops and Conditional Statements in Help Center and File Exchange

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!