Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 322286

Time series are data observed over time (either in continuous time or at discrete time periods).

0 votes

What is the relationship between training-test split and shifting window for time series?

You don't want the test data to contain information that is more recent than the train data. If that were the case the model has a free peak into the future which is never the case in the real world. …
Jayaram Iyer's user avatar