If that seems confusing, think of Y as your prior, X as your new data. Or vice versa. Then realize that it isn't that simple at all.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
If that seems confusing, think of Y as your prior, X as your new data. Or vice versa. Then realize that it isn't that simple at all.