10.26 Changing Datasets in Memory
20180721 Let’s make a change to the weather dataset by
simply changing a single cell, changing the value of
MinTemp (the third variable) for the first observation to
1,3] <- 5weather[
Notice the divergence of the two datasets. They still share a lot in common, and hence only one copy of that data, but where they diverge, they now use different memory locations.
Your donation will support ongoing availability and give you access to the PDF version of this book. Desktop Survival Guides include Data Science, GNU/Linux, and MLHub. Books available on Amazon include Data Mining with Rattle and Essentials of Data Science. Popular open source software includes rattle, wajig, and mlhub. Hosted by Togaware, a pioneer of free and open source software since 1984. Copyright © 1995-2022 Graham.Williams@togaware.com Creative Commons Attribution-ShareAlike 4.0