His article about the stat on Basketball Reference suggests that he could have improved the accuracy of the stat had he not made this choice, but he prioritized something that could be historically useful over improved accuracy.īPM is closely akin to a stat called Statistical Plus/Minus (SPM), which we should probably discuss first. Perhaps the best way to explain the difference is this: APM and RAPM use the team's performance depending on players on the court to find a player's value, but BPM uses RAPM to find the value of box score stats, and then translates that into player value.īPM was created by Dan Myers, and one of the interesting choices he made in the creation of the stat was to intentionally limit it to stats that were tracked as of the 1973-74 season. These Plus/Minus stats generally have simple Plus/Minus at the heart of them, whereas BPM is a stat derived from a player's box score stats, such as points, rebounds, and assists, combined with team performance. I won't go through all the nuts and bolts in the pod, but check it out if you want a slightly higher level version.īut with that, let's get into the breakdown of BPM!ĭespite its name, Box Plus/Minus is not really in the same family of Plus/Minus stats that we looked at with simple Plus/Minus, APM, and RAPM. In addition to these, I'm also doing a podcast series by the same name that summarizes and discusses what I'm breaking down here. Previously I looked at PER and RAPM, and this week we'll be looking at Box Plus/Minus, or BPM. In case you missed the first two posts, I'm doing a series that deep dives into different advanced stats that are used as all-in-one measures of player performance. I've really enjoyed doing this series so far that I'm calling Basketball, Stat! And hopefully you've enjoyed it as well. We check every one, whether it seems like we do or not. Please report content that breaks the rules. If you have any questions or concerns, don’t hesitate to contact us via modmail. GOAT, all-time, top 10, or player A vs B posts of all kinds will be removed. Player ranking and comparisons are not permitted. The minimum number of characters needed for a post to not be filtered is 350 characters. Post enough content to provide a jumping-off point. Posts essentially equivalent to “Thoughts?” or “Discuss” are low effort and those posts will be removed. A leading question can be effective, but if you wish to discuss a stance, make it clear where you stand so commenters can address that directly. Asking a well-defined question is a good way to start. Present descriptive, clear, and concise titles. For top-level comments, a character minimum of 75 is in place. Most arguments cannot be deconstructed in one sentence. Accept and acknowledge if you cannot maintain your original argument. This includes your youtube video, website, blog, or twitter.Īttack the argument, not the person. Don't downvote just because you disagree. Vote based on whether the post or comment appears to meet the standards for quality you expect from a discussion subreddit. Unless it is undeniable fact, the burden of proof falls upon the person making the claim. Basketball Reference), and your own statistical analyses should be provided when it strengthens your point. Proofs from trusted NBA reporters, databases (e.g. Support claims with substantiated arguments. Low effort content, including jokes, memes, fanbase attacks, or shitposts will be removed as the moderators see fit. This subreddit is for high quality discussion of the NBA, past, present, and near future. Speak with others how you would like to be spoken with. Please do not refer mockingly to /r/nba and its users. Do not name call, condescend, or belittle others. This subreddit is for serious, high-quality NBA discussion.
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