MLB Crystal Ball 2022

Opening day! When hope springs eternal for every major league baseball fan. Each team is tied for first (and last) place for what will almost assuredly be the final time. Which teams will rise, and which will fall? RotoValue has some predictions. Using the model that forecasts player performance, and aggregating across each roster, I… Continue reading MLB Crystal Ball 2022

RotoValue now showing player news from RotoBaller.com

RotoValue is now partnering with RotoBaller.com for player news. Starting this month, we will now be showing RotoBaller player news for both NBA and MLB. This will give better fantasy focused news items for players throughout the site. The main place to see player news on RotoValue is the News pages, which can show news on… Continue reading RotoValue now showing player news from RotoBaller.com

2021 NBA Projections on RotoValue

I’ve released RotoValue 2021 NBA individual projections. RotoValue projections take into account a player’s NBA statistics, age, position, and their depth chart position (if any) to predict statistics totals. The model regresses all players to a per-position league average, so centers will tend to have more blocks, and point guards more assists, than other players.… Continue reading 2021 NBA Projections on RotoValue

Customizing Projections on RotoValue with RotoValue Analyst

Projections are central to fantasy sports, and RotoValue integrates projections into the site. Pages like Search or Projected Standings have a Source selection, where you can choose which set of statistics to display: the current or past seasons, preseason data where available, and of course projections. But with RotoValue Analyst, you not only can see projections like Steamer,… Continue reading Customizing Projections on RotoValue with RotoValue Analyst

Reviewing the FiveThirtyEight 2018 Election Forecasts

Nate Silver’s fivethirtyeight.com published forecasts of the 2018 mid-term elections, predicting the outcome of races for House, Senate, and Governor. The site also made it easy to download their projection data, and so I’d like to look at their forecasts and see how their models did. Silver made three variants of his model, dubbed “Lite”, “Classic”,… Continue reading Reviewing the FiveThirtyEight 2018 Election Forecasts

Reverse Platoon Splits – Before and After

Tom Tango asked someone to see what players with at least a 30-point wOBA reverse platoon split in their first 2500 plate appearances did for the rest of their careers, and Sean Foreman kindly provided split data from his database. So I hacked together a Perl script to read his data and analyze it. The script lets… Continue reading Reverse Platoon Splits – Before and After

Professional Standings Now Available on RotoValue

RotoValue now also shows professional standings for both MLB and NBA. And, like the fantasy standings pages, you can customize them to any date range you like. So if you want to see how your team has done since a particular date, or over the past month, or since they called up Gleyber Torres or Ronald Acuna,… Continue reading Professional Standings Now Available on RotoValue

One Player, Two Kinds of Stats: Handling Shohei Ohtani

This year the Angels signed Shohei Ohtani, the young Japanese star who played both as a pitcher and outfielder for the Hokkaido Nippon Ham Fighters of the Japanese Pacific League. As in Japan, Ohtani is expected to continue to play extensively both as a pitcher and hitter. Some players have played significantly at the major league… Continue reading One Player, Two Kinds of Stats: Handling Shohei Ohtani