LUMA Blog

Research notes and metric introductions from LUMA Basketball Research: xPTS-RAPM and shot quality, Conversion RAPM, ARC WAR, Offensive Load, cTOV% and UW-rTS.

  • Introducing xPTS-RAPMxPTS are the expected point valuation of each field goal and free throw attempt compared to league average.
  • LOAD, cTOV% and UW-rTS: measuring offensive workloadA tracking-based offensive load framework extending Ben Taylor's Offensive Load, using potential assists instead of Box Creation.
  • SGA's two-year peak: one of the great guard runs since 1999Shai Gilgeous-Alexander's 2024-26 peak measured against every high-usage guard season since 1999.

The long-form methodology papers live at LUMA Papers: ARC, xPTS and C-ARC. The WNBA board is W-ARC Daily, with season rankings on the WNBA impact leaderboard.

luma@court-share ~ /terminal/blog
LUMA/TERMINAL/blog
queryconnect|arc ↗research ↗
$ luma blog
luma-blog v1.0.0 — terminal edition
[ ok ] mounting /luma/blog
[ ok ] loading stat modules ........ xpts, rapm, conversion, load, ctov, uw-rts, shai
[ ok ] indexing posts ............. 3 found
[ ok ] ready
$ ls -la posts/
┌──────┬──────────────────────────────────────────────────────────┬──────────────────┬──────────┐
│ ID │ TITLE │ DATE │ READ │
├──────┼──────────────────────────────────────────────────────────┼──────────────────┼──────────┤
│ 03 │ Introducing xPTS-RAPM │ 2026-09-16 00:00 │ 12 min ││ 02 │ SGA and one of the great two-year guard peaks │ 2026-08-08 19:29 │ 5 min ││ 01 │ The Four Stats: LOAD, cTOV%, UW-rTS │ 2026-08-08 06:51 │ 6 min │
└──────┴──────────────────────────────────────────────────────────┴──────────────────┴──────────┘
$ cat README
Stat introductions, methodology, and research notes from LUMA Basketball Research. Papers live at /luma/papers.
$
$ exit← back to luma