
Should I start Isaiah Williams or Jonnu Smith? (Half-PPR Week 15 2026)
THE FF CALL
Start Jonnu Smith
+1.3 projected edge ยท Half-PPR
Start Jonnu Smith over Isaiah Williams for Week 15 Half-PPR: 2.3 projected points versus 1.0.
- Jonnu Smith: 0.7 FP recent scoring average.
- Jonnu Smith: 6.25% matchup lift against MIA.
Forecast updated ยท Half-PPR



Isaiah Williams
WR ยท NYJStats & schedule โบWhy this pick?
Jonnu Smith
- FF projection
- 2.3 FP
- Sleeper
- 2.0 FP
- FantasyPros
- 2.8 FP
- Boosted Trees
- 1.8 FP
- Experimental ยท saved Oct 27, 12:04 AM ET
Jonnu Smith faces MIA in Week 15. Recent scoring average: 0.7 fantasy points. The position-specific defensive matchup adjusts the forecast up 6.25%.
Isaiah Williams
- FF projection
- 1.0 FP +0.2vs ESPN
- ESPN
- 0.8 FP
- Sleeper
- 0.6 FP
- Boosted Trees
- 0.5 FP
- Experimental ยท saved Oct 27, 12:04 AM ET
Isaiah Williams faces ARI in Week 15. Recent scoring average: 2.9 fantasy points. The position-specific defensive matchup adjusts the forecast up 2.5%.
Your next decision
Scoring & lineup notes
FORTIFIED RANKINGS ยท
FLEX. The bigger picture.
Ranked by FF expected points. Displayed ties favor the higher FF-minus-ESPN margin. Medians and ranges add context.
- 1
Jahmyr GibbsRB ยท DET vs MINSun 8:20 PM ETRange unavailableMean 19.9Range unavailableMedian unavailableESPN 18.9Sleeper 21.9FantasyPros 19.519.9Expected FP - 2
Bucky IrvingRB ยท TB vs NOSun 1:00 PM ETRange unavailableMean 19.6Range unavailableMedian unavailableESPN 18.8Sleeper 17.7FantasyPros 15.419.6Expected FP - 3
Jaxon Smith-NjigbaWR ยท SEA vs PHISat 5:00 PM ETRange unavailableMean 18.9Range unavailableMedian unavailableESPN 16.7Sleeper 20.8FantasyPros 15.418.9Expected FP
How the forecast and ranges work
FF uses position-specific provider weights, rescored CBS and FFToday stats, and the existing bounded form, defense and metric adjustments. Saved Boosted Trees and Workload have bounded model influence when available. Monte Carlo supplies the distribution; it does not get a duplicate mean vote.
Every player is ranked by the FF expected score (mean), whether or not a simulation distribution is available. Equal displayed scores use the higher FF-minus-ESPN margin when both ESPN forecasts are known, then unrounded FF, a comparable FantasyPros/Sleeper estimate, and stable identity order if still level. This tiebreaker is not a measured probability of beating ESPN. The median marker is additional information and never changes the order. Missing or availability-conditional ranges do not switch the ranking statistic. The window shows the experimental middle 80% (P10โP90), rather than the difference between two model means. Its observed coverage under this new version is still collecting. Availability-conditional distributions are labeled and are not shifted to a different center.
Missing sources and incompatible scoring are excluded. Bye and confirmed unavailable players remain excluded. ESPN, Sleeper and FantasyPros are the benchmark markers. The common scale covers the displayed outcome windows and available benchmarks.
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