alleygorithm
player impact + groups
PlayersTeamsGroupsGamesTrends
alleygorithm
player impact and winning groups

Player, pair, and lineup impact measured from every NBA possession.

PlayersTeamsGroupsGamesTrendsHow it worksDevelopersPro
WPA-powered analytics from play-by-play data
This site provides sports analytics for informational and entertainment purposes only. It is not a gambling site and does not accept wagers. If you or someone you know has a gambling problem, call the National Council on Problem Gambling helpline: 1-800-522-4700.
← Back to groups
Pair•Current season•Through 2026-04-22
Jalen Duren
Tobias Harris
DET logo

Jalen Duren + Tobias Harris

Over 100 shared possessions, this pair has added about +0.018 wins after shrinkage. That is 100th percentile on 4,896 shared possessions, which currently reads as a high confidence signal. This sample is sturdy enough to treat as a real rotation signal.

Rank #18|+0.9 est. wins|100th percentile|high confidence|4,896 poss
League percentile99.7th
0th (worst)25th50th (median)75th100th (best)
050100
Better than 100% of pairs. Rank #18 in this window, with 4,896 shared possessions and high confidence.
Est. wins added
+0.9
100100th percentile
Impact / 100
+0.018
100100th percentile
Off / Def
O+0.021D+0.020
Shape of value across both sides
Possessions
4,896
high confidence
Grade
100%
grade A+
What stands out
This sample is sturdy enough to treat as a real rotation signal.
The group has added +0.9 estimated wins in this window, which is easier to read than the per-100 rate on its own.
Off/Def shows whether that value is being created through scoring lift, defensive resistance, or a more balanced two-way profile.
Baseline check
The member average is +0.026, while the group's expected baseline is +0.013.
Advanced breakdown
Observed possessions4,896
Member average+0.026
Expected baseline+0.013
Actual group score+0.018
Surplus+0.005
Member profiles
Jalen Duren
DET logo
DET
+0.034
96th pctl
8,422 posshighOff +0.022 / Def +0.037
Tobias Harris
DET logo
DET
+0.019
87th pctl
7,385 posshighOff +0.014 / Def +0.024