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3 mistakes the colour grade pass

Experiment #159 · closed · published 6/30/2026, 7:23:00 AM

What happened

Creative features

  • hookTypenumber_list
  • lengthBucket4_10m
  • thumbnailArchetypeobject_hero
  • publishSlotweekday_am
  • formatlist
  • topicCluster6

Confounds the baseline knew

  • Followers at publish24,399
  • Days since previous post1
  • Channel age at publish (days)221
  • Local publish time6/30/2026, 7:23:00 AM

The residual reward

Raw views mostly measure how big the channel already was. The baseline predicts what this channel “should” have earned given the confounds above; the residual is how the post actually landed relative to that prediction — measured in standard deviations.

Observed (168h)

65

Baseline expected

122

Residual reward

-1.05σ

raw -1.05σ · residual sd 0.599 log-views

Checkpoints

CheckpointViewsWatch time (min)CommentsLikesFollower delta
168h (close)659,555030
24h365,255020
72h527,644030

What changed in the posterior

  • Post missed its baseline by 1.05σ. Moved: topic_cluster:topic_6 -0.007, format:list -0.005, publish_slot:weekday_am -0.004.

    • topic_6-0.291-0.298 Δ-0.007±0.28
    • list-0.013-0.017 Δ-0.005±0.27
    • weekday_am-0.132-0.137 Δ-0.004±0.25
    • 4_10m-0.083-0.086 Δ-0.004±0.26
    • number_list-0.090-0.094 Δ-0.003±0.25
    • object_hero-0.276-0.279 Δ-0.003±0.26
    • weekday_late-0.110-0.108 Δ+0.001±0.28
    • topic_2-0.183-0.182 Δ+0.001±0.26
    • topic_30.2720.273 Δ+0.001±0.26
    • before_after0.0580.059 Δ+0.001±0.28
    • story_cold_open0.2180.220 Δ+0.001±0.25
    • interview0.1770.178 Δ+0.001±0.25
    • topic_40.1700.171 Δ+0.001±0.25
    • demo_first-0.095-0.094 Δ+0.001±0.25
    • vlog-0.058-0.057 Δ+0.001±0.26
    • weekend_am0.1220.123 Δ+0.001±0.28
    • 10_20m0.0540.055 Δ+0.001±0.25
    • under_60s0.0730.074 Δ+0.001±0.26
    • topic_5-0.064-0.063 Δ+0.001±0.28
    • weekend_pm0.1560.157 Δ+0.001±0.27
    • topic_1-0.086-0.085 Δ+0.001±0.25
    • 1_4m0.0470.048 Δ+0.001±0.25
    • tutorial-0.005-0.004 Δ+0.001±0.25
    • text_dominant0.0710.071 Δ+0.001±0.25
    • topic_70.2020.202 Δ+0.001±0.27
    • shorts-0.072-0.071 Δ+0.001±0.26
    • face_reaction0.0690.069 Δ-0.001±0.25
    • contrarian-0.020-0.020 Δ-0.000±0.26
    • commentary-0.041-0.041 Δ+0.000±0.26
    • none0.0670.068 Δ+0.000±0.27
    • claim-0.151-0.151 Δ+0.000±0.25
    • 20m_plus-0.102-0.102 Δ+0.000±0.27
    • question0.1270.127 Δ+0.000±0.27
    • topic_0-0.031-0.031 Δ+0.000±0.25
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