{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004003","480:4800004080","480:4800004240","480:4800004488","480:4800005091","480:4800003925","480:4800002957","480:4800005004","480:4800003577","480:4800003706","480:4800003352","480:4800005182","480:4800006327","480:4800004321","480:4800004493","480:4800004490","480:4800004158","480:4800004081","480:4800004574","480:4800005179","480:4800002771","480:4800005819","480:4800002710","480:4800004323","480:4800004491"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5685503172815989,0.38905680205103493,0.3822019694421072,0.2735846040158222,0.20238061778545477,0.17459157950451526,0.14982139418428017,0.14770961038234376,0.12967367369982363,0.07627649970540817,0.07047002400116639,0.06486426819313817,0.0576449350004636,0.055282455866753906,0.0537111401088094,0.05264325216589219,0.050355581139225045,0.05006946457420654,0.04894020113609093,0.04682097778312506,0.04633609378643774,0.045171516176629845,0.04079597968030111,0.04055945001223191,0.039546215406576386],"twin_dists":[0.13801759515118614,0.17845623439106986,0.18012857206324895,0.20910553673114232,0.23215260655502723,0.24264682773589283,0.25305945701682114,0.25400388747717156,0.262509347544859,0.2946399832044535,0.29913835067860794,0.30377630775244885,0.3102588637558976,0.31252560510640115,0.31407801841239474,0.3151546850245991,0.31752364335298533,0.31782619317412225,0.3190345625270562,0.32136648341007057,0.32191241009906896,0.3232434091227978,0.3285168283737586,0.3288152451008155,0.33011045805446065],"n_dims_used":43,"mean_confidence":0.916382723076399},"coverage":{"mean_confidence":0.916382723076399,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}