{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001350","477:4770001111","477:4770001285","477:4770001051","477:4770001283","477:4770001048","477:4770001348","477:4770001230","477:4770000988","477:4770001347","477:4770000992","477:4770001112","477:4770001054","477:4770001401","477:4770001053","477:4770000991","477:4770001284","477:4770000926","477:4770001465","477:4770001289","477:4770001459","477:4770001460","477:4770001113","477:4770001231","477:4770001457"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.6724236066977972,0.6445099589291624,0.587491792740082,0.5791364804392056,0.513367616320954,0.4965442816797793,0.48534262813697737,0.4454198312050523,0.4407971740164602,0.43611881479286857,0.4217251262586685,0.42171762845738875,0.41377965283930335,0.41027793691557374,0.38918717388590507,0.38815592266090965,0.38716476932338684,0.36679093708195876,0.3628802635105389,0.3316676460492544,0.30387564680137424,0.2987234792747408,0.2786585372536413,0.2783360187711023,0.2762575596744087],"twin_dists":[0.11570742060165445,0.12173126820475362,0.1339525490822621,0.13574426635687187,0.14997698512939067,0.1536786332653988,0.15616295297163546,0.16517441182348647,0.16623634363854073,0.16731549915878902,0.1706653094797293,0.17066706662842082,0.172534889618096,0.17336375649146982,0.17842456406637214,0.17867521543928827,0.17891641696210095,0.18394219022196273,0.18492251302192447,0.19295187115692405,0.2004562723999658,0.20189004314992112,0.20761793608364537,0.20771199893841624,0.20831978376354712],"n_dims_used":45,"mean_confidence":0.9210561964246962},"coverage":{"mean_confidence":0.9210561964246962,"n_dims_used":45,"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}}