{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005152","489:4890004135","489:4890005024","479:4790001748","470:4700006946","472:4720004723","489:4890004335","470:4700004315","489:4890005143","470:4700006282","478:4780005534","489:4890002069","489:4890004792","472:4720007060","489:4890004472","472:4720004865","489:4890004808","489:4890004111","472:4720005605","470:4700004489","470:4700007994","489:4890003091","489:4890004701","470:4700004481","479:4790002252"],"twin_admin_codes":[489,489,489,479,470,472,489,470,489,470,478,489,489,472,489,472,489,489,472,470,470,489,489,470,479],"twin_sims":[0.4660561265488289,0.4642178694572551,0.43752349380023303,0.40744937025960376,0.4065327022034682,0.40386513347631225,0.4031485838194286,0.38450022163446324,0.38337794895284455,0.38204516370247465,0.38003305487015543,0.3769544582697338,0.3696191827902811,0.36594573724751545,0.36535536538736135,0.3639780220356252,0.36344131020764714,0.347186380419155,0.3466627530049318,0.33837845842897146,0.33296647480224423,0.3308076933987926,0.32945626820570617,0.3278671505563005,0.3278028188371858],"twin_dists":[0.1604829572797537,0.1608978002618487,0.1669910051627438,0.17403555398668308,0.1742537089200087,0.17488980485281974,0.17506099004274747,0.17956630102344254,0.1798406653052692,0.1801669937926871,0.1806606911009595,0.18141851894608257,0.1832364745378832,0.18415361626445975,0.18430144289378667,0.18464679243574744,0.18478154402176736,0.1889121206300584,0.18904683702391087,0.19119274142445322,0.19260990468671324,0.19317868970948907,0.19353579170075763,0.1939567335901417,0.19397379809092147],"n_dims_used":45,"mean_confidence":0.9170950147840712},"coverage":{"mean_confidence":0.9170950147840712,"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}}