{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000598","490:4900000498","490:4900001072","490:4900000233","490:4900000277","490:4900001084","490:4900001728","490:4900000247","490:4900000230","490:4900002029","490:4900004462","490:4900000492","490:4900004186","490:4900000358","496:4960008387","490:4900002189","490:4900000191","493:4930007158","490:4900000924","487:4870004553","496:4960009382","490:4900000334","490:4900001092","490:4900000199","490:4900000518"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,493,490,487,496,490,490,490,490],"twin_sims":[0.5031149466295958,0.5017190653230551,0.48685942347616273,0.4856212991501662,0.4563581591886211,0.44996550860823176,0.44552576840725894,0.44375711987588795,0.391133100433551,0.38128597223039323,0.38043518162002704,0.37971847759133015,0.3780838957458615,0.3775017459265473,0.3764486596449451,0.3745956862628594,0.37248774605270984,0.35454300427106905,0.3435621529903996,0.3385668391864354,0.336733922116134,0.32825268111460815,0.3263810868554303,0.32326327795023985,0.3200942607575244],"twin_dists":[0.1522289234631203,0.1525364598383111,0.15582555700366593,0.15610094113057046,0.16267808294024771,0.16413425965202047,0.16515012536651907,0.1655558840022689,0.17795244400104457,0.18035312391649985,0.18056192346086686,0.18073799064121654,0.18114014864690872,0.18128357937951503,0.18154331389871983,0.1820011969549255,0.182523438160302,0.18703059208307257,0.1898467605257927,0.19114363423952568,0.1916220674421017,0.19385450720992012,0.19435139695215808,0.19518266176914364,0.19603217096536557],"n_dims_used":45,"mean_confidence":0.91620847913954},"coverage":{"mean_confidence":0.91620847913954,"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}}