{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000516","480:4800000591","480:4800001014","480:4800000418","480:4800000705","480:4800000590","480:4800000518","480:4800000553","480:4800000557","480:4800000450","480:4800000358","480:4800000856","480:4800001346","480:4800000552","480:4800000810","480:4800000417","480:4800002119","480:4800000325","480:4800000595","480:4800001440","480:4800000482","480:4800000773","469:4690007829","480:4800000630","480:4800000815"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480],"twin_sims":[0.5807111665020895,0.32670255841594287,0.24625225934790718,0.22883032968283812,0.2183415540833,0.19312164777436136,0.1770126917512426,0.1577631506558204,0.15319720082308436,0.1326436019823576,0.12781939653004984,0.12221189394258714,0.11722768656248324,0.11114282420552356,0.10798431497738803,0.10177466894653937,0.09110491329368518,0.08727850179354274,0.07810146439998006,0.07611973821437445,0.07190464803940524,0.06665053391887411,0.062413496430796675,0.05844639229585278,0.058404171489664154],"twin_dists":[0.1354064425557975,0.19426593765826405,0.21743012639136738,0.22304970293540471,0.22657010460291552,0.2355305240579932,0.24168758171658236,0.24959297872548108,0.25156988524027535,0.26105026732268327,0.26343316469437705,0.2662901404393815,0.26891466463390123,0.2722374467757986,0.2740178896831125,0.2776395804961827,0.28428831351215433,0.28682280531054977,0.29328330637272376,0.2947577341834833,0.2979997985178311,0.30226412520599777,0.30590742374451796,0.30950729739594535,0.3095466773219433],"n_dims_used":42,"mean_confidence":0.9238917032877604},"coverage":{"mean_confidence":0.9238917032877604,"n_dims_used":42,"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}}