{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001214","474:4740002035","474:4740001109","474:4740001411","474:4740001002","474:4740001218","474:4740001933","474:4740002147","474:4740002044","474:4740003110","474:4740002758","486:4860000042","474:4740002139","474:4740002453","474:4740001936","474:4740001930","474:4740002040","474:4740001007","486:4860000080","474:4740001001","474:4740002149","474:4740002362","474:4740002757","474:4740001413","474:4740001219"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,486,474,474,474,474,474,474],"twin_sims":[0.5837541580797151,0.5756689592624007,0.5636679133848309,0.5354653835722621,0.4934275927700342,0.48708105939912616,0.4546580803798419,0.4436258097255042,0.4420077681710435,0.43061711158817356,0.4137294162168269,0.41155750370476235,0.40900257423512476,0.39540981040076706,0.3894712297114478,0.3870893583500033,0.3860302859776196,0.36351424172032337,0.3600448532314061,0.3387445513847526,0.32984454154971765,0.32827066089098056,0.32659737371735553,0.32380372655302375,0.31180836452748384],"twin_dists":[0.13475382103571587,0.13648844804019672,0.13906762242258888,0.14515983011493389,0.15436817887715376,0.15577628327681217,0.16306460692198516,0.16558603354683205,0.16595782788545527,0.16859048726209985,0.1725467591472286,0.17306052255310123,0.1736664073356253,0.17691866263323655,0.17835557762310938,0.17893478049457812,0.1791928573435551,0.18476322728994543,0.18563663921407075,0.19109732162119722,0.1934331117542073,0.19384974135038954,0.19429389460493826,0.1950382500663475,0.19827598133407062],"n_dims_used":45,"mean_confidence":0.920033433702257},"coverage":{"mean_confidence":0.920033433702257,"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}}