{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004106","474:4740004694","474:4740004631","486:4860002320","474:4740004488","474:4740004427","486:4860002321","474:4740003933","474:4740004443","474:4740004354","474:4740004279","474:4740003684","474:4740003439","474:4740004563","474:4740004689","474:4740004507","486:4860002189","474:4740003516","474:4740003932","474:4740004189","474:4740003431","474:4740004632","474:4740004491","474:4740004428","474:4740003925"],"twin_admin_codes":[474,474,474,486,474,474,486,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474],"twin_sims":[0.5780554318212756,0.5528457618042609,0.5429881467499479,0.5425308927932078,0.5328493728184285,0.5271083663010977,0.5031686188971412,0.5015061089124898,0.49530666018174074,0.47921130697120956,0.4623651881544163,0.4407900672737965,0.423372347183676,0.41872223766526073,0.40108994673171733,0.39502164775061693,0.39267616005831674,0.3904969628124904,0.3796880782071331,0.37929641652955776,0.3775689931634764,0.3763896753275417,0.3762700723712935,0.36087881527511917,0.3591154876787103],"twin_dists":[0.13597623284225152,0.14139941025099054,0.1435295589018502,0.14362852961110006,0.14572779776380382,0.14697628080137973,0.1522171032056261,0.15258339837137305,0.15395229831923873,0.15753016568994826,0.1613164779763058,0.16623797953143732,0.17027959221333785,0.1713701115139847,0.17555356644905745,0.17701227618401918,0.17757884755891745,0.1781066621576639,0.18074546217399445,0.1808417503222646,0.18126700543506946,0.18155787233899454,0.181587396021149,0.18542630142903674,0.18587133248064525],"n_dims_used":45,"mean_confidence":0.9233334011501736},"coverage":{"mean_confidence":0.9233334011501736,"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}}