{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003851","474:4740004113","474:4740004360","474:4740003850","474:4740003428","474:4740004196","474:4740003768","474:4740004195","474:4740004430","474:4740004019","474:4740004356","474:4740003769","474:4740004114","474:4740004357","486:4860002246","474:4740004198","474:4740004362","474:4740004199","474:4740004202","474:4740003834","474:4740004018","474:4740004500","474:4740004280","474:4740004630","474:4740003854"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8915856377780881,0.878201946949827,0.8631656792723176,0.8080305623950106,0.7909004516451197,0.7794191897128018,0.7724721814951765,0.7642501797294035,0.7211259464521146,0.7009074051722017,0.6554176505289391,0.6376271412028444,0.6011851267066842,0.5978256147567135,0.5898137734172069,0.5869633558081531,0.5704022944808558,0.5685201188156301,0.5661374385165406,0.5629487249033595,0.5510707163561535,0.5409240961455266,0.5373601155957568,0.5295459426580436,0.5240057941205897],"twin_dists":[0.06221890381140691,0.06619235258982083,0.07045583222251907,0.0847982734879759,0.08895846280141398,0.09168922930531798,0.09332171602339392,0.0952361889901896,0.10502044448895324,0.10949266439736165,0.11938321321254293,0.12320997388449724,0.13101913891005637,0.13173859852836753,0.1334549218782493,0.13406581516657406,0.13761957940159592,0.13802408643403613,0.13853638033592974,0.13922238882470525,0.14178251346128595,0.14397643540877858,0.14474880752829958,0.14644583512989073,0.14765221776956652],"n_dims_used":45,"mean_confidence":0.9234746297200521},"coverage":{"mean_confidence":0.9234746297200521,"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}}