{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000112","491:4910000353","491:4910000451","491:4910000402","491:4910000094","491:4910000289","491:4910000207","491:4910000179","491:4910000312","491:4910000313","491:4910000569","491:4910000208","491:4910000418","491:4910000177","491:4910000628","491:4910000634","491:4910000105","491:4910000158","491:4910000332","491:4910000554","491:4910000814","491:4910000106","491:4910000335","491:4910000273","491:4910000035"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5742732167422898,0.511646999189989,0.47655766270722266,0.35999169893327376,0.33820788492802795,0.33265294535836315,0.3280979000336647,0.3267480190750853,0.3239208527696407,0.2976986974212522,0.28691685859198274,0.2759405320512516,0.24221239117148605,0.23541454627838118,0.22622151063430876,0.2231464108204403,0.19607000943451278,0.19142095220358554,0.17597405555254378,0.17580295694707487,0.17408763643359007,0.17039427028089735,0.16042146517321634,0.15896133601242324,0.1557196545001447],"twin_dists":[0.1367881122115786,0.1503540898817033,0.15812362038911426,0.1856500539505015,0.1912372193086393,0.19269238655162518,0.19389554064100004,0.194253856251217,0.1950069708067269,0.2021769443627904,0.2052315092957654,0.2084127344377364,0.21870958431729393,0.2208941148087083,0.2239151134852949,0.22494374969472672,0.2344429473930537,0.23616312903571487,0.24209793803604568,0.24216570294644152,0.24284768108661156,0.24433255852696345,0.24846118208335158,0.2490811374612077,0.2504725014399101],"n_dims_used":45,"mean_confidence":0.8898053487141927},"coverage":{"mean_confidence":0.8898053487141927,"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}}