{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011535","490:4900011104","490:4900009974","490:4900011921","490:4900011720","490:4900012212","490:4900011181","490:4900009573","490:4900011190","490:4900011041","490:4900011105","490:4900010071","490:4900011329","490:4900011786","490:4900010261","490:4900012209","490:4900011726","490:4900008944","490:4900011196","490:4900011791","490:4900011600","490:4900011192","490:4900011412","490:4900011854","490:4900011528"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3102141258002838,0.26240799128863757,0.22772534454224944,0.22670954783519898,0.2189959946635379,0.21662960621760907,0.17956943224500685,0.17014470263853196,0.16503599872923053,0.1633416190596363,0.15254628699739736,0.1481013414790098,0.14172195030236445,0.13581016718936942,0.1265537780924897,0.1261926445167255,0.12247964490513633,0.1224641188647267,0.11670980441272935,0.11321371867409628,0.10397044654020066,0.1017944962207474,0.10151477685627006,0.09908475816002237,0.09612487411154642],"twin_dists":[0.19871157244698415,0.2124434420407513,0.22341545236289068,0.22375271843478908,0.22634718792621913,0.22715536190640767,0.2406846765111373,0.24443372298940974,0.24652843837171948,0.24723350653778817,0.25185521019652024,0.25382794860101066,0.25673714249722196,0.2595214126026991,0.264069546938434,0.26425201736715914,0.26615148147641526,0.2661595155641692,0.2691922336256938,0.2710912039249697,0.2763397418840888,0.27762774581444455,0.27779487401618286,0.2792621404216677,0.28108794788948],"n_dims_used":45,"mean_confidence":0.9148711310492621},"coverage":{"mean_confidence":0.9148711310492621,"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}}