{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008746","490:4900008856","490:4900008188","490:4900009077","490:4900010200","490:4900008854","490:4900008187","490:4900007858","490:4900008629","490:4900009815","490:4900008738","490:4900008747","490:4900007954","490:4900008852","490:4900008409","490:4900008070","490:4900008411","490:4900008082","490:4900009387","490:4900008414","490:4900009393","490:4900008292","490:4900007859","490:4900010812","490:4900009600"],"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":[0.668270910160964,0.4773410078622289,0.41719228602053715,0.4094620993204426,0.3984225846100068,0.3908326402147401,0.355359238776101,0.35389676762314964,0.35261008434275354,0.35121411278304987,0.34864060147501663,0.346928835340407,0.3410185753504826,0.3371124562294268,0.3268877599946061,0.29655004807212065,0.2961503376267879,0.2900573831847923,0.2824593877327443,0.26953512472839675,0.2610898852953352,0.2524831488824864,0.25183568179341365,0.25013774047860116,0.24483422747977163],"twin_dists":[0.1166069871353079,0.15794832408845522,0.1717300291322811,0.1735573116364258,0.17619350093386743,0.17802526961398457,0.18682308992672592,0.18719505307557027,0.18752296624992376,0.1878794367387538,0.1885385460797305,0.18897836720575031,0.19050584883985078,0.19152314645308233,0.1942167251923295,0.20249921430623724,0.20261153099058507,0.20433483755741425,0.206514361048419,0.21030498084504112,0.21284289218649635,0.21548293139654806,0.2156838291881644,0.21621224042022608,0.21787767524302407],"n_dims_used":45,"mean_confidence":0.9143303765190972},"coverage":{"mean_confidence":0.9143303765190972,"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}}