{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011606","490:4900011604","490:4900008842","490:4900011731","490:4900010702","490:4900009065","490:4900011988","490:4900011602","490:4900011669","490:4900011529","490:4900004670","490:4900011122","490:4900011478","490:4900010715","490:4900010444","490:4900009378","490:4900011188","490:4900010538","490:4900004793","490:4900011723","490:4900011610","490:4900009064","490:4900011043","490:4900011799","490:4900011665"],"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":[0.3078541007604238,0.28362088245086964,0.27890808622082247,0.2612168339434388,0.23965880197318348,0.22674702872927774,0.21892502768201297,0.218717964670023,0.2173067741845817,0.2143219197586028,0.21287145220485534,0.20975853739461514,0.20189079266992727,0.18635252687150972,0.18113418566673845,0.17969858946155565,0.17874104219589654,0.1773214954236203,0.1709118482499833,0.16781167215810638,0.16765078693548763,0.1640969177098953,0.16354959887788792,0.16233328456222873,0.1531759878895929],"twin_dists":[0.1993587600288321,0.2061789169785689,0.20754520033109253,0.21280436561879712,0.2195254613581515,0.22374025620656915,0.2263713391954316,0.22644183628848416,0.22692349054940436,0.22794923118347443,0.228451165457195,0.22953626331180463,0.2323286045681907,0.2380720220540781,0.24007587321324328,0.24063428297343153,0.24100850371438767,0.24156590648089965,0.24412309202180107,0.24538463273090308,0.24545055683785408,0.24691856006013746,0.2471466775719661,0.24765561251152132,0.2515791697932076],"n_dims_used":45,"mean_confidence":0.9142951117621527},"coverage":{"mean_confidence":0.9142951117621527,"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}}