{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001166","470:4700000383","470:4700001756","470:4700001460","470:4700000907","470:4700000378","470:4700000199","470:4700000904","488:4880006344","470:4700000215","470:4700000667","470:4700000384","470:4700000320","470:4700002049","470:4700000379","470:4700000789","470:4700002570","470:4700000251","470:4700000553","470:4700000653","470:4700000565","470:4700002206","470:4700000258","470:4700001742","470:4700002226"],"twin_admin_codes":[470,470,470,470,470,470,470,470,488,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.8440731234797952,0.8359620177652154,0.8160243070548927,0.7909597783451806,0.7708167726962744,0.7676716668033919,0.7612119507158757,0.7598352269185535,0.7530323150183239,0.7505398423695103,0.7135145167220992,0.7112279838506181,0.7081869723691718,0.7057110042251741,0.7031925952259589,0.6969258840915029,0.693018922425464,0.6877394072533578,0.6813446872642535,0.6794536924708304,0.6779226063355864,0.6776896377964082,0.6685060298441876,0.662875198198116,0.6471549092997445],"twin_dists":[0.07562134243754647,0.07774528074680369,0.08281698732094428,0.08894423927694994,0.09370866500051743,0.09444173286653841,0.09593909231225119,0.09625682929662065,0.0978200873274931,0.0983901106584859,0.10671107773548533,0.10721722963500997,0.1078892208521776,0.10843539252418187,0.1089900727987335,0.11036675694602337,0.11122261451675125,0.11237637678089035,0.11376989552844755,0.11418119943083004,0.1145139740772726,0.11456458975191341,0.11655609180359519,0.11777382640236686,0.12116246811650773],"n_dims_used":43,"mean_confidence":0.9125455811966298},"coverage":{"mean_confidence":0.9125455811966298,"n_dims_used":43,"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}}