{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004337","490:4900003111","490:4900003110","490:4900003642","490:4900003638","490:4900002375","490:4900003106","490:4900003631","490:4900004196","490:4900003109","490:4900003925","490:4900002968","491:4910002113","490:4900003643","490:4900004333","490:4900004334","490:4900005166","490:4900005287","490:4900004476","490:4900002374","491:4910001632","490:4900003503","490:4900003781","490:4900005030","490:4900004336"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.7069019338802334,0.646737833692777,0.6262618623197339,0.605707116282512,0.5958549234212347,0.5733355484706578,0.5608930598814139,0.5537285177475955,0.526484077615168,0.4837335412849017,0.4667921824528258,0.4627599106598913,0.4276629138623255,0.36662357104512255,0.36280084862656065,0.3533459676180401,0.3482750435383471,0.34701029396499894,0.31314908412024783,0.31304961129465175,0.3045143964966,0.30172273242569275,0.29902860611767196,0.29893464204710946,0.2829438035854318],"twin_dists":[0.10817279183928916,0.12125218317558728,0.12564800354310365,0.13005083015392163,0.13216068396004751,0.1369894685304095,0.13966490241669471,0.14120895943634648,0.14711221931248256,0.15652123393751316,0.1603170088176706,0.16122722749553994,0.16927782863443183,0.18398403726534612,0.18494247578021492,0.18733534934876914,0.18863237690198903,0.18895741135128008,0.1979106423230754,0.19793771748941877,0.20027950656386198,0.20105365872235714,0.20180473040607283,0.20183099710019062,0.20637435884740024],"n_dims_used":44,"mean_confidence":0.8981772336092863},"coverage":{"mean_confidence":0.8981772336092863,"n_dims_used":44,"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}}