{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004060","490:4900006072","490:4900004749","490:4900004893","490:4900006071","490:4900002538","490:4900006793","490:4900006437","490:4900006436","490:4900004344","490:4900006067","490:4900004897","490:4900004204","490:4900003787","490:4900003509","490:4900003511","490:4900004753","490:4900004885","490:4900004480","490:4900004904","490:4900004754","490:4900004752","490:4900004203","490:4900002243","490:4900004894"],"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":[0.2172097522619349,0.06693533037578095,0.031113444453691796,0.027010448469167437,0.011007660048880145,0.009934075124900818,0.008935814757276263,0.006388860093902799,0.0063366856328941675,0.004558829730171182,0.00424735543452308,0.004046701934712498,0.003736936833974389,0.0032152213550481284,0.003133816346623587,0.0030200245318391097,0.0028383664510940113,0.0023233614962740517,0.002199697086687587,0.0020371841602740775,0.001956563425464537,0.0015504643773959653,0.0015266697165720966,0.0014966644108631996,0.0014713733335058959],"twin_dists":[0.226956682292222,0.30202609237869316,0.3421454695577119,0.3490475130236291,0.3900199782316283,0.39443309431618195,0.39893620266136415,0.4128783044627968,0.4132131646650146,0.42644300568688664,0.42923306797116456,0.43113060417968047,0.43423507275397816,0.44003726706580876,0.44101917545859287,0.44243151668205416,0.4447903164821504,0.45231911916661194,0.4543541810619639,0.4571946007052656,0.4586818915800161,0.46715839703601286,0.4677164763808703,0.4684317780209476,0.4690450534460507],"n_dims_used":45,"mean_confidence":0.8994899325900607},"coverage":{"mean_confidence":0.8994899325900607,"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}}