{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010814","490:4900009393","490:4900011880","490:4900011283","490:4900011877","490:4900010889","490:4900010472","490:4900010899","490:4900010381","490:4900011353","490:4900011484","490:4900010630","490:4900010812","490:4900010805","490:4900008404","466:4660003896","490:4900008956","466:4660004470","466:4660004728","490:4900011134","490:4900010976","490:4900012216","490:4900009178","490:4900009816","490:4900009300"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,466,466,490,490,490,490,490,490],"twin_sims":[0.5744279416800563,0.5663622974904983,0.5391843212438563,0.4930706307339404,0.48844201319736774,0.45906004617903107,0.4590186821798075,0.43734667173864467,0.42534088897714695,0.40641548122831334,0.40493463297628873,0.38962820062365866,0.3764381008145352,0.35614050002223874,0.34892022333343303,0.34815803062994943,0.3474432342290254,0.3474421983014129,0.345807947822092,0.33379749890616045,0.3215955911581728,0.3168226340508636,0.3163995469804772,0.3152986671307307,0.3115708698731079],"twin_dists":[0.1367548894801364,0.13848802306578037,0.1443533511361966,0.1544472348079431,0.15547386764844565,0.16206486217227822,0.1620742403585563,0.16703182999177443,0.16981945568598092,0.17428162171609932,0.17463455232026537,0.17831746545129534,0.1815459199350537,0.18662470919362206,0.18846680808644217,0.18866242252783744,0.18884607767125305,0.18884634398011257,0.18926698841569767,0.19239148735200728,0.19562913024978487,0.19691415200650467,0.1970285842164596,0.19732674511082593,0.19834079075431787],"n_dims_used":45,"mean_confidence":0.9160929361979167},"coverage":{"mean_confidence":0.9160929361979167,"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}}