{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004714","490:4900005657","490:4900006164","490:4900004706","490:4900007386","490:4900007514","490:4900005276","490:4900005783","490:4900007389","470:4700005127","490:4900007511","490:4900007512","490:4900004857","490:4900004861","470:4700005290","490:4900004977","470:4700005133","490:4900004722","490:4900004592","490:4900005396","490:4900006409","490:4900006538","490:4900006406","470:4700005442","470:4700003305"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,470,490,490,490,490,470,490,470,490,490,490,490,490,490,470,470],"twin_sims":[0.6699913587389511,0.6215326748448154,0.615860865026594,0.5699290352091413,0.561524881122104,0.5351241006423747,0.531673539315687,0.5296820364336339,0.4911410880359386,0.47337869564400603,0.46878814836482124,0.4645256521609816,0.4638093035717173,0.4526068058000272,0.446296790943638,0.44595646670005595,0.4337601943956564,0.4307072568613968,0.4181069023231231,0.4122899781032376,0.4086676499048982,0.4059605856580197,0.4056107282359429,0.40095928479835974,0.4003957192083709],"twin_dists":[0.1162344684338928,0.12666149388697404,0.12787648179294825,0.13772127569551681,0.13952887024724323,0.1452338949506438,0.14598327121115226,0.14641623501636222,0.15487485987870142,0.15883597611153882,0.159867456622816,0.16082830266072692,0.16099007960522455,0.16353168219158054,0.16497343214312918,0.16505140901690427,0.167861299745017,0.1685695438313562,0.17151480015982679,0.17288712496690284,0.17374595564485082,0.17438997591477384,0.1744733472584298,0.17558486882988875,0.17571993394188593],"n_dims_used":45,"mean_confidence":0.9175342135959201},"coverage":{"mean_confidence":0.9175342135959201,"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}}