{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012214","490:4900009177","490:4900008401","490:4900009167","490:4900012146","490:4900009289","490:4900008400","490:4900011812","490:4900012153","490:4900012078","490:4900009487","490:4900011551","490:4900009488","490:4900010111","490:4900004113","490:4900008729","490:4900012082","490:4900012148","490:4900009692","490:4900009890","490:4900008960","490:4900011682","490:4900008511","490:4900008949","490:4900010207"],"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":[0.5396941181573714,0.46476113950263903,0.40001960228477934,0.2930795804277109,0.2609758514143608,0.23921974934443208,0.23277528252636365,0.22447494504852974,0.2235511245990475,0.21766291619125253,0.21257736960211424,0.20846361763702198,0.20332359675198022,0.20241081306789513,0.20142403902777004,0.20039619587816374,0.192924971182448,0.18503169487131282,0.17685819868672897,0.17291265140391499,0.1663702009031321,0.16228326004323057,0.16079714675566403,0.15750493021483497,0.15092355973791818],"twin_dists":[0.14424288179967784,0.16077514023289047,0.17581012276779118,0.2034773979235771,0.21287750938681435,0.2196663074527253,0.22175335605290142,0.22449819881687322,0.2248078340232306,0.2268017377210539,0.2285532146087583,0.2299908678169917,0.23181460892249484,0.2321417667355447,0.23249658617979424,0.2328674469182106,0.23560348260714828,0.23857544888129684,0.24174851194247218,0.24331760537881011,0.245976919870903,0.24767660304049677,0.2483023356780084,0.24970365633155203,0.252570438427339],"n_dims_used":45,"mean_confidence":0.9231866624620225},"coverage":{"mean_confidence":0.9231866624620225,"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}}