{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006389","490:4900007607","490:4900007363","490:4900007609","490:4900006764","490:4900005489","490:4900006617","490:4900007735","490:4900006761","490:4900006281","490:4900012636","490:4900007734","490:4900007617","490:4900007494","490:4900007366","490:4900006270","490:4900006992","490:4900006763","490:4900004693","490:4900001549","490:4900004825","490:4900007495","490:4900001420","490:4900001283","490:4900001829"],"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":[0.5842333168181437,0.5565692672215341,0.5371726041110955,0.4917403015131898,0.4875647171040869,0.4770988567240626,0.463251568786709,0.4554244379087064,0.4272113855005466,0.41824901788311053,0.41102524529899076,0.39827238402498943,0.3887432120622401,0.372249824318939,0.3589124631305987,0.35618187566599074,0.35612347132943356,0.3544838508882169,0.3542726861280535,0.34994668933265705,0.34180284331313737,0.3410090855962039,0.33974314568074915,0.3373777652302403,0.33493866701794],"twin_dists":[0.1346510801174954,0.14059639348361846,0.1447894715124446,0.15474200925933762,0.15566878102233667,0.15800250248421105,0.16111609632308183,0.16289030550735573,0.1693830552156359,0.1714813753530447,0.1731866078637726,0.17622959392524526,0.17853243308373926,0.18258247453554924,0.18592264372514983,0.1866142092023274,0.18662903078648627,0.18704563958720252,0.18709936652761858,0.18820372287248316,0.19030235141322735,0.19050831271980573,0.19083732599415526,0.1914538499461491,0.19209203675205622],"n_dims_used":45,"mean_confidence":0.9245000203450521},"coverage":{"mean_confidence":0.9245000203450521,"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}}