{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004676","490:4900005772","490:4900005762","490:4900004954","490:4900007369","490:4900004820","490:4900005242","490:4900006273","490:4900006395","490:4900001673","466:4660004778","490:4900007368","490:4900001141","490:4900004271","466:4660003650","490:4900006275","490:4900004272","494:4940007046","494:4940006835","490:4900004815","466:4660003701","466:4660003946","494:4940008413","490:4900003563","494:4940008506"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490,494,494,490,466,466,494,490,494],"twin_sims":[0.7282070999733525,0.631267243902194,0.608473259391827,0.532768794891521,0.500429722869061,0.4293732489856385,0.3742570092415029,0.36695744749969567,0.3554148881494627,0.32407530952663416,0.3005767454718541,0.2972213808922201,0.2809617124174854,0.2760959514480403,0.2756780511048695,0.27349818220895883,0.2731541554351665,0.25572890575440155,0.24324110143381747,0.23912881374602993,0.2367176813411672,0.22872386893657404,0.225764015303967,0.22573387591355004,0.22545162365573512],"twin_dists":[0.10343910483990985,0.12457475001797905,0.12945852316753553,0.14574530121465956,0.15282073299096005,0.16887965607877586,0.18208500637301328,0.18390056661284665,0.1868089517879866,0.19496573182227994,0.20137265750178462,0.20231077337898196,0.20694812869430737,0.20836715821017135,0.20848974178027702,0.20913102005002274,0.20923251278418675,0.21448073496035966,0.2183824840867024,0.2196955001915443,0.22047218967568902,0.22308489046300292,0.22406755693068084,0.22407760696877932,0.22417176781195333],"n_dims_used":45,"mean_confidence":0.9211283365885417},"coverage":{"mean_confidence":0.9211283365885417,"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}}