{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000508","489:4890000774","489:4890000603","485:4850003247","489:4890000607","489:4890001005","489:4890000197","489:4890000719","489:4890000389","485:4850003161","489:4890000505","489:4890000551","489:4890000511","489:4890000778","489:4890001200","489:4890000665","485:4850003159","489:4890000552","489:4890000606","481:4810005682","489:4890000947","489:4890000426","489:4890000662","489:4890000427","489:4890000830"],"twin_admin_codes":[489,489,489,485,489,489,489,489,489,485,489,489,489,489,489,489,485,489,489,481,489,489,489,489,489],"twin_sims":[0.9483096063702277,0.9199225076363299,0.8517231539690321,0.8135767869257992,0.8106337560455772,0.8001179073808835,0.7595671261706142,0.7431942493250294,0.7288456340224444,0.7252712504250428,0.717971948005978,0.7164722192946358,0.7151251381456338,0.7137603918837974,0.7070000065058322,0.704626028805817,0.7003580778648272,0.6960042931012309,0.6955127809236599,0.6890666699237665,0.6726717196713728,0.671327977478999,0.6690295981897785,0.6666856548959581,0.6645603080526571],"twin_dists":[0.042313674434942355,0.05306317557201392,0.0735813742860078,0.0834265357843118,0.08415604666544746,0.08673363613686023,0.09631864971390575,0.1000620057423219,0.1032960830863541,0.10409576764895558,0.10572210540430657,0.10605519226122705,0.10635407938970758,0.10665660413559767,0.10815115809998865,0.1086744626009343,0.10961338019581526,0.11056880329055972,0.1106765190745911,0.11208661094187225,0.11565362907718713,0.11594489442888616,0.11644274168430235,0.11695002893211648,0.11740964655802492],"n_dims_used":45,"mean_confidence":0.9161927964952257},"coverage":{"mean_confidence":0.9161927964952257,"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}}