{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007976","490:4900009609","490:4900009192","490:4900008518","490:4900008301","490:4900008866","490:4900008293","490:4900009400","490:4900009388","490:4900009080","490:4900008637","490:4900009068","490:4900008302","490:4900008858","490:4900009899","490:4900010100","490:4900009493","490:4900009800","490:4900008745","490:4900008088","490:4900008085","490:4900009901","490:4900009611","490:4900008971","490:4900009895"],"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":[0.6911878576115545,0.6801515600582175,0.6668549133655908,0.6664004149494074,0.608268321712991,0.6048110521721088,0.6038624640855897,0.5825916581760505,0.5763304080258,0.5750643088983436,0.5686660091990104,0.5520803575152035,0.5517522163755336,0.5354795751548959,0.5179750607584674,0.510283342018123,0.5031246416620851,0.5024873064066792,0.49191632677015146,0.48654783042879657,0.4863718195220575,0.46762443314792124,0.46279736996473564,0.4578896094194984,0.42875618120057735],"twin_dists":[0.11162311805765146,0.1140294482733557,0.11691341136135448,0.11701173316574709,0.12950240622774079,0.1302427023986776,0.1304458232539963,0.13500310871068275,0.13634646000027933,0.13661825710184855,0.13799272706900825,0.14156458141573558,0.1416354040287221,0.1451567504779741,0.14896871854574914,0.15065318880608997,0.15222678829819494,0.1523671743528584,0.15470299209698438,0.15589484143488544,0.15593398442825407,0.16012948091604054,0.16121875898328278,0.1623303447049854,0.1690232367323725],"n_dims_used":45,"mean_confidence":0.9182857937282987},"coverage":{"mean_confidence":0.9182857937282987,"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}}