{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003194","490:4900000899","490:4900003057","490:4900000912","490:4900003224","490:4900000495","490:4900002766","494:4940006969","490:4900000908","496:4960005424","490:4900001162","490:4900003740","487:4870000683","490:4900002304","490:4900003350","490:4900001180","494:4940007809","490:4900004443","496:4960005267","490:4900003484","490:4900004287","490:4900002634","494:4940007385","496:4960011369","490:4900000926"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,496,490,490,487,490,490,490,494,490,496,490,490,490,494,496,490],"twin_sims":[0.5349275930038996,0.40194981974958766,0.3970522297758358,0.3818303144061835,0.3672943049507247,0.35910557364062784,0.35340692145636354,0.35250309808493324,0.34455097792604467,0.3441509036030029,0.3276330176920946,0.3242676514992592,0.3210464193591054,0.31913072353387956,0.3013479613151366,0.2961268901222707,0.29170754023638185,0.29159034097181846,0.28717944802814,0.28559173938299726,0.28455248544627687,0.2838981051750988,0.2806748659422512,0.2711949989660136,0.2685238448794117],"twin_dists":[0.14527654510645316,0.1753476835838602,0.17652302634116818,0.18021965009697063,0.1838163892677585,0.1858738377521301,0.18731981799099418,0.18755025984762116,0.1895912394516949,0.18969457518880192,0.1940188480738352,0.19491439300427135,0.19577643606991263,0.19629139685310287,0.20115790272309772,0.20261812239652408,0.20386601047355168,0.2038992559030032,0.20515631138959722,0.20561161586138407,0.20591046497386306,0.20609897661848087,0.20703136696002464,0.20981199615083934,0.21060625311227762],"n_dims_used":45,"mean_confidence":0.914087422688802},"coverage":{"mean_confidence":0.914087422688802,"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}}