{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730006532","473:4730006867","473:4730006643","473:4730006868","473:4730006981","473:4730006531","473:4730006645","473:4730006982","473:4730006980","473:4730006756","473:4730007212","473:4730006871","473:4730006644","473:4730006757","473:4730006540","473:4730007211","473:4730006866","473:4730006874","473:4730006989","473:4730007209","473:4730006530","473:4730007094","473:4730005967","473:4730006988","473:4730006979"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9512118502886528,0.9447215360543937,0.933235780972441,0.9184262915688698,0.8614437094740736,0.8123502416586392,0.792575119928466,0.7604548441644399,0.750286082232624,0.7187361048078177,0.6246315286615425,0.6107856203091026,0.5925461032880514,0.5756203299266915,0.5726023493296362,0.532573240382779,0.4820773762004458,0.4395826868660522,0.43889998050224915,0.4160092980807161,0.3987004146179162,0.39860578762749577,0.38082936492985386,0.3767546201523238,0.36742184734294686],"twin_dists":[0.04107750612609275,0.04379873998711775,0.0482802698273529,0.053578106314627214,0.07093229575644647,0.08373101965026936,0.08855649587857031,0.09611388534390164,0.09844806572810644,0.10555225175084719,0.12599744549737102,0.12896337110552988,0.13286948384043248,0.13649888752476996,0.1371469400031318,0.14578778259425268,0.15689038534633362,0.1665160546667285,0.16667342296456197,0.1720087116490148,0.17612675514050583,0.1761494859141526,0.18046515572671906,0.1814678149441474,0.18378452777842252],"n_dims_used":44,"mean_confidence":0.9160399003462358},"coverage":{"mean_confidence":0.9160399003462358,"n_dims_used":44,"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}}