{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001123","491:4910001327","491:4910001503","491:4910001387","491:4910001561","491:4910001182","491:4910001194","491:4910001121","491:4910000987","490:4900007292","491:4910001624","491:4910001124","491:4910001321","491:4910001187","491:4910001131","491:4910001860","491:4910001195","491:4910001127","491:4910001128","491:4910001130","490:4900002067","491:4910001804","491:4910001385","491:4910001189","491:4910001000"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491],"twin_sims":[0.4276509893850069,0.35609885391972096,0.29003422591697153,0.25564197006298545,0.24687471180748988,0.21902254972280374,0.20073905374246845,0.19979460249689016,0.19381920483219212,0.18457403511066037,0.18324346752955822,0.16473894812688297,0.1637786047850517,0.14973389880959834,0.14146467591612788,0.14020950626934015,0.13622511678504545,0.13459717139250232,0.12900734838602748,0.1254517972785714,0.11225635626319841,0.1083952049101754,0.09849035073634106,0.09271933118122827,0.08889659046350992],"twin_dists":[0.16928060699025282,0.18663527845514652,0.20434142806709718,0.2145074726856037,0.21723419620550732,0.2263381521382541,0.23274359355390523,0.23308511876109025,0.23527217649944954,0.23875047260507273,0.2392610666481906,0.24665166796907698,0.2470511628822855,0.2530983910879862,0.25685648962837154,0.25744107975037206,0.2593230586151472,0.2601038659541773,0.2628401601571408,0.2646275895694313,0.27161907723873485,0.2737840091795752,0.2796253327055219,0.2832442155164875,0.28574048900295],"n_dims_used":45,"mean_confidence":0.8954500834147135},"coverage":{"mean_confidence":0.8954500834147135,"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}}