{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002845},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003103","480:4800003282","480:4800002603","480:4800003333","480:4800002800","480:4800002749","480:4800003693","480:4800003061","480:4800003689","480:4800002799","480:4800002937","480:4800002700","480:4800003752","480:4800003101","480:4800002936","480:4800003624","480:4800002847","480:4800003688","480:4800003108","480:4800003332","480:4800003621","480:4800002648","480:4800003623","480:4800003632","480:4800003279"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8809241580732279,0.8492150505622882,0.7601625374560711,0.7581709388507613,0.7475927511810097,0.697483263872286,0.6732911108628863,0.6716011239952588,0.6618320705089471,0.6575118883464987,0.6520107397881119,0.6331800358350037,0.5617957686972265,0.5089445070732483,0.4797796205265518,0.4747324239382975,0.4712264114737648,0.45385632396775766,0.43930549897842114,0.4280830800996523,0.42389725884327667,0.4080972156366891,0.39784175958163553,0.39606936843710516,0.39516610585392437],"twin_dists":[0.06539892783144646,0.07425432858228347,0.09618133162976464,0.09664030428889478,0.09906229614814457,0.11024450915880972,0.11551932083738656,0.11588570017904969,0.11799916276417541,0.11893162609465667,0.12011729604824713,0.12416442231882402,0.1394705539785854,0.15094704308560983,0.15740320696075147,0.1585324356806274,0.15931916708107288,0.16324707453875503,0.1665799367269592,0.1691799518950428,0.1701568097507318,0.1738815064920008,0.17633310687861686,0.17675969349403,0.17697743213096206],"n_dims_used":42,"mean_confidence":0.9108973911830357},"coverage":{"mean_confidence":0.9108973911830357,"n_dims_used":42,"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}}