{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001122},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001191","491:4910001458","491:4910001060","491:4910001061","491:4910001560","491:4910002255","491:4910001193","491:4910001967","491:4910001383","491:4910001443","491:4910001681","491:4910001688","491:4910001326","491:4910001569","491:4910001456","491:4910001509","491:4910001966","491:4910001962","491:4910002206","491:4910001129","491:4910002259","491:4910001515","491:4910001260","491:4910002064","491:4910001507"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7847724090158755,0.7651167557719692,0.6964608695666272,0.6726320912078751,0.6719946428141105,0.5656270226221759,0.5619760503167874,0.5109398186635045,0.4499566143364285,0.43707516530938956,0.42265600416726906,0.3993847784077912,0.38216364821304705,0.3566889600297054,0.33488056566637364,0.30393091959601387,0.29719194118986364,0.27370499361100764,0.2623415834808036,0.2575426573509118,0.24912310564162968,0.23814221370118105,0.2332545842046975,0.19237284765016305,0.1923328502857343],"twin_dists":[0.09042128715469074,0.09503526625947717,0.11046871785564036,0.11566222097598598,0.11580040890946977,0.13864615698871433,0.13943174529543595,0.1505091744882801,0.16413629098551089,0.16709452833768806,0.1704472553345097,0.17596243421635038,0.18013796112184705,0.18648557628217508,0.19210726955170696,0.2004409678468145,0.20231903175578791,0.2090700455231931,0.2124635367103874,0.21392420875168497,0.21652909658415226,0.22001269042465926,0.22159684099358326,0.23580857379606196,0.23582344708990413],"n_dims_used":44,"mean_confidence":0.8937239213423296},"coverage":{"mean_confidence":0.8937239213423296,"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}}