{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003589","490:4900002465","490:4900004151","490:4900004148","490:4900002611","490:4900001846","490:4900004434","490:4900001695","490:4900002453","490:4900003060","490:4900003061","490:4900004426","490:4900003201","490:4900001866","490:4900004012","490:4900003340","490:4900003866","490:4900003333","490:4900002601","490:4900003457","490:4900004442","490:4900002452","490:4900004585","490:4900002603","490:4900000884"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7848505382393379,0.7725782632975935,0.7273470265094656,0.7264917595152814,0.6572739941175522,0.6461197521796082,0.617577175635009,0.595239390622611,0.5806254667578572,0.5796826436787902,0.560415870000309,0.5466605925635415,0.5455253023366194,0.5432485621864749,0.5338445530441106,0.5319215382588388,0.5288839278417262,0.5214974808517259,0.5158911151745006,0.5060861422869048,0.4964715512984757,0.49303747228114375,0.49234954316721613,0.4797846537952251,0.476591870640297],"twin_dists":[0.090402714679964,0.09329689321228678,0.1036316338553698,0.10382295815964016,0.1189829376920375,0.12138511997314747,0.12750886907303954,0.13229252903824923,0.13542482614388096,0.1356270871573142,0.13976765592239232,0.1427352118297949,0.14298067355854518,0.14347319982520695,0.14551166554924383,0.145929378716482,0.1465898451987453,0.14819934839153348,0.14942448398921584,0.15157508724091537,0.15369471012335412,0.15445457921865466,0.1546069843575814,0.15740208276560638,0.1581159634137765],"n_dims_used":45,"mean_confidence":0.9166675143771701},"coverage":{"mean_confidence":0.9166675143771701,"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}}