{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012724","490:4900012443","490:4900012921","490:4900012919","490:4900012593","490:4900012368","490:4900012723","490:4900012588","497:4970001945","490:4900012440","490:4900013285","490:4900012918","490:4900012252","497:4970001946","490:4900000362","490:4900012925","490:4900000999","490:4900012725","490:4900012447","494:4940008242","490:4900012926","490:4900000856","490:4900012920","490:4900012594","490:4900012658"],"twin_admin_codes":[490,490,490,490,490,490,490,490,497,490,490,490,490,497,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.4703166437277625,0.45012444260537093,0.3870875202840525,0.28574063546186945,0.25681017308814486,0.23182290858371873,0.21390540156641857,0.18289417430953722,0.16336649483484325,0.144023519882403,0.13756563846437025,0.12630889059780237,0.12091054349311228,0.11507523581297181,0.11116270884509447,0.11058356388312789,0.10745706128270391,0.10724699504064748,0.10005823155704632,0.09913753363208275,0.09631062401950426,0.09351278035047227,0.08785236056189556,0.08623343138250637,0.08525531152733921],"twin_dists":[0.15952363329497576,0.16409796376903157,0.17893522810817797,0.20556885271587383,0.21414866279622766,0.22206498158950133,0.2280931316612466,0.23939553792710244,0.24722311700091676,0.2556765682230553,0.25868533952856443,0.2641932383920996,0.266967382722908,0.2700745593766115,0.27222636253074806,0.2725498232221406,0.274319017994698,0.2744393116477014,0.2786710035536658,0.27922997640488395,0.2809720785482453,0.2827363211951374,0.28643714942053344,0.2875303439007987,0.28819876578868836],"n_dims_used":45,"mean_confidence":0.9124664306640625},"coverage":{"mean_confidence":0.9124664306640625,"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}}