{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003948","490:4900002824","490:4900004351","490:4900004082","490:4900001363","490:4900003668","490:4900003385","490:4900001361","490:4900003806","490:4900003946","490:4900003940","490:4900003667","490:4900003248","490:4900003943","490:4900004072","490:4900003380","490:4900003402","490:4900002683","490:4900003138","490:4900003932","490:4900001921","490:4900003808","490:4900003931","490:4900001778","490:4900002078"],"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":[0.439820464252266,0.14453402963370912,0.14076564701956648,0.1372939237135979,0.12033561533013237,0.11911199979730824,0.08228002257234462,0.08165661930539306,0.0799622686718276,0.07790150811760027,0.07732507678586249,0.07140443913764766,0.06255590087178042,0.05984185240662976,0.05589866228811657,0.05118516957283794,0.04744687348915753,0.0430297020666247,0.040020485159908824,0.03731090769190616,0.03672379994306465,0.03492671998197132,0.034458935891781915,0.03439039531622479,0.03186889525472889],"twin_dists":[0.16646126791293328,0.25544303041299704,0.2571815804765539,0.25881422388368136,0.2672683565590619,0.267912592995337,0.290270318209752,0.29071192928228173,0.2919259777723074,0.2934307016757201,0.2938573204979226,0.298394667962039,0.3057817348384766,0.30821872811896067,0.3119267689810584,0.3166544258842908,0.3206687434883302,0.32576832962944335,0.3295007542896754,0.3330701842306567,0.3338724361465485,0.33639764322060295,0.3370730591592562,0.33717267711821003,0.34096071690461194],"n_dims_used":45,"mean_confidence":0.9218239678276909},"coverage":{"mean_confidence":0.9218239678276909,"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}}