{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010702","490:4900010442","490:4900011035","490:4900011607","490:4900010709","490:4900011538","490:4900012188","490:4900011112","490:4900011799","490:4900009264","490:4900009978","490:4900009478","490:4900011730","490:4900011864","490:4900011122","490:4900008947","490:4900011984","490:4900011987","490:4900011723","490:4900010788","490:4900009579","490:4900011795","490:4900008953","490:4900011195","490:4900011034"],"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":[0.5451266479123991,0.5284902268848003,0.4995331020272479,0.44945799665809144,0.4225120412393911,0.39007584382214233,0.3698519107064644,0.3352616071223279,0.3304776571137046,0.3266762590658447,0.30759271482456985,0.30379200163888026,0.299667988167059,0.2973716442714854,0.2947739800651013,0.2904127570493378,0.29005193801780343,0.27680875650206627,0.2715989351844239,0.26073825841367193,0.25846302801093574,0.2563793325823414,0.24939629575265987,0.24891326243068537,0.24078595226551763],"twin_dists":[0.14306688796863892,0.14667550651189104,0.15301853901961088,0.1642501926809281,0.1704809648366594,0.17820881829037108,0.18317852343102636,0.19200739562610247,0.19326582485499824,0.19427292727210377,0.19943061483435592,0.20047943608560792,0.2016261259096025,0.20226862923228045,0.20299896585031937,0.2042337382040135,0.204336387212277,0.20815833112658208,0.20969230855269144,0.2129496658769742,0.21364275160237234,0.21428087365978452,0.21644370205976635,0.21659473067878798,0.2191646426769784],"n_dims_used":45,"mean_confidence":0.9154691060384115},"coverage":{"mean_confidence":0.9154691060384115,"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}}