{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001067","493:4930001172","493:4930003918","493:4930000648","493:4930000844","493:4930003590","493:4930001719","493:4930000649","493:4930003768","493:4930001884","493:4930000559","493:4930000850","496:4960000069","493:4930001885","493:4930001174","493:4930003234","493:4930005093","470:4700003268","470:4700002889","493:4930003236","470:4700002749","493:4930004698","493:4930003247","493:4930001063","470:4700002922"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,496,493,493,493,493,470,470,493,470,493,493,493,470],"twin_sims":[0.503263587276138,0.47145870973995607,0.45899019590664447,0.44385932860110744,0.441170414605382,0.4283874590547672,0.3859650266956694,0.3740459614634239,0.35920083903769817,0.3383629515896669,0.3347137513658002,0.3162290526050135,0.3152007739462064,0.30516914776712056,0.2980384191137148,0.2961279365543019,0.2954762358968923,0.29224182922999503,0.2903075546414918,0.2848324116132892,0.27916695280296233,0.27901846263172775,0.2754011911658532,0.26926934029781646,0.26911467303231495],"twin_dists":[0.1521961891349194,0.15926698034685274,0.16208069903893804,0.1655324186824299,0.16615044224683376,0.1691090721759272,0.17920877082998654,0.18213725134827535,0.1858497657071654,0.19119678441038618,0.1921510122909553,0.19707472222557948,0.1973532869053671,0.20009853535985453,0.20208177066146352,0.20261782822398247,0.2028011528097113,0.2037145513724203,0.20426365926971635,0.20582990453511604,0.20746979061221407,0.20751304167529794,0.20857101630867192,0.21038409329547605,0.21043015325086484],"n_dims_used":45,"mean_confidence":0.9256273905436198},"coverage":{"mean_confidence":0.9256273905436198,"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}}