{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003084","496:4960003495","496:4960004049","496:4960002004","496:4960001620","496:4960001871","496:4960003897","496:4960003086","496:4960001622","496:4960003225","496:4960001509","496:4960003493","496:4960001998","496:4960001881","496:4960004048","496:4960004179","496:4960002516","496:4960003359","496:4960001754","496:4960003083","496:4960001873","496:4960004328","496:4960001744","496:4960001736","496:4960004033"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8846874631116665,0.8747622921075171,0.8689023665724455,0.86314571030524,0.8588141303008529,0.8370792127602341,0.8364089845805879,0.8252196925383306,0.8074607073049641,0.7944705519565864,0.7863347138497573,0.7770499462512428,0.7767960583148464,0.7759942944080735,0.7694629953015923,0.7651839712677156,0.7399081461056112,0.7339231648890966,0.7304729142453835,0.7296541572061436,0.7264365463249336,0.7195092586952508,0.7064388441496455,0.7034362340341173,0.6947080076668983],"twin_dists":[0.06429006077497462,0.06718493861483632,0.0688517346087276,0.07046137056916565,0.07165559511908569,0.07745498704105325,0.07762922394761923,0.0805024124076135,0.08493848756173239,0.08810035794757227,0.09004952872590903,0.0922475819060798,0.09230731516426326,0.09249582414931332,0.0940245393419861,0.09501967356593735,0.10080623575733516,0.10215616032890242,0.10293126711275738,0.10311488188610998,0.10383530503670853,0.10538030377318335,0.1082749264523409,0.10893644813838459,0.1108528247239554],"n_dims_used":45,"mean_confidence":0.929134284125434},"coverage":{"mean_confidence":0.929134284125434,"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}}