{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000915","480:4800000925","480:4800000755","480:4800000830","480:4800000748","480:4800001131","480:4800001144","480:4800000953","480:4800001037","480:4800000969","480:4800000924","480:4800000836","480:4800000869","480:4800000926","480:4800000301","480:4800001145","480:4800000300","480:4800000828","480:4800000882","480:4800000829","480:4800000912","480:4800000711","480:4800000971","480:4800001204","480:4800000719"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7576516935233405,0.6008740127145342,0.5868410252034162,0.5581910381964268,0.5203106704876985,0.5192079710965243,0.46546024813411563,0.43577405267780756,0.4332651470685276,0.4051530423011706,0.40269296463361,0.3851105996864053,0.38103153268006484,0.37755777750994285,0.3574359608487317,0.3502685502227525,0.34342370294833013,0.3319278269080311,0.32838610291018505,0.3222556452947615,0.3206312523853015,0.31319528732223795,0.31243925677855694,0.28768320458605184,0.2811852524975662],"twin_dists":[0.09675980629404873,0.13108576222842316,0.13409203660813102,0.14024688962387524,0.1484584354393949,0.14869928490186843,0.16061736807707963,0.16739520580120318,0.16797600774831756,0.1745824626689981,0.17516990953757777,0.17941724107062418,0.18041554446968963,0.18126976957697,0.18629625475728323,0.18812131261855405,0.18988256842513762,0.19288331005182602,0.19381914481625034,0.1954522681815582,0.19588789108046972,0.1978980680979315,0.19810395518607316,0.20501216554306842,0.20688329664172042],"n_dims_used":43,"mean_confidence":0.9138612968977108},"coverage":{"mean_confidence":0.9138612968977108,"n_dims_used":43,"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}}