{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004820","497:4970003447","491:4910004770","497:4970003417","665:6650001119","491:4910004268","491:4910003811","665:6650001284","491:4910004628","665:6650001064","491:4910003819","491:4910004719","491:4910003649","665:6650001065","491:4910003979","491:4910004466","491:4910004767","665:6650001116","665:6650001235","491:4910004875","491:4910003657","491:4910005070","491:4910004080","665:6650001402","491:4910003547"],"twin_admin_codes":[491,497,491,497,665,491,491,665,491,665,491,491,491,665,491,491,491,665,665,491,491,491,491,665,491],"twin_sims":[0.3318089779763562,0.19516345147171058,0.16776186756366282,0.15660590054886458,0.11303880013262471,0.11222655942428175,0.10262094743990996,0.10175286789996285,0.09965334430896046,0.082560824560356,0.08154536826355624,0.08066710578079271,0.07864299492834236,0.076227745406049,0.07171208300171149,0.0648044856728684,0.06428387887071922,0.06092958664231956,0.05953890596267244,0.0568785819011985,0.05527353140409565,0.05262091045897772,0.048385055107387664,0.04792207099938377,0.04779070340292727],"twin_dists":[0.1929146246736798,0.23477613771484038,0.2454050357282883,0.2500900315057504,0.27118739343901765,0.27163556232183467,0.27713603985984075,0.2776525953800456,0.27891631976416537,0.29007227543717884,0.2907910216307429,0.291418462400237,0.2928856413898804,0.294676583958666,0.29815154681181144,0.30382750258280217,0.30427496443132307,0.3072313462337844,0.3084963512027121,0.3109856151369594,0.31253431847004987,0.3151774032332609,0.3196371448642721,0.32014412059678704,0.3202887154099084],"n_dims_used":45,"mean_confidence":0.9021759880913629},"coverage":{"mean_confidence":0.9021759880913629,"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}}