{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003629","480:4800003628","480:4800003763","480:4800002811","480:4800003764","480:4800003442","480:4800003441","480:4800003329","480:4800003493","480:4800003160","480:4800003434","480:4800003284","480:4800003686","480:4800002812","480:4800003083","480:4800002666","480:4800003839","480:4800003563","480:4800002609","480:4800003125","480:4800002956","480:4800003564","480:4800003983","480:4800003206","480:4800003501"],"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":[0.5430882317840403,0.5126471315749338,0.5081945648476369,0.5039454514591424,0.4807560020502345,0.397892263996131,0.33202523193370664,0.3280872119258431,0.30729238856305946,0.30008089630557194,0.2834887744872983,0.2819392161512814,0.27406944632120206,0.2381672241877788,0.236349935830537,0.22710931254593514,0.2209570301035646,0.2184370070726763,0.20981237601622355,0.20087793604526585,0.19500931017757267,0.18783974581418122,0.18758985626041388,0.18680991359707952,0.1848625066903302],"twin_dists":[0.14350789793266275,0.15013485374994479,0.15111173177582693,0.15204605947818153,0.15718519958041366,0.17632096404077321,0.19285765009515654,0.19389837451898287,0.19951321773554107,0.20151090294220647,0.20621702840993714,0.20666485880501959,0.20896266218387813,0.22000463903477835,0.220591103135428,0.22361986880761814,0.22568187902798628,0.22653756333282735,0.22951740369848314,0.23269346541586888,0.23483289652939002,0.23750816851923906,0.23760269040545653,0.23789827650822082,0.23864011631271204],"n_dims_used":43,"mean_confidence":0.9140280790107195},"coverage":{"mean_confidence":0.9140280790107195,"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}}