{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003284","480:4800003503","480:4800003329","480:4800003442","480:4800003629","480:4800002811","480:4800003493","480:4800003763","480:4800002812","480:4800002906","480:4800003441","480:4800003434","480:4800003764","480:4800003501","480:4800003563","480:4800003686","480:4800003564","480:4800003562","480:4800003502","480:4800003982","480:4800003983","480:4800002609","480:4800003839","480:4800003237","480:4800003515"],"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":[0.5987326189235727,0.5126471315749338,0.3847686194132833,0.3606416577206305,0.3523933424414838,0.3433676560358302,0.33818674667846804,0.3216637841570507,0.30202682043191154,0.29557635891148026,0.28869990573748483,0.27581431631017045,0.2414562795205603,0.2364565255240278,0.21578417683073273,0.2104673274041864,0.20663566483558807,0.19735318233246182,0.19621536838450118,0.1936740811074303,0.1936329792703446,0.18721123126240716,0.161690362530551,0.1523312878405023,0.14852914178278923],"twin_dists":[0.13154434877392476,0.15013485374994479,0.17950074193118423,0.18548609089308754,0.18757826443261458,0.18989706625113562,0.191242732053298,0.1956108484847255,0.20096913093195057,0.2027729725340934,0.20472170420229882,0.20844975834363771,0.2189505798495721,0.22055662407240553,0.22744553407859996,0.22928823782983002,0.23063588951474373,0.23397315862962081,0.23438962255003776,0.23532587124853613,0.23534108372070578,0.23774607546542567,0.24792574380370896,0.25194965034868644,0.25363620188845576],"n_dims_used":43,"mean_confidence":0.9140193850495094},"coverage":{"mean_confidence":0.9140193850495094,"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}}