{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002163","480:4800002437","480:4800002298","480:4800002491","480:4800002115","480:4800002157","480:4800001949","480:4800002390","480:4800002219","480:4800002110","480:4800002452","480:4800002404","480:4800002348","480:4800001882","480:4800002299","480:4800002218","480:4800002397","480:4800002547","480:4800001658","480:4800001766","466:4660004294","480:4800002204","480:4800002296","480:4800001767","480:4800001948"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,480],"twin_sims":[0.8662298478057889,0.7419121499948639,0.7270606012958156,0.6880714484480295,0.6771544691303624,0.6508544797553961,0.6497290946542396,0.6191061961795525,0.6088009133773042,0.5913030147613498,0.5861367029387421,0.5744289566153539,0.52010630631049,0.5086951430782682,0.4881544461261021,0.4663727243759214,0.45347520516468226,0.4504254925172705,0.43896182901594305,0.4327178835081168,0.4113436137400623,0.4085035047172519,0.40005606933036003,0.3849253952749632,0.371356858559056],"twin_dists":[0.06960230355248803,0.10035263708362656,0.10369572177628866,0.11230390382576223,0.11468084387472662,0.12036628403432582,0.12060855367321317,0.12718133954821056,0.12938836280946728,0.13313581578325928,0.1342430140220046,0.13675467155486698,0.14850306317833906,0.15100179685895634,0.1555377462056336,0.16041156724053554,0.1633338528640263,0.16402922588072638,0.16665916252130553,0.168102876207321,0.17311118181802257,0.1737849524816469,0.1758013766740307,0.1794624577953132,0.18280421588745085],"n_dims_used":43,"mean_confidence":0.9208227645519168},"coverage":{"mean_confidence":0.9208227645519168,"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}}