{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002521","480:4800002425","480:4800002426","480:4800001540","480:4800001765","480:4800002378","480:4800001706","480:4800002474","480:4800002288","480:4800001929","480:4800002518","480:4800001990","480:4800001764","480:4800002041","480:4800001481","480:4800001928","480:4800001989","480:4800002377","480:4800002096","480:4800002146","480:4800002286","480:4800001424","480:4800001584","480:4800001592","480:4800002243"],"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":[0.8270404429843874,0.7214267634414184,0.7176612584925623,0.706598278042202,0.6588513303239241,0.6001784305371718,0.5912303111393434,0.5836629496602193,0.5587747693812194,0.5274278210110196,0.4870229720532023,0.4813012994649245,0.44269467315875344,0.43308399608895637,0.4127829841786527,0.3986550683398279,0.34306592599197067,0.3350552699617315,0.3349467672430323,0.3295203058106187,0.31721591459749227,0.25025223396412366,0.24018046946229937,0.22858537236136756,0.22345077187390572],"twin_dists":[0.08003929406240096,0.10495343858360523,0.10579113784454788,0.10823976657187932,0.1186426535523015,0.13123471960173977,0.1331513933649261,0.13477337856378782,0.14012112680283623,0.14690673338204588,0.15578919649661194,0.15706350626283502,0.16579992643026542,0.16801799562375191,0.17277049194729846,0.1761376476660544,0.18997513733869031,0.1920614705466262,0.1920899131786413,0.19351885220389706,0.1968078589620544,0.21617653735902242,0.21935833063399385,0.2231306827179469,0.22484152033948254],"n_dims_used":43,"mean_confidence":0.9137796801190043},"coverage":{"mean_confidence":0.9137796801190043,"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}}