{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001685","480:4800002353","480:4800001281","480:4800001690","480:4800001519","480:4800001576","480:4800002355","480:4800002261","480:4800001969","480:4800001687","480:4800001893","480:4800001955","480:4800001800","480:4800001782","480:4800001799","480:4800002209","480:4800002128","480:4800001954","480:4800001613","480:4800001568","470:4700005937","480:4800002305","480:4800002433","480:4800001786","480:4800001451"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480],"twin_sims":[0.6556585835457395,0.46745124148254313,0.45889468855641785,0.4160428352062214,0.39521236455186004,0.3752501736065945,0.3684216898970514,0.351183164386834,0.3384545082775046,0.32544947494891596,0.3196537085442998,0.29064365613680837,0.2821434994406192,0.2767379708433278,0.27623004391439265,0.2711452902674357,0.26710881986462726,0.25975972572212636,0.2546792166208255,0.2497910158415179,0.2492255753303974,0.24869873488800628,0.24398008866176726,0.2396614220461491,0.2396579286218934],"twin_dists":[0.11933127376976929,0.16016849610565362,0.16210235442620277,0.1720008064551909,0.17696627553280572,0.1818393420137334,0.1835349475761576,0.18788734797992537,0.19117291494257355,0.19459931818131074,0.1961506407687641,0.20416808983410578,0.20660573488127348,0.2081790541570766,0.2083278486404068,0.20982673259309756,0.21102898874233597,0.21324728041990892,0.21480396075697222,0.21632042501569893,0.21649705930214772,0.21666186656739364,0.2181480589677114,0.2195246213543477,0.2195257413587052],"n_dims_used":43,"mean_confidence":0.9218800566917242},"coverage":{"mean_confidence":0.9218800566917242,"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}}