{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000722","480:4800001000","480:4800001084","480:4800000974","480:4800001038","480:4800000892","480:4800000841","480:4800000802","480:4800000933","480:4800000733","480:4800000372","480:4800001140","480:4800001012","480:4800000468","480:4800000384","480:4800000846","480:4800001201","480:4800000551","466:4660011140","480:4800000538","480:4800001211","466:4660012411","480:4800001191","480:4800000960","480:4800000406"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,466,480,480,480],"twin_sims":[0.40752125476000745,0.3360984708062935,0.268851381420503,0.2653726294802834,0.2392810969138951,0.21637954886366517,0.21038550943108825,0.20744442622038556,0.20575040483178975,0.1718334113038344,0.15475469737502454,0.1483876608300151,0.13337135420075194,0.1329696198271937,0.10819955323936312,0.10718919232011528,0.10516781118262623,0.1005709692991666,0.10016905118941936,0.09777381558043675,0.09530753544968217,0.09326920670214647,0.0932663434549374,0.09286217117151996,0.09187509078126342],"twin_dists":[0.17401845563100451,0.19178826299161417,0.2105085992789559,0.2115495773042528,0.21964661733302931,0.22724110819581622,0.22931683922958987,0.23035002737842097,0.23094966787975899,0.2437512535283061,0.2508907542506622,0.25369957068090837,0.26069649285238994,0.26089160367077663,0.2738952891740282,0.27447244423603123,0.2756399284264468,0.2783614546499795,0.2786039947876832,0.28006543938120737,0.28159990003002217,0.282891871974486,0.28289370240415734,0.2831525297022611,0.28378840510061826],"n_dims_used":43,"mean_confidence":0.9162217960801236},"coverage":{"mean_confidence":0.9162217960801236,"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}}