{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001982","480:4800001414","480:4800001820","480:4800001821","480:4800001584","480:4800001364","480:4800002288","480:4800001925","480:4800002519","480:4800001583","480:4800001363","480:4800001938","480:4800001313","480:4800002152","480:4800002195","480:4800001481","480:4800001929","480:4800001646","480:4800001473","480:4800002518","480:4800002150","480:4800001867","480:4800001592","480:4800001582","480:4800001237"],"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":[0.3168860706530588,0.3154777872724173,0.31181366719758,0.29766197885150003,0.2829860189327191,0.2766200044215223,0.2483696378994113,0.24826154353940236,0.23849968425429163,0.23567619087259506,0.23178750658344818,0.22823928347392358,0.2171345205314652,0.21653979715862653,0.2159267916013478,0.2025678295929205,0.20235498550391076,0.20120966375568428,0.19996127030947636,0.1944220204536451,0.1912826303030216,0.19112163433965745,0.18916852733349493,0.18891478388162905,0.18675731654695502],"twin_dists":[0.19689700177790853,0.19727819232755525,0.19827453462127395,0.20218723496091,0.20636216494910664,0.20821359690370222,0.21676492885251514,0.21679879952341174,0.219897665585092,0.22080927802520114,0.22207658166683927,0.22324519318086622,0.2269824263522594,0.22718615034350523,0.22739653154884285,0.23208541719510137,0.23216180917253726,0.23257382819140796,0.23302476889984863,0.23504943766430306,0.23621475243141238,0.2362748708702625,0.23700702506983046,0.2371025323273226,0.23791824111623508],"n_dims_used":43,"mean_confidence":0.9131367705589117},"coverage":{"mean_confidence":0.9131367705589117,"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}}