{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001869","480:4800002032","480:4800002097","480:4800001291","480:4800002365","480:4800002030","480:4800001870","480:4800002510","480:4800001979","480:4800001639","480:4800001748","480:4800002314","480:4800002283","480:4800001635","480:4800001696","480:4800001695","480:4800001813","480:4800001638","480:4800002363","480:4800001697","480:4800002140","480:4800002415","480:4800001750","480:4800001243","480:4800001751"],"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":[0.9295334779815836,0.8783948347283891,0.8615305183418587,0.85770741079419,0.8483661177653209,0.7840204394420718,0.7744922172860309,0.7657407644672026,0.7616622447600876,0.7572731759031129,0.722734075612145,0.7177861879441018,0.7176149578895696,0.7000130730546039,0.6870343042223768,0.6660574091545884,0.6588910382031091,0.6310733053539184,0.6229995914331133,0.616402146674477,0.6162781722576673,0.6138880023812108,0.6069747554829584,0.5986623403193767,0.590974923625891],"twin_dists":[0.049649593146985915,0.06613636571731239,0.070908329932968,0.07195849492830407,0.07448117703890142,0.09059994120922245,0.0928484813947699,0.09489046252064179,0.09583506442230744,0.09684687906166593,0.10466206636637417,0.10576338145885456,0.10580142412699843,0.1096891761445225,0.11253023718087082,0.11708592542720922,0.1186340851726478,0.12461634709097133,0.12634717408408289,0.12776054965744635,0.12778710289012526,0.12829900532743496,0.129779394465353,0.1315593998083878,0.13320611379855662],"n_dims_used":42,"mean_confidence":0.9109785897391183},"coverage":{"mean_confidence":0.9109785897391183,"n_dims_used":42,"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}}