{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000125","491:4910000447","491:4910002214","492:4920004049","491:4910001975","491:4910000203","492:4920004881","492:4920004097","491:4910002222","491:4910001710","491:4910000395","491:4910000500","491:4910002783","492:4920004093","491:4910000852","491:4910002276","491:4910003251","491:4910003170","492:4920004350","492:4920004142","491:4910002632","491:4910000499","491:4910002586","491:4910002126","491:4910002036"],"twin_admin_codes":[491,491,491,492,491,491,492,492,491,491,491,491,491,492,491,491,491,491,492,492,491,491,491,491,491],"twin_sims":[0.6012533112179171,0.5162438753673119,0.44490440200509246,0.42760912647663935,0.41266548757429444,0.41054127486003117,0.4071608574582415,0.33466877157984,0.3245548194708644,0.3146577618244894,0.3088948747828986,0.30668184570743406,0.30222483219578206,0.298435141246676,0.2880609894777923,0.2866234258153817,0.2860890145146047,0.28366388796051034,0.28341565466555935,0.2832345953017329,0.2703917943545844,0.2695723030852022,0.2690174235418658,0.2675313963468731,0.2613542052240258],"twin_dists":[0.13100453766032735,0.14934730284975334,0.16529260718499808,0.1692903611338756,0.17279828322671772,0.17330131639879262,0.17410419272973057,0.1921628091039785,0.1948377752726382,0.19750059882206009,0.19907299955755317,0.19968128737932536,0.20091411595411138,0.20197070873455156,0.20490416460079958,0.20531558866224306,0.20546885008138677,0.20616651275819703,0.20623812713550815,0.20629038595949942,0.2100503154632635,0.21029391831589028,0.21045912256856278,0.2109025996970888,0.21276268920867614],"n_dims_used":45,"mean_confidence":0.898974609375},"coverage":{"mean_confidence":0.898974609375,"n_dims_used":45,"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}}