{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001391","480:4800001330","480:4800001613","480:4800001951","480:4800001339","480:4800001831","480:4800001726","480:4800001662","480:4800001896","480:4800002214","480:4800001608","480:4800002112","480:4800001275","480:4800001558","480:4800002448","480:4800001607","480:4800002009","480:4800001332","480:4800002128","480:4800001377","480:4800001437","480:4800001576","480:4800001893","480:4800001279","480:4800002207"],"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":[0.4746820470112882,0.363401458938205,0.23108498993190413,0.23087904584788005,0.21971331196318655,0.21558886917573228,0.2079367033471947,0.2067275070155854,0.200371722128543,0.19840406233849198,0.18838703456933464,0.18045513888119658,0.17777320575112918,0.1767105336138285,0.1748802265028489,0.17171106380295675,0.17037573709715076,0.1625195018560656,0.16143633886175376,0.15667304949125085,0.1539560254937002,0.1536560771847909,0.1508883312692638,0.14782719709532216,0.14769405012824566],"twin_dists":[0.1585437263558829,0.18479155344423812,0.22230701496928174,0.22237465435256384,0.22610336676064513,0.227512677345125,0.23017640079355028,0.2306033888825055,0.23287629335180454,0.23358998758099217,0.2373014614686559,0.24033961278310437,0.2413881940169247,0.24180678469020916,0.24253196983638542,0.2438005367488875,0.24434006746187986,0.24757751603200598,0.2480326896275808,0.25006111709261913,0.2512383783793609,0.2513692729777483,0.2525860281786568,0.25395103939859137,0.2540108831929458],"n_dims_used":43,"mean_confidence":0.9214035743890807},"coverage":{"mean_confidence":0.9214035743890807,"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}}