{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001696","491:4910001772","492:4920005178","491:4910001575","491:4910002321","491:4910000722","492:4920006743","492:4920006225","491:4910001521","492:4920006759","491:4910001215","492:4920004827","492:4920006001","491:4910001289","492:4920005072","492:4920006648","491:4910001410","491:4910000783","492:4920006652","492:4920005170","492:4920006950","492:4920006951","492:4920006642","492:4920006720","491:4910000593"],"twin_admin_codes":[491,491,492,491,491,491,492,492,491,492,491,492,492,491,492,492,491,491,492,492,492,492,492,492,491],"twin_sims":[0.48983827736826674,0.46829151913023004,0.421103355167152,0.4177474767482842,0.402488104027119,0.38758343037462173,0.37500725728850376,0.3748559697936632,0.36694196816315083,0.36180599193854396,0.3545511087792151,0.3535623193497529,0.3461657173688201,0.3423208688190507,0.33496167364862367,0.33166944071179055,0.3304763798171471,0.3269952770095699,0.3258184540523859,0.3239447123702039,0.32332172017498795,0.32152535328107396,0.3175108622564129,0.3137071944059734,0.31038617578182637],"twin_dists":[0.15516387024689832,0.15997925142335723,0.1708110694992849,0.1715993567432866,0.17521890122101125,0.1788144984121962,0.18189939913671427,0.18193681215479254,0.1839044356763046,0.1851927439622755,0.1870285305504294,0.1872802280848168,0.1891748114459032,0.19016807387742657,0.19208600535434037,0.19295139813884116,0.1932661621754913,0.1941881624351083,0.19450107823063217,0.1950005997287869,0.1951670391102692,0.19564796249002353,0.19672819143700795,0.19775882290979988,0.19866450196692023],"n_dims_used":44,"mean_confidence":0.8964026191017844},"coverage":{"mean_confidence":0.8964026191017844,"n_dims_used":44,"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}}