{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001641","491:4910001580","492:4920004285","492:4920004084","492:4920004388","491:4910001581","491:4910001653","492:4920004704","492:4920005215","492:4920005783","491:4910002321","491:4910001472","492:4920004133","491:4910001696","492:4920005166","492:4920004826","491:4910002076","492:4920004241","491:4910002026","491:4910002121","492:4920004087","491:4910002318","491:4910002027","492:4920004984","492:4920004234"],"twin_admin_codes":[491,491,492,492,492,491,491,492,492,492,491,491,492,491,492,492,491,492,491,491,492,491,491,492,492],"twin_sims":[0.8029875007869917,0.6041559108272545,0.4539447923037371,0.42009939103050875,0.4000870391106706,0.39937362035538937,0.3965639760641914,0.39046018137732535,0.3856994998712518,0.38443645214439104,0.3773755802457129,0.3701484630206821,0.36635007001772535,0.3621712341223819,0.35956936759431046,0.3437400198750991,0.34303887762130225,0.3252804977068265,0.3245775787995726,0.322212304083004,0.3206087343679335,0.31706896369173393,0.31595263565856674,0.3155635696949144,0.31221989919884363],"twin_dists":[0.08603459530148486,0.13038298734783138,0.16322693468936142,0.1710466178441887,0.17579394930424996,0.1759651123199964,0.17664056124173566,0.17811558263545843,0.1792735327691588,0.1795818806262755,0.18131467840851268,0.1831047058089574,0.1840524422013826,0.18510082236127393,0.18575667516322733,0.18980076935173046,0.18998213775017733,0.19464432865332779,0.19483170459104326,0.1954638752836423,0.19589393853966944,0.19684756708509316,0.19714955418200372,0.19725494544703578,0.19816374518731697],"n_dims_used":44,"mean_confidence":0.8966752832586115},"coverage":{"mean_confidence":0.8966752832586115,"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}}