{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690001229","468:4680000883","484:4840005351","470:4700000817","489:4890002209","477:4770001184","468:4680000376","484:4840005608","485:4850002646","499:4990001326","467:4670001365","485:4850000425","472:4720004365","489:4890004710","499:4990002056","468:4680000172","496:4960003974","468:4680000818","489:4890002868","489:4890000742","467:4670000431","488:4880000117","496:4960002652","484:4840002084","472:4720005298"],"twin_admin_codes":[469,468,484,470,489,477,468,484,485,499,467,485,472,489,499,468,496,468,489,489,467,488,496,484,472],"twin_sims":[0.33876359216495516,0.3372214370679558,0.3104609055393537,0.30420108535021995,0.2966580040444917,0.2872699391508258,0.28297076943521676,0.2811987910402025,0.2763397877260596,0.27332563176628033,0.27126313864215956,0.2685716790598163,0.2629682291113833,0.2586624120372588,0.25788530427362943,0.25022465569491575,0.249131221333181,0.24230163636386126,0.240632126777695,0.23986974330896796,0.23598544574265376,0.23582312426140448,0.23486167794205232,0.2338600641765996,0.2335383783599392],"twin_dists":[0.19109236028170612,0.19149467800068287,0.19864406159992248,0.20036618453627922,0.2024688944944869,0.2051304069360851,0.2063665696379817,0.20687937113877727,0.2082956856248748,0.20918191504338687,0.2097917984416236,0.21059198692433986,0.21227404347820733,0.21358186161300965,0.21381935037512625,0.21618513627040756,0.21652655889500275,0.21868117135182863,0.2192138199445574,0.21945785198233722,0.2207090832741515,0.22076166271245118,0.22107358240675806,0.2213994241710866,0.22150426805562698],"n_dims_used":45,"mean_confidence":0.9193207634819879},"coverage":{"mean_confidence":0.9193207634819879,"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}}