{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000779","491:4910000902","491:4910000906","491:4910000901","492:4920007017","491:4910000650","491:4910000784","491:4910000780","492:4920006997","491:4910000840","491:4910000714","491:4910000847","491:4910000905","492:4920007042","492:4920007095","491:4910002215","492:4920005007","491:4910000712","492:4920007008","492:4920006680","491:4910001156","492:4920004099","492:4920006851","492:4920006779","491:4910000848"],"twin_admin_codes":[491,491,491,491,492,491,491,491,492,491,491,491,491,492,492,491,492,491,492,492,491,492,492,492,491],"twin_sims":[0.7815464540655637,0.5502821860762052,0.5474753397982864,0.5069952531261503,0.4494277462916544,0.4359850225195861,0.39921805754198614,0.3607884834090403,0.3527948171481461,0.33979068359622455,0.32587901359493743,0.3238282212050114,0.316070272676129,0.31501687130110523,0.28714488306081465,0.27887174518923097,0.2731649242279936,0.2703147391360059,0.26966323157333333,0.2615319919299856,0.26074986225826213,0.26073019649317547,0.25800023848679704,0.2570320949300788,0.2561213732848507],"twin_dists":[0.09118644683712113,0.14195276313865782,0.1425591090337135,0.15137523506675507,0.16425710444348798,0.16734642804030508,0.1760024533293838,0.18544907250983653,0.18747584862932196,0.19082495918980655,0.19448496026507084,0.19503170810175624,0.1971177028086689,0.1974031610982446,0.20516620742561556,0.20755579014574735,0.20922933464824747,0.21007320152860248,0.2102668662535275,0.21270877175530345,0.21294614085520466,0.21295211498925884,0.21378419737783874,0.21408061695701888,0.21436010021167956],"n_dims_used":45,"mean_confidence":0.8983857048882379},"coverage":{"mean_confidence":0.8983857048882379,"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}}