{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001451","489:4890001455","489:4890001313","489:4890001380","489:4890001315","489:4890001613","489:4890001456","489:4890001468","489:4890001376","489:4890001312","489:4890001328","489:4890001543","477:4770000306","489:4890001377","489:4890001618","489:4890001453","477:4770000244","485:4850005529","485:4850005532","477:4770000096","477:4770000033","485:4850005764","489:4890000384","485:4850005537","489:4890001623"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,477,485,485,477,477,485,489,485,489],"twin_sims":[0.8873433478767188,0.8732415779781582,0.8203142367694811,0.7141263076638883,0.6876179609347755,0.6814497305265919,0.668966156619623,0.6161569784494371,0.5852253526893646,0.5819944218691299,0.5815962512707749,0.5635945310913988,0.5315925815191638,0.5174742650822368,0.5113077410142662,0.5012664783899179,0.49563092289414,0.490561564615167,0.4898712477122376,0.4835956353489911,0.4832648641802903,0.47694459228789166,0.4766461610389758,0.47406579522129855,0.4731360727742116],"twin_dists":[0.06349873889000282,0.06762035626898505,0.08174209779513698,0.10657551877490372,0.11240288131943259,0.11374703786603506,0.1164564776386482,0.12781306039318915,0.1344383869261594,0.13513119498413584,0.13521659419045154,0.1390834128267409,0.1460008652331568,0.14907820358969986,0.1504284823440462,0.15263622281414355,0.15388057780247008,0.15500339081347028,0.15515655340835394,0.15655195742267916,0.15662565968436212,0.158037021940785,0.15810381162174378,0.15868187508937556,0.15889040867061782],"n_dims_used":45,"mean_confidence":0.9195374382866753},"coverage":{"mean_confidence":0.9195374382866753,"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}}