{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002658","489:4890003092","489:4890003000","489:4890002928","489:4890003165","489:4890003583","489:4890001765","489:4890003252","489:4890002012","489:4890003088","489:4890003392","489:4890003015","489:4890002424","489:4890001934","489:4890002027","489:4890001763","489:4890003085","489:4890001847","489:4890001675","470:4700006557","489:4890002107","496:4960009143","489:4890001999","489:4890002920","489:4890002264"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,496,489,489,489],"twin_sims":[0.6243833630759128,0.6093388834179224,0.6023295183091733,0.5726862640792092,0.5279492681715497,0.5145691598309723,0.49367380655111776,0.4751662483258484,0.4749203754701514,0.4618827080213541,0.45641984695167304,0.44945819519060104,0.4296678219702027,0.4175875699319072,0.4029555946773874,0.40161696753474263,0.39775370523570847,0.38240714620236405,0.381991756419048,0.36185034338462607,0.3591052167403608,0.3553668125438174,0.35312362600412667,0.35219796859888247,0.350011772216988],"twin_dists":[0.12605063160889754,0.12927316696075056,0.1307740787536188,0.13712891632327798,0.14679323060941102,0.14971383260368107,0.15431365996218752,0.15843522153905215,0.15849031471909386,0.16142560770772016,0.1626640676787249,0.16425014731975376,0.16881114395053134,0.17163698557180065,0.17510711891148534,0.17542735609375357,0.17635427957911592,0.1800783095286452,0.18018008177879155,0.185181579386411,0.18587392794127386,0.18682116568724733,0.18739201495882,0.1876281260777039,0.18818705564995653],"n_dims_used":45,"mean_confidence":0.9147171020507813},"coverage":{"mean_confidence":0.9147171020507813,"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}}