{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003600","489:4890001683","489:4890002090","489:4890002666","489:4890002665","489:4890002021","489:4890002015","489:4890002834","489:4890001680","489:4890002331","489:4890002997","489:4890003512","489:4890002742","489:4890001748","489:4890002180","489:4890002168","489:4890001764","489:4890002504","489:4890001852","489:4890001914","489:4890002505","489:4890001848","489:4890002101","489:4890002269","489:4890003182"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6407165881758595,0.6221914060668395,0.6135743122442844,0.5944663965604442,0.5937771172578011,0.5891729580504582,0.5784870786858529,0.5579217347293574,0.5572648594248881,0.5544445293408807,0.5478978859988024,0.5474328401375731,0.5431151901336049,0.5394491076976381,0.5361186154138903,0.5295717317020194,0.5257731109589765,0.5232412568538968,0.5192633601668014,0.5175498150609141,0.5166993436762093,0.5114640265534196,0.5112996103909629,0.5087285118878263,0.5064322538808884],"twin_dists":[0.12254648034770181,0.12652035087878932,0.128366184309403,0.1324581088228394,0.13260576342225402,0.13359224502652722,0.1358836075404158,0.14030491640628895,0.1404464701040212,0.14105451739672553,0.1424677957568517,0.14256829397718845,0.14350206357771442,0.14429597133524938,0.14501809270382884,0.14644022594174563,0.1472670752355266,0.14781892030656213,0.14868718404724302,0.14906168505607814,0.14924766899409994,0.1503942105249801,0.15043026537946413,0.15099446954175585,0.15149898943508938],"n_dims_used":45,"mean_confidence":0.917742919921875},"coverage":{"mean_confidence":0.917742919921875,"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}}