{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003287","490:4900003286","490:4900002858","490:4900003410","490:4900002712","490:4900003011","490:4900002859","490:4900003144","490:4900004237","490:4900003155","490:4900003420","494:4940007450","490:4900003538","494:4940008260","490:4900000528","490:4900002414","490:4900003149","490:4900000983","490:4900000257","490:4900003548","494:4940008367","490:4900003015","494:4940008458","490:4900000441","490:4900011392"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490,490,490,494,490,494,490,490],"twin_sims":[0.19815256904503212,0.18000052970831704,0.1699347725891101,0.15882270303435628,0.09975397714137746,0.0908770041268612,0.08716592479153297,0.074432572224402,0.07000734239633778,0.06832047441580869,0.06504207937382664,0.04491031203912243,0.040177966268613204,0.03134829201075822,0.026766672904315638,0.025538437719910073,0.024575421951018694,0.022495254896267497,0.022472750056842232,0.022160133986576392,0.021518658590936386,0.02144361375597245,0.021320717973808165,0.0206338272581993,0.020036100609452556],"twin_dists":[0.23368155892679296,0.2405165743846565,0.24451890250040037,0.24914021465355043,0.2788552747886584,0.28443688620524354,0.2868986978695127,0.2960375845791213,0.29950955554639935,0.30088001957990423,0.30362426649596314,0.3235458837423874,0.32929965206979883,0.341774552842518,0.349485354030014,0.3517451235840525,0.35358354537742337,0.357777736257731,0.357824921704696,0.3584846579967872,0.35986413010972007,0.3600278397895192,0.36029701543721127,0.36182684632347323,0.36319462963794064],"n_dims_used":45,"mean_confidence":0.9223375108506945},"coverage":{"mean_confidence":0.9223375108506945,"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}}