{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004701","499:4990000814","493:4930006955","469:4690004340","466:4660000717","499:4990000512","496:4960000966","470:4700005050","466:4660000522","499:4990000818","496:4960007980","470:4700004028","466:4660004537","470:4700003629","496:4960000871","472:4720001406","472:4720000862","466:4660000460","488:4880003999","496:4960000573","493:4930007126","487:4870008183","496:4960000204","466:4660002155","470:4700005093"],"twin_admin_codes":[470,499,493,469,466,499,496,470,466,499,496,470,466,470,496,472,472,466,488,496,493,487,496,466,470],"twin_sims":[0.3730238938468683,0.37255936615605345,0.3357163669949222,0.29830417052730757,0.29144499431066867,0.29069742096457574,0.2847337898649082,0.2722428833122074,0.26963425855929934,0.2547894862738792,0.2497172391983555,0.23922918031178006,0.23704955771227681,0.22929560857640197,0.22735893963984927,0.2214139775985626,0.21585383963252883,0.2141297090514385,0.2128712406406699,0.21269787574271284,0.21242950716603062,0.21074762235433023,0.20847360872631104,0.20603099305988293,0.20346258206663553],"twin_dists":[0.182390470068258,0.1825056704528601,0.19188828009210207,0.20200736426099283,0.20394049682075394,0.20415280807585667,0.20585828161944555,0.20950173129524882,0.21027548537939278,0.2147699662869855,0.2163434571012514,0.2196632802752401,0.22036497830276117,0.22289604525388598,0.2235369914301596,0.22552742137198972,0.22742159516799887,0.2280156134584035,0.2284512388374451,0.22851138640817317,0.22860456023922127,0.2291903113319401,0.2299873529201626,0.2308501143300511,0.2317648826149517],"n_dims_used":43,"mean_confidence":0.9053943545319313},"coverage":{"mean_confidence":0.9053943545319313,"n_dims_used":43,"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}}