{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002922","485:4850007324","485:4850003717","485:4850003919","467:4670000540","467:4670001372","485:4850004067","485:4850003635","485:4850003116","485:4850003554","467:4670000843","485:4850004221","485:4850004068","485:4850003779","485:4850000669","499:4990003478","470:4700008286","467:4670003962","485:4850002843","467:4670002499","485:4850003772","488:4880000307","499:4990000403","467:4670000412","479:4790000163"],"twin_admin_codes":[485,485,485,485,467,467,485,485,485,485,467,485,485,485,485,499,470,467,485,467,485,488,499,467,479],"twin_sims":[0.4340571299709981,0.4157611384918192,0.3555536178154139,0.3538627302294025,0.3480950606622582,0.34041499601598474,0.3225685652095304,0.31833558115300736,0.3112357254431396,0.296264036926054,0.2940685221923623,0.29150167571715435,0.2908589678446934,0.2797856787359777,0.2767501339300025,0.27098457794979686,0.26942127001188776,0.2659215182108046,0.25265802589732034,0.25241342708865866,0.25180094960198707,0.2500128907056032,0.24335007335430534,0.2430724470699689,0.24162882882802303],"twin_dists":[0.16779252166919384,0.1720672150332005,0.18677371145911176,0.18720371957793877,0.1886785936442742,0.19066263280768994,0.19536849173007034,0.19650565007570361,0.1984322956484073,0.2025795729615189,0.2031979613214541,0.2039244124848233,0.20410690118113597,0.20728972332648907,0.20817549309223754,0.2098743881332539,0.21033886452321413,0.21138476707377357,0.21542872638781968,0.2155045490802593,0.2156946152801503,0.2162511848406223,0.21834788659024906,0.2184360499190632,0.21889554018646223],"n_dims_used":45,"mean_confidence":0.9192867702907986},"coverage":{"mean_confidence":0.9192867702907986,"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}}