{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010652","490:4900008442","490:4900010904","490:4900010401","490:4900010488","490:4900008441","490:4900009825","490:4900008547","490:4900010572","490:4900012107","490:4900007890","490:4900009726","490:4900010412","490:4900010738","490:4900008548","490:4900009417","490:4900006677","490:4900010654","490:4900012172","490:4900012171","490:4900010737","490:4900012173","490:4900011242","490:4900008220","490:4900011309"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3346155206678307,0.29012263704884755,0.1412524415950255,0.13993603086767611,0.09765417118517253,0.09168971396789653,0.046703911741157046,0.04658191181574897,0.04039513818996429,0.03562960252356494,0.034450367512518815,0.027742650463708513,0.02417256449960063,0.023156788641934503,0.020077349784511284,0.019455560170658758,0.015202147199688681,0.01487520086442383,0.012878063101810668,0.01215524661199238,0.011104855177566578,0.009694712039855424,0.009637724301656702,0.008746509807055235,0.008187789232338353],"twin_dists":[0.1921767762921737,0.2043162681317298,0.2569550647702972,0.25756896683318475,0.2801391731882888,0.28390842613263784,0.3214978522329835,0.3216350512870615,0.32902341418519265,0.3353971082699202,0.3370855033440798,0.3477525791913116,0.3543711474039344,0.3564086895248361,0.36309910381509114,0.3645575877590663,0.3757984482602722,0.3767730203568054,0.38317287765102326,0.3857073031719377,0.38963960336408293,0.39547473156888135,0.3957261036473751,0.39984052131306297,0.40261557572333556],"n_dims_used":44,"mean_confidence":0.8837836872447621},"coverage":{"mean_confidence":0.8837836872447621,"n_dims_used":44,"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}}