{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003744","500:5000006398","500:5000003211","484:4840005453","472:4720007321","484:4840006995","473:4730001295","484:4840002429","489:4890001977","484:4840006095","467:4670000432","478:4780005674","500:5000001543","485:4850008979","484:4840007273","498:4980004174","484:4840005574","498:4980000968","489:4890004424","472:4720006290","468:4680001480","470:4700004143","500:5000001673","500:5000011247","489:4890004335"],"twin_admin_codes":[500,500,500,484,472,484,473,484,489,484,467,478,500,485,484,498,484,498,489,472,468,470,500,500,489],"twin_sims":[0.448767361852218,0.37295074298294695,0.32195668111628206,0.31251630991112705,0.2995508985223226,0.29067357062265453,0.2740224182889832,0.2725012208681577,0.27140783120950007,0.2589388857445726,0.24409130542551016,0.24272795699086258,0.24161145895832725,0.23316730657828244,0.22752890206653045,0.2264431789780908,0.22524582477116345,0.2236112936637346,0.21938300571736036,0.21808236797055605,0.21545568510265015,0.20660890043015512,0.20608719757077584,0.2040087051538842,0.20352386189162616],"twin_dists":[0.16440803607419327,0.18240860639588855,0.19553235078184458,0.19808295859848524,0.2016588169450598,0.2041595869312762,0.20897651372366557,0.20942535399834744,0.2097489195836764,0.21349747809220485,0.21811281795969334,0.21854553714854627,0.21890107966272665,0.2216253255996636,0.2234805975877941,0.22384132426224482,0.22424047278469733,0.22478764135458837,0.22621557376875062,0.22665851301512224,0.22755848715716395,0.23064536261927568,0.2308301839430027,0.23156971545696012,0.23174296525866417],"n_dims_used":45,"mean_confidence":0.9209176805284288},"coverage":{"mean_confidence":0.9209176805284288,"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}}