{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003816","500:5000008721","473:4730002210","473:4730001287","500:5000001675","500:5000004703","473:4730004106","500:5000003583","473:4730006385","467:4670003701","500:5000002585","485:4850002596","467:4670003512","467:4670000267","500:5000005987","473:4730006427","466:4660001426","468:4680004461","500:5000002903","499:4990002431","468:4680005244","485:4850000123","475:4750007600","500:5000004094","467:4670001789"],"twin_admin_codes":[500,500,473,473,500,500,473,500,473,467,500,485,467,467,500,473,466,468,500,499,468,485,475,500,467],"twin_sims":[0.09922721345357233,0.09906974712979891,0.09816735886126508,0.09622045620948834,0.0897371223381998,0.08253841778325152,0.07738611996908812,0.07718386972097076,0.07650629104252045,0.0752926438181981,0.07152774240436616,0.06829672830194661,0.06701713129989197,0.0667700223664389,0.059111885306570654,0.05737365969110224,0.05725664465662394,0.05663378554604516,0.051041576398625124,0.04849980054532878,0.0477168864309514,0.046820626198241226,0.04502762568998617,0.044037764356465836,0.04378514684757225],"twin_dists":[0.27917535178827707,0.2792712913480022,0.27982340712651593,0.28102830255337785,0.2851844277242537,0.29008805859748205,0.2938120213431472,0.29396221834657416,0.2944677279346423,0.29538226035320575,0.29829712357405047,0.30089950713861785,0.30195787581522343,0.30216415601110935,0.3088896576087025,0.3105152042001965,0.31062608584361956,0.3112194647039133,0.316804035355143,0.3195121232443014,0.32037011070405297,0.32136687753888926,0.3234098523988278,0.32456711357432716,0.3248659476420372],"n_dims_used":45,"mean_confidence":0.915828620062934},"coverage":{"mean_confidence":0.915828620062934,"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}}