{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003435","498:4980003611","498:4980003791","498:4980003615","498:4980003502","498:4980003849","498:4980003789","498:4980003854","498:4980003485","498:4980003795","498:4980003559","498:4980003443","498:4980003484","498:4980003556","498:4980003790","498:4980004326","498:4980003732","498:4980003798","498:4980003262","500:5000003664","498:4980003514","498:4980004142","500:5000009570","498:4980003970","498:4980003434"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,500,498,498],"twin_sims":[0.8528872418236803,0.8120881156046984,0.7775205349375001,0.6470350028889187,0.6407684526469221,0.6314493878036161,0.624538795535105,0.6240947709575139,0.6161049289093804,0.6150809923768121,0.6142240661735019,0.6035972541067486,0.5891161944737714,0.5724157194709658,0.5722962311840485,0.5693859310850088,0.5630044903552647,0.5465701097930827,0.5427868332244729,0.5396979026299817,0.537177082739715,0.5356484247093367,0.5227866320005503,0.5140058951941571,0.507255378929015],"twin_dists":[0.07326761440147767,0.0837960071397859,0.09213681383387198,0.12118826146621862,0.12253533860817822,0.1245356817186835,0.12601731993924195,0.12611248017875357,0.12782420840416475,0.12804350994592395,0.12822703392533888,0.13050261303598532,0.1336044095343155,0.13718702638800687,0.13721269208966397,0.13783799212478512,0.13921038741652755,0.1427547719211299,0.14357313050631,0.14424206180563934,0.1447885002389191,0.14512011061711166,0.14791807470076843,0.14983717530060148,0.15131806837942055],"n_dims_used":45,"mean_confidence":0.92864990234375},"coverage":{"mean_confidence":0.92864990234375,"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}}