{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001299","468:4680001012","472:4720003914","499:4990000882","488:4880004618","467:4670003820","472:4720001857","500:5000004492","468:4680005135","478:4780004038","468:4680004021","499:4990000346","479:4790001657","472:4720001313","470:4700007806","466:4660000093","488:4880001013","488:4880000119","493:4930006502","470:4700001481","467:4670000282","499:4990000821","472:4720006591","467:4670003774","472:4720005086"],"twin_admin_codes":[472,468,472,499,488,467,472,500,468,478,468,499,479,472,470,466,488,488,493,470,467,499,472,467,472],"twin_sims":[0.5447651602809379,0.2613276255609652,0.24240898279915143,0.23785232594858546,0.22468532444592898,0.21660456117243695,0.1971723575530039,0.19036196305329736,0.1888848706630295,0.18840471825357932,0.1817654397764281,0.1795492666328964,0.1793332580357374,0.17584198284153305,0.1715534304936501,0.17140599245318724,0.16747145028731392,0.1615962569112613,0.15875570216581894,0.1578547277253834,0.15743879820504386,0.15604244682289886,0.1559532127454651,0.15300044274351293,0.14728124296369888],"twin_dists":[0.14314507414456826,0.2127707520118134,0.21864700447163848,0.22010605148402665,0.22442780494942796,0.22716394701134582,0.234039233022776,0.23655902207411905,0.23711379736809296,0.2372947894885311,0.23983132271148094,0.24069254688815012,0.24077689157609763,0.2421502423084566,0.24386407065916443,0.24392353324089452,0.2455240952851376,0.2479653487305753,0.24916877993008596,0.249553758995011,0.24973202290525517,0.2503330128726313,0.2503715525726416,0.25165603924463803,0.2541966758011701],"n_dims_used":45,"mean_confidence":0.9233746846516927},"coverage":{"mean_confidence":0.9233746846516927,"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}}