{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002920","496:4960002100","496:4960003750","496:4960003332","496:4960003735","496:4960001259","496:4960002386","496:4960002491","496:4960001607","496:4960001361","496:4960002233","472:4720001752","496:4960001245","496:4960004307","496:4960001134","496:4960001604","496:4960001487","496:4960002921","496:4960001736","496:4960002497","496:4960001488","496:4960002106","496:4960003624","472:4720001736","496:4960003887"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,472,496,496,496,496,496,496,496,496,496,496,496,472,496],"twin_sims":[0.7976248347087888,0.7547379326934295,0.7183890675071183,0.7072872960776212,0.6844932134396622,0.6735581573269549,0.6440651955292919,0.6359403760547073,0.6289567587452014,0.6278039267047059,0.6159052423601467,0.6119148036690581,0.60348541816255,0.5979355434629188,0.5717526391414228,0.566022729811659,0.5524798570390863,0.5510961843809846,0.5318507619089038,0.5314703169372467,0.530438851006396,0.5290721098895784,0.5255501768681761,0.5199778694068585,0.5175519297046126],"twin_dists":[0.08733842952949392,0.09742918796975608,0.10562940124224196,0.10808777754843837,0.11308429713533653,0.11546140467389644,0.12182688282852812,0.12357207263103695,0.12507024668722133,0.1253174238355381,0.12786697714352396,0.12872156727359463,0.13052656069299054,0.13171505507675066,0.1373294609912831,0.13856105002589675,0.14147836653464851,0.1417770153777044,0.1459447585471574,0.1460274372456153,0.1462516589152159,0.1465489054639973,0.1473156421627299,0.14853111251553416,0.1490612227107251],"n_dims_used":45,"mean_confidence":0.9354246351453993},"coverage":{"mean_confidence":0.9354246351453993,"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}}