{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008839","490:4900001003","496:4960008480","490:4900007126","494:4940007263","490:4900000022","494:4940008539","494:4940007768","480:4800004350","494:4940008187","490:4900000959","490:4900002127","480:4800004189","496:4960003097","493:4930007048","494:4940008692","496:4960005966","490:4900001005","490:4900002631","490:4900000194","494:4940007893","490:4900000036","490:4900000552","487:4870003671","490:4900000551"],"twin_admin_codes":[494,490,496,490,494,490,494,494,480,494,490,490,480,496,493,494,496,490,490,490,494,490,490,487,490],"twin_sims":[0.28344880039821024,0.28326008741761793,0.2797854933576241,0.2505206036436221,0.20629408022235768,0.17909620780178556,0.1734259091103917,0.17263958618614678,0.17147694988594372,0.17078338625168177,0.16709746404599668,0.16379462965701688,0.1615107133421684,0.16018386851067767,0.156756636673661,0.15401581325676483,0.15193773045403544,0.15146498369811262,0.1421582277742003,0.14209444393075288,0.14038637360360023,0.14003119169763154,0.13582660528690782,0.13199512842622296,0.11812542070702155],"twin_dists":[0.20622856252695929,0.20628302699865053,0.20728977724073655,0.2160928912225017,0.23075685435433688,0.24086953531786218,0.24311205296255398,0.24342714195838958,0.24389491114142406,0.24417503877326813,0.24567763404037757,0.2470444827845486,0.2480013647907143,0.24856178275962368,0.25002513699519696,0.2512123099093703,0.25212277755362983,0.252331176539047,0.25653512548474033,0.2565646315984423,0.25735846912233173,0.25752444503082983,0.2595135462382133,0.2613667355511985,0.2684357258268441],"n_dims_used":45,"mean_confidence":0.9192040337456597},"coverage":{"mean_confidence":0.9192040337456597,"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}}