{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000463","498:4980000738","498:4980000909","498:4980003295","498:4980000646","500:5000010026","498:4980000822","484:4840000772","498:4980000731","498:4980002076","500:5000008126","484:4840002718","498:4980003354","500:5000006730","498:4980001810","498:4980003617","498:4980001445","498:4980001472","498:4980000526","476:4760000209","484:4840000965","498:4980000725","484:4840002714","498:4980002158","473:4730007055"],"twin_admin_codes":[498,498,498,498,498,500,498,484,498,498,500,484,498,500,498,498,498,498,498,476,484,498,484,498,473],"twin_sims":[0.6597609733499911,0.613637396590807,0.47349358312876494,0.4148044474434954,0.4134374381373753,0.406070635189728,0.38994345185262125,0.3649303281355118,0.35551231515284026,0.3406619121411565,0.32620168366729624,0.31051212980917375,0.3079523307722612,0.299514183024417,0.29934468856127505,0.29733227363644515,0.29514556207206505,0.2899481790782125,0.28483376412591255,0.28038602107252814,0.27664447350716903,0.2765630099262268,0.2729050533666818,0.2724057857964134,0.26663423015395166],"twin_dists":[0.11844634002341506,0.1283526744126812,0.1588102042750228,0.1722928948994793,0.1726157578933331,0.17436375762903775,0.17824094495605652,0.18440794488787024,0.18678420248405783,0.1905984766283831,0.19439910935405894,0.19863005217038004,0.19933176574886705,0.2016690693287209,0.20171640826165418,0.20227967024536497,0.20289426316328976,0.20436591956471759,0.2058295154088746,0.2071152372764477,0.20820643116399726,0.20823028916868536,0.20930605044869288,0.20945356410947003,0.21117108269026655],"n_dims_used":45,"mean_confidence":0.9278934054904514},"coverage":{"mean_confidence":0.9278934054904514,"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}}