{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002263","490:4900001961","490:4900003014","490:4900003290","490:4900002258","490:4900002414","490:4900002260","490:4900001255","494:4940008965","490:4900003815","490:4900002425","490:4900002724","490:4900003289","490:4900003013","490:4900002420","490:4900003816","490:4900002413","490:4900003156","490:4900002411","490:4900002259","490:4900002574","490:4900002722","490:4900002262","490:4900002723","490:4900003002"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6477335125661308,0.4248424549289738,0.39183885177955036,0.37458505531064523,0.3444409976793005,0.31694430494602394,0.3155889744085025,0.30938318260666337,0.3036084522322614,0.24099956232106814,0.2342791381746364,0.2320914793053505,0.21300216853250362,0.2112162012652886,0.20908048514407307,0.20690361389503695,0.2045456550146645,0.19596773146001037,0.19067767239564862,0.18558596707566757,0.1803879560351434,0.1799702194601368,0.17781952198592088,0.17620461889005845,0.17586289729571936],"twin_dists":[0.12103799336167496,0.16993587808897775,0.17778148655532866,0.1820038271373223,0.18961964004575782,0.19688125971273415,0.19724806150298535,0.19893911782355014,0.20053027902789852,0.21909638636598044,0.2212629812952898,0.22197701768328673,0.22840583641838388,0.22902680142277881,0.22977406661043584,0.23054109666305622,0.23137817535766675,0.2344804844310127,0.23644083661340065,0.23836388483973014,0.2403657445469694,0.24052838423237113,0.24136999036942935,0.24200669584587148,0.2421419577693895],"n_dims_used":45,"mean_confidence":0.9217745463053385},"coverage":{"mean_confidence":0.9217745463053385,"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}}