{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000216","500:5000000259","500:5000000311","500:5000000465","500:5000000256","485:4850007151","500:5000000257","485:4850007216","485:4850007353","500:5000000172","485:4850006872","500:5000000359","485:4850007150","485:4850007081","485:4850006707","485:4850007422","500:5000000168","485:4850007488","500:5000000215","485:4850007492","500:5000000462","485:4850007425","485:4850006784","485:4850007083","500:5000000110"],"twin_admin_codes":[500,500,500,500,500,485,500,485,485,500,485,500,485,485,485,485,500,485,500,485,500,485,485,485,500],"twin_sims":[0.8801854727115294,0.8278452610452819,0.8126731047923498,0.7317759518974225,0.7223592622063633,0.7134197552559105,0.7009751724790083,0.693455601990091,0.6900496335488334,0.6751949459986268,0.6729623564014797,0.6547565850315024,0.6485130154363593,0.6479859319827638,0.6464928789422761,0.6457874169000418,0.6385776772472576,0.6239689392861979,0.6229351662709155,0.6188857854935143,0.6052435959794136,0.5987643230259883,0.5973611993519281,0.5955828385958862,0.5718481432958884],"twin_dists":[0.065614932712884,0.07983405436941456,0.0836509334089947,0.10263879557939268,0.10474563326104022,0.10673206970903949,0.10947776973055746,0.11112704438055052,0.11187188883403357,0.11510628920176073,0.11559061170527031,0.11952570531488783,0.12087027247862789,0.12098368518740585,0.12130487019578004,0.12145659092200776,0.12300587531145571,0.12613944679172134,0.12636097947308755,0.12722855547338663,0.13015008259205316,0.13153755896190963,0.1318380638233656,0.13221896303277378,0.13730894491831158],"n_dims_used":44,"mean_confidence":0.9168800007213246},"coverage":{"mean_confidence":0.9168800007213246,"n_dims_used":44,"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}}