{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000495","477:4770000442","477:4770000394","477:4770000441","477:4770000402","477:4770000662","477:4770000392","477:4770000447","477:4770000453","477:4770000501","477:4770000656","477:4770000446","477:4770000763","477:4770000552","499:4990000530","477:4770003925","477:4770000443","499:4990000676","477:4770000612","477:4770000272","477:4770000150","477:4770003924","477:4770003893","477:4770003767","477:4770003531"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,499,477,477,499,477,477,477,477,477,477,477],"twin_sims":[0.9221981256315432,0.9219914128176359,0.9104536957163617,0.9091387931827275,0.8938975084179304,0.8842692076285102,0.8547880456980721,0.8394525572641005,0.8257310564186198,0.7775677597431818,0.7517788401248865,0.7445100109646402,0.7401461361181115,0.7396003374802083,0.7365426038344128,0.7330636460979499,0.730665588464178,0.7213262913092157,0.7200640255507478,0.7174333306711022,0.7138861795317397,0.713286133630273,0.713149367246767,0.7119611206449357,0.7112603430944878],"twin_dists":[0.05227192124474011,0.05234421002128921,0.05625596643964869,0.05668764998651133,0.06151285534631842,0.06441400887097867,0.07275330460062811,0.07683595012030525,0.0803725105754056,0.09212569431919322,0.09810693219912418,0.09976338653622228,0.10075241034780132,0.10087583487341278,0.10156620000555162,0.10234946023866734,0.10288804024220943,0.10497582003924298,0.10525686561783172,0.10584177173492353,0.1066287324024056,0.1067616678777736,0.10679195987829473,0.10705502465295305,0.10721007187295181],"n_dims_used":45,"mean_confidence":0.9216901143391927},"coverage":{"mean_confidence":0.9216901143391927,"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}}