{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001771","490:4900003121","490:4900002382","490:4900003809","490:4900001773","490:4900002228","490:4900001497","490:4900001914","490:4900002380","490:4900002526","490:4900003117","490:4900002686","490:4900002528","490:4900002069","490:4900001237","490:4900003516","490:4900001921","490:4900001112","490:4900002997","490:4900002676","490:4900002081","490:4900002978","490:4900004222","490:4900002376","490:4900002230"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6584859046766491,0.5939067963024932,0.4417227341832339,0.4413476860355,0.4078527173852755,0.405257077487225,0.3984818754315897,0.35239252524042697,0.34388452145107096,0.333337313636901,0.3218188704882675,0.31551412523209327,0.3107804923762044,0.2915749819871039,0.28484225679380515,0.2840083236879158,0.2780015935439618,0.2598142041733917,0.252858460484338,0.2424031472408977,0.2294274921221171,0.2240241236515883,0.21240180467305744,0.2036351430583287,0.1915781806694933],"twin_dists":[0.11872150226640038,0.13257798358412906,0.16602337763019057,0.16610965309912795,0.17393963162654297,0.17455765515046365,0.17617925514275387,0.18757847296171315,0.1897634147870259,0.19251240078814733,0.19556927967541696,0.19726834436940607,0.19855667875748484,0.20390361331097287,0.20582707204124429,0.2060672069199416,0.2078096045385583,0.21323069263173747,0.21536662889929076,0.21864886159709537,0.22285252837524258,0.22464919359281893,0.22861418269654712,0.23170317598147214,0.2361044810726189],"n_dims_used":45,"mean_confidence":0.9149366590711806},"coverage":{"mean_confidence":0.9149366590711806,"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}}