{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006666","490:4900004056","490:4900007530","490:4900003498","490:4900007425","490:4900005036","490:4900005561","490:4900007165","490:4900005032","490:4900005303","490:4900005688","490:4900003778","490:4900002519","490:4900002966","490:4900006791","490:4900004741","490:4900005163","491:4910002463","490:4900003375","490:4900002822","490:4900004608","490:4900006431","490:4900007289","490:4900006667","490:4900002964"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.410413244457375,0.34937325465508867,0.2839607818079557,0.2508387281308874,0.2491508101253082,0.23410444359324975,0.22292063378259602,0.21956274085132899,0.20315313934202056,0.19602532525335897,0.18928943351278021,0.1828716562773065,0.1819602840665553,0.17352435515383216,0.17012867647970167,0.16995149364728832,0.1643880544272952,0.1636692036915983,0.15299689469638258,0.15298939338189976,0.15258773257269256,0.1412303872634277,0.13790951043957766,0.13744923191810296,0.13243608971392848],"twin_dists":[0.17333167150870735,0.18835064531157014,0.20608090961532194,0.21599381148725078,0.2165204339091777,0.22131983920933496,0.22501964417110312,0.22615450263629874,0.2318756272006742,0.23445934526377527,0.23696154836340927,0.23940421315860239,0.23975596048286857,0.24307267643407363,0.24444022297299617,0.2445121151320408,0.24679744111781385,0.247096780256412,0.2516575935656651,0.25166087981280283,0.2518370161215368,0.2569653145301709,0.25852250100124946,0.25874053212134485,0.26115141055544],"n_dims_used":45,"mean_confidence":0.8949456108940972},"coverage":{"mean_confidence":0.8949456108940972,"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}}