{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011081},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011641","490:4900011710","490:4900010999","490:4900011524","490:4900011635","490:4900011302","490:4900011828","490:4900012177","490:4900012104","490:4900011387","490:4900011318","490:4900011511","490:4900011522","490:4900011631","490:4900008790","490:4900011176","490:4900011080","490:4900010842","490:4900011246","490:4900011441","490:4900011367","490:4900008340","490:4900011456","490:4900011250","490:4900011301"],"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":[0.5981841294706874,0.5730766577169182,0.42147069466609277,0.3738219052006515,0.36647048568694285,0.32424387553074857,0.32281116324765147,0.3184416566987342,0.3131496719924276,0.3005653275253218,0.28304996327210263,0.26348386161681076,0.25926549566870905,0.2545385514821431,0.25156637560174705,0.24646062129028473,0.21316073944355965,0.21155979162147753,0.2083153730110942,0.20694705273433145,0.20366543555436897,0.19762906249071605,0.1970525308012712,0.18940002181858412,0.18430209126707747],"twin_dists":[0.13166181580544925,0.13704506895749574,0.17072494419765635,0.18219273243975537,0.18402232206002905,0.19492073823218944,0.19530357340440713,0.19647705034136792,0.1979104823267257,0.20137583938793086,0.20634369672595199,0.21211833162172344,0.21339786541335073,0.21484733925335464,0.21576748714987407,0.21736450460958448,0.22835087339149857,0.2289070624119009,0.2300430342334139,0.23052573711789157,0.23169234729241495,0.23387243111757777,0.23408304149805956,0.23691997033259096,0.23885461738306557],"n_dims_used":45,"mean_confidence":0.8918282402886285},"coverage":{"mean_confidence":0.8918282402886285,"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}}