{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003397","490:4900003123","490:4900002549","490:4900001119","490:4900002699","490:4900001237","490:4900003122","490:4900001112","490:4900002976","490:4900003136","490:4900002084","490:4900003809","490:4900002069","490:4900003650","490:4900003121","490:4900002847","490:4900002526","490:4900001927","490:4900003951","490:4900003516","490:4900001914","490:4900001928","490:4900002977","490:4900002377","490:4900002529"],"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":[0.4207241398835264,0.2154198327625516,0.2106843768885463,0.19156203951032946,0.18632096183504615,0.1649952350418161,0.15356583361975576,0.15104970973669452,0.13491166146967026,0.12052842659800081,0.11709664970154737,0.10901926454352959,0.10208181741214356,0.08881430534083891,0.0887497551829649,0.0849926342258062,0.0800498762872459,0.07670934090129808,0.06929430429347642,0.06436643400650588,0.06416657199848347,0.06352974603970775,0.06316305509945458,0.0624553877867291,0.05925244898746158],"twin_dists":[0.1709000124177571,0.2275708221405744,0.22921239963724224,0.23611050035749867,0.23808402357200553,0.2465453394416458,0.25140869106248015,0.25251463486495207,0.259952477963071,0.26716729807189116,0.2689848073689412,0.273430102112013,0.27745644872021247,0.2857951492591991,0.285838056688421,0.2883793129096182,0.2918627014877341,0.29431586497714807,0.3000855388485271,0.30420381104751826,0.30437619861155285,0.3049284275884378,0.30524846546543444,0.3058704252427073,0.3087599343080027],"n_dims_used":45,"mean_confidence":0.917560323079427},"coverage":{"mean_confidence":0.917560323079427,"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}}