{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002439","480:4800002265","480:4800002346","480:4800002494","480:4800002537","480:4800002051","480:4800002443","480:4800002062","480:4800002007","480:4800002156","480:4800002006","480:4800002488","480:4800001715","480:4800002490","480:4800002495","480:4800002116","480:4800001885","480:4800002252","480:4800002393","480:4800002205","470:4700004099","480:4800002160","480:4800002438","480:4800002002","470:4700003688"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,470],"twin_sims":[0.38160698919346714,0.2924284204727771,0.2750048707307522,0.270426074713309,0.22722264960674332,0.22428338690926597,0.22180805402516285,0.21750728900365013,0.19465641856381777,0.18805750667393992,0.18724652427958516,0.1847959073231163,0.18022422798326204,0.1782634651519448,0.16549741843072027,0.156107113119269,0.15279806534446969,0.14714156814105936,0.1436910897514353,0.13642386167183485,0.12600880466245956,0.1255509720618814,0.12483269342863042,0.12168792908216125,0.12072807923774168],"twin_dists":[0.18027439881767954,0.20366169562031383,0.20868744656738347,0.2100401351955237,0.22358223288975332,0.22456233319797367,0.22539438644523263,0.22685492487171807,0.2349629577270821,0.23742587131050358,0.23773270142887876,0.23866558347610284,0.2404294578743279,0.24119567822827825,0.2463373386463828,0.2503050939247725,0.2517447386099979,0.2542596265288879,0.25582897209484357,0.2592282149901796,0.2643450585222536,0.264577215541988,0.264942737523976,0.2665621550223476,0.2670627838318948],"n_dims_used":43,"mean_confidence":0.9201003673464753},"coverage":{"mean_confidence":0.9201003673464753,"n_dims_used":43,"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}}