{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003410","474:4740003996","474:4740003396","474:4740003810","486:4860000944","474:4740003899","474:4740003720","474:4740003813","474:4740003984","486:4860000943","486:4860000942","474:4740003809","486:4860000886","474:4740003982","486:4860000772","474:4740003978","474:4740004172","474:4740004086","474:4740003992","486:4860000945","474:4740003825","474:4740003997","474:4740003824","474:4740003729","474:4740003896"],"twin_admin_codes":[474,474,474,474,486,474,474,474,474,486,486,474,486,474,486,474,474,474,474,486,474,474,474,474,474],"twin_sims":[0.5807321364911824,0.5570901186200085,0.5568748444080167,0.5117913785252295,0.45887125187528993,0.43818620336890873,0.43450540956271394,0.4058134586751821,0.39973213488558934,0.3947811469052346,0.39442317459832443,0.3830504085060478,0.37755648502109374,0.3686917703402088,0.36573073332429396,0.35800732892727766,0.3551693979409554,0.3358329810815578,0.33353316378628556,0.32261754761918193,0.3214826783034149,0.31858692183577825,0.30802729090908487,0.2964732974625716,0.2804767254819806],"twin_dists":[0.13540194428326682,0.1404841300258764,0.14053052801854823,0.1503224342120721,0.16210766871829754,0.16683805613957747,0.1676887240605104,0.17442503250669067,0.17587908035769573,0.1770702993046646,0.1771566937929396,0.17992081214898947,0.1812700881184953,0.1834675882965771,0.184207438444397,0.18615158322644915,0.18687132901952555,0.1918577493840589,0.19246093016017235,0.1953553820265062,0.19565940566565257,0.19643789314160284,0.1993111695232944,0.20252077393468304,0.20708889428647553],"n_dims_used":45,"mean_confidence":0.9223717583550347},"coverage":{"mean_confidence":0.9223717583550347,"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}}