{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001376","487:4870012352","474:4740000249","474:4740001172","474:4740002014","474:4740000183","474:4740000007","474:4740001711","474:4740001710","474:4740000245","487:4870011946","474:4740002120","487:4870011685","474:4740001488","474:4740000187","474:4740001592","474:4740001487","474:4740001792","474:4740000067","474:4740000116","474:4740000006","474:4740000177","474:4740001912","474:4740000207","474:4740002118"],"twin_admin_codes":[474,487,474,474,474,474,474,474,474,474,487,474,487,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.6708780425384812,0.534539575477535,0.48915373171702103,0.36832487381329587,0.3508893293522627,0.33211837448888015,0.31487059139847207,0.30458064921910266,0.3026469114586941,0.30234283348885144,0.28400898230546756,0.2830829724552226,0.27932042631478204,0.2728469260890521,0.26968538775637846,0.2695914449433812,0.2691486428683103,0.26781696527842613,0.2630170196129654,0.2567647739510099,0.2500901792010914,0.2498102427181393,0.23375387051777952,0.2331336043708342,0.23230476416199028],"twin_dists":[0.11604238756958637,0.14536076995055616,0.1553158192404625,0.1835590999452036,0.18796247825401724,0.19283311687277094,0.19744284383733648,0.20026118427587525,0.20079691673636366,0.20088134081695355,0.2060670171004806,0.20633416409304706,0.20742510274038797,0.20932321619786112,0.21026027543998121,0.21028822296787905,0.21042003562011705,0.2108172586137507,0.2122593014378556,0.21416258769257587,0.21622707475574746,0.216314423355528,0.22143402435553192,0.22163632678818151,0.22190720901958905],"n_dims_used":45,"mean_confidence":0.9224294026692709},"coverage":{"mean_confidence":0.9224294026692709,"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}}