{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003106","499:4990004071","499:4990003304","499:4990003242","499:4990003310","499:4990004151","499:4990003049","499:4990002248","468:4680000005","499:4990003809","499:4990003110","499:4990003810","499:4990004249","468:4680000079","499:4990003365","500:5000010377","499:4990004212","499:4990003434","499:4990003120","499:4990003236","499:4990003103","499:4990003111","499:4990003175","468:4680000037","500:5000008929"],"twin_admin_codes":[499,499,499,499,499,499,499,499,468,499,499,499,499,468,499,500,499,499,499,499,499,499,499,468,500],"twin_sims":[0.872797071744049,0.6951425274586757,0.6781740401978819,0.6701206253706069,0.6688798044884868,0.6680087630946121,0.6511491902013017,0.6461769597686813,0.6350031445224621,0.6322978767247651,0.6229099208540754,0.6109253217863229,0.5957991609065998,0.5908876113082924,0.5858262280025445,0.5841868992591095,0.5839910764776484,0.5764316418821095,0.5574085386411668,0.5561818886750431,0.5505906650977374,0.5472699754773184,0.5459908078473997,0.5441575749716855,0.5401202316557555],"twin_dists":[0.06774724322205368,0.11075764183246008,0.11445934096502576,0.11620646957015006,0.11647517352792341,0.11666372789005286,0.12030282833189523,0.12137281655872789,0.12377322481148317,0.12435367502051534,0.12636638918216184,0.1289334557463442,0.1321726279087902,0.1332248219804904,0.13430957060672982,0.13466103268272492,0.13470302039866827,0.13632473025972972,0.14041550581925757,0.14067989840745648,0.1418861554713327,0.14260349309282447,0.14288001563896172,0.14327650949463086,0.14415056122024889],"n_dims_used":44,"mean_confidence":0.9265070828524503},"coverage":{"mean_confidence":0.9265070828524503,"n_dims_used":44,"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}}