{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001801","491:4910001623","491:4910001807","491:4910001564","491:4910000995","491:4910001860","491:4910001742","491:4910001190","490:4900002673","491:4910001624","491:4910001267","491:4910002014","491:4910001320","491:4910001387","491:4910001625","491:4910001859","491:4910000994","491:4910001182","491:4910001187","491:4910000987","491:4910001689","490:4900004472","491:4910001964","491:4910001130","490:4900007545"],"twin_admin_codes":[491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,490],"twin_sims":[0.42583478210454884,0.25132522041598054,0.22217532689244002,0.1632093125999258,0.12007843874842626,0.11224301859698418,0.09011186979812257,0.08552344710289765,0.08534843551536984,0.07600614284561182,0.07471401264216393,0.0740888561138248,0.07392726707704939,0.07282824275387993,0.06937889615620493,0.06916954995275706,0.06607102807112734,0.06390399932988977,0.05927282794763172,0.0581048072448099,0.05557761332585222,0.05545231919605872,0.0553532432975119,0.05530376564247023,0.05523237056417609],"twin_dists":[0.16970414978348733,0.21584244869166308,0.22527054210830877,0.24728878449129202,0.2674033436440618,0.27162645587715306,0.2849378402584092,0.2880149236536124,0.28813486491959395,0.2948431832126654,0.2958224737274032,0.2963011868032427,0.29642545393537195,0.2972765139817354,0.3000169555521712,0.3001868083595633,0.3027510484595379,0.30460334495960806,0.3087411480186804,0.3098265733444833,0.31223808279729487,0.3123599811628409,0.31245653327005923,0.3125048040974419,0.31257452076247666],"n_dims_used":45,"mean_confidence":0.8980825636121962},"coverage":{"mean_confidence":0.8980825636121962,"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}}