{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003926","489:4890004329","489:4890003924","489:4890003988","489:4890004278","489:4890004656","489:4890004050","489:4890004220","479:4790002060","479:4790001978","489:4890004474","479:4790002824","489:4890004752","489:4890004386","479:4790002059","489:4890003862","489:4890004528","489:4890004609","489:4890004980","479:4790002903","479:4790002145","489:4890003750","489:4890004383","489:4890003807","489:4890003867"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,479,489,479,489,489,479,489,489,489,489,479,479,489,489,489,489],"twin_sims":[0.93268238557234,0.925780789132726,0.8794609788762603,0.863589282689631,0.8575419585700053,0.8552006790990181,0.8532828564522358,0.8164282240841917,0.8016293827539152,0.7881016190744116,0.7814296702079914,0.7772913207266499,0.773944615258967,0.7646298838389426,0.7612248329797093,0.7567161471253188,0.7530091978744068,0.7262409974329438,0.7205843065307197,0.7100914167954173,0.7088258176116543,0.7088176966477805,0.7036488753244801,0.6959639433309768,0.6907780074526915],"twin_dists":[0.04848705619657217,0.0510054006159684,0.06582627453388684,0.0703382742848564,0.07200370181107481,0.07264132718173337,0.07316077475994379,0.08271613767438289,0.08636582983839965,0.08962812151952926,0.09121408518356972,0.09219077496449674,0.09297688412544582,0.09514817569250936,0.09593611693705564,0.09697495272434398,0.09782538073251415,0.10387902978856683,0.10514105557378915,0.1074685385528086,0.10774816030670982,0.10774995382063467,0.10888963960570383,0.11057764710154211,0.11171271167789282],"n_dims_used":45,"mean_confidence":0.9173446655273437},"coverage":{"mean_confidence":0.9173446655273437,"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}}