{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003889","489:4890003950","489:4890003892","489:4890004013","489:4890004630","489:4890003951","489:4890004136","489:4890004763","489:4890003959","489:4890003972","489:4890003964","489:4890004159","489:4890003907","489:4890004643","489:4890003703","479:4790004104","489:4890004558","489:4890004134","489:4890003844","489:4890003805","489:4890004075","489:4890004412","489:4890003910","489:4890004400","489:4890004446"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8391429508384224,0.8267789976860974,0.7244810843810726,0.700056904444205,0.6926900012084314,0.6814388755567691,0.6706675651064965,0.6433325440863944,0.6376219131026032,0.6369098488372588,0.6357717152225102,0.6244430076038732,0.6205472045675516,0.6188928931883702,0.6155701620809718,0.5887036925157183,0.5864052171050685,0.5854892144482803,0.5741076606150194,0.5725669722292822,0.5705527001926984,0.5704997465596173,0.5646499698312275,0.5612506533713816,0.5594243432607374],"twin_dists":[0.07691688737287831,0.08010589594900787,0.10427224997229147,0.10967954742642247,0.11129458658414133,0.11374939998269339,0.11608798872076806,0.121984367632997,0.1232110963648289,0.12336396806729322,0.12360827351608458,0.12603784889029893,0.12687263137739246,0.12722703288866552,0.12793874344549933,0.1336928111880973,0.13418545439875088,0.13438181887558087,0.13682366160637824,0.13715453857654372,0.13758726141647193,0.1375986395666049,0.13885632860137107,0.13958790941233873,0.13998120015654383],"n_dims_used":45,"mean_confidence":0.9197864108615451},"coverage":{"mean_confidence":0.9197864108615451,"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}}