{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008947","500:5000002071","485:4850008351","475:4750012044","500:5000001931","473:4730007106","473:4730007240","476:4760000152","475:4750011450","475:4750007062","475:4750007071","500:5000000548","475:4750006209","500:5000000830","475:4750011770","475:4750006921","473:4730007239","475:4750007133","475:4750006047","475:4750007009","475:4750006376","473:4730003321","475:4750006996","473:4730002152","500:5000002086"],"twin_admin_codes":[485,500,485,475,500,473,473,476,475,475,475,500,475,500,475,475,473,475,475,475,475,473,475,473,500],"twin_sims":[0.35724055274372474,0.2887637381349335,0.24097473339366962,0.23728086666683035,0.22466039003553592,0.2239676522731916,0.21815000233708773,0.20893182491756382,0.2074155414411336,0.2032573269328456,0.19181919038283876,0.18461735256553727,0.18445805555286268,0.1743854252103236,0.1733739404911278,0.17305192575602685,0.16913056353217673,0.16882286188141302,0.16862711304652322,0.1664191880391967,0.16384569904642612,0.1628131257780942,0.16116457789516792,0.16038763279870766,0.15930379502593556],"twin_dists":[0.18634575974287304,0.20470348834427812,0.21910431811007158,0.22029031276581454,0.22443614582140828,0.22466812194803076,0.22663543612389536,0.22982627413224407,0.23036022378940693,0.23183832721715855,0.2360146469025231,0.23873389354522193,0.23879487540884212,0.24272894324986316,0.2431328458549722,0.24326178490612183,0.2448459127193087,0.2449713269188314,0.24505119651258309,0.24595673092078804,0.24702319725032418,0.24745450662568164,0.2481472383041477,0.24847550041548655,0.24893536225621424],"n_dims_used":45,"mean_confidence":0.9190930684407552},"coverage":{"mean_confidence":0.9190930684407552,"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}}