{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004265","489:4890004560","489:4890003909","479:4790000914","489:4890004898","479:4790001920","489:4890004199","478:4780001540","477:4770002843","489:4890003896","489:4890004669","489:4890004602","479:4790004097","489:4890004127","479:4790002826","489:4890004025","479:4790001072","479:4790004180","489:4890003718","489:4890004586","489:4890004189","489:4890003662","469:4690000291","489:4890004804","479:4790006604"],"twin_admin_codes":[489,489,489,479,489,479,489,478,477,489,489,489,479,489,479,489,479,479,489,489,489,489,469,489,479],"twin_sims":[0.5824026085563028,0.5131627491068304,0.4927045685363456,0.4796602680602933,0.47144001962653814,0.4677806678654974,0.45780426498838933,0.45763503885289397,0.4324384820606882,0.4224991639638746,0.40753403555440537,0.40492861865790325,0.4019142452680707,0.3970649891695846,0.3836532739402179,0.3738131950718799,0.3733965432469285,0.37131228499496055,0.36475909831041714,0.35283525861263526,0.34872454151373383,0.3458798617280672,0.3450886017016934,0.3446770171354647,0.34233326812905257],"twin_dists":[0.13504365216379333,0.1500218688401303,0.1545283235517755,0.1574298657833754,0.15927117883666814,0.1600942898897014,0.1623497123559607,0.16238811955922894,0.16816767291049012,0.17048398033762782,0.17401541574744211,0.1746359868859928,0.17535619737665326,0.17651995572503382,0.17977332056011971,0.18219488958287844,0.18229810612521852,0.18281529131005472,0.18445086777116623,0.18746553541372515,0.18851700778711722,0.18924845622175052,0.18945247610708582,0.1895586978098378,0.190164861178485],"n_dims_used":45,"mean_confidence":0.9196054246690538},"coverage":{"mean_confidence":0.9196054246690538,"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}}