{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880006371","470:4700002033","470:4700001565","470:4700001575","470:4700000634","470:4700003216","470:4700000300","469:4690002741","488:4880002636","488:4880006430","493:4930000878","470:4700001250","466:4660001391","470:4700005981","488:4880001071","470:4700000570","488:4880000200","488:4880000154","470:4700001871","488:4880000576","488:4880000649","470:4700007787","470:4700001550","470:4700001132","470:4700000749"],"twin_admin_codes":[488,470,470,470,470,470,470,469,488,488,493,470,466,470,488,470,488,488,470,488,488,470,470,470,470],"twin_sims":[0.5467589393895881,0.4804107535175065,0.4574124562220419,0.4563102107764815,0.44317957237401384,0.43898895107751806,0.436955844668667,0.4357795626833189,0.4201487540398202,0.4067148960682628,0.3945152620667589,0.38648544676530566,0.38543428340665464,0.38513309729013223,0.3838829684438296,0.38149529131770976,0.37994921484878874,0.37943193953788706,0.37881709158620164,0.37426469646982763,0.3741387037039329,0.3666392393878186,0.35725692472481324,0.354683116967478,0.3532629827209227],"twin_dists":[0.1427139523599575,0.15726227088265995,0.1624386442334222,0.16268897713991903,0.1656885178245844,0.16665290922267437,0.16712208765048797,0.16739393172838732,0.17103503081842145,0.17421033180323464,0.1771344655676992,0.17908190179404732,0.17933824016311684,0.1794117490991785,0.17971715475099725,0.18030178760527307,0.18068128967630442,0.18080842719714355,0.18095965561093438,0.18208310366935418,0.18211429117997519,0.18398011925507268,0.18634161150605813,0.18699495524280005,0.18735649657295103],"n_dims_used":43,"mean_confidence":0.9142172170239825},"coverage":{"mean_confidence":0.9142172170239825,"n_dims_used":43,"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}}